Theme 4 – Travel<\/title>\n <style>\n \/* Reset and Base Styles *\/\n * {\n box-sizing: border-box;\n }\n\n body {\n font-family: Arial, sans-serif;\n background-color: #f4f6f8;\n margin: 0;\n padding: 0;\n display: flex;\n flex-direction: column; \/* Stack elements vertically by default *\/\n min-height: 100vh;\n }\n\n \/* Menu Styles *\/\n .menu {\n width: 100%;\n background-color: #28a745; \/* Green for Travel *\/\n padding: 10px; \/* Slightly increased padding for touch *\/\n text-align: center;\n box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);\n margin-bottom: 10px; \/* Reduced margin for better spacing *\/\n overflow-x: auto;\n white-space: nowrap;\n }\n .menu a {\n color: #fff;\n text-decoration: none;\n margin: 0 10px; \/* Increased margin for better touch targets *\/\n font-weight: bold;\n font-size: 14px; \/* Slightly increased font for readability *\/\n display: inline-block;\n }\n .menu a:hover,\n .menu a:focus {\n text-decoration: underline;\n outline: 2px dashed #fff;\n outline-offset: 4px;\n }\n\n \/* Container Styles *\/\n .container {\n display: flex;\n flex-direction: column; \/* Stack elements vertically on mobile *\/\n align-items: center;\n padding: 10px; \/* Increased padding for better spacing *\/\n box-sizing: border-box;\n flex: 1 0 auto;\n width: 100%;\n }\n\n \/* Image and Chat Containers *\/\n .image-chat-wrapper {\n display: flex;\n flex-direction: column;\n width: 100%;\n max-width: 800px; \/* Increased max-width for landscape *\/\n flex: 1;\n }\n\n \/* Image Container Styles *\/\n .image-container {\n flex: 1;\n text-align: center;\n margin-bottom: 15px; \/* Reduced margin *\/\n }\n .image-container img {\n width: 100%;\n height: auto;\n max-height: 300px; \/* Set a maximum height *\/\n object-fit: cover;\n border-radius: 15px; \/* Reduced border-radius *\/\n box-shadow: 0 0 8px rgba(0, 0, 0, 0.1); \/* Reduced shadow *\/\n }\n .sentence-text {\n margin: 10px 0; \/* Increased margin for better spacing *\/\n font-weight: bold;\n color: #333;\n font-size: 16px; \/* Increased font size for readability *\/\n }\n .word-box {\n margin-top: 10px; \/* Increased margin *\/\n padding: 10px; \/* Increased padding *\/\n background-color: #fff;\n border: 2px solid #28a745; \/* Updated border color *\/\n border-radius: 8px; \/* Reduced border-radius *\/\n box-shadow: 0 0 8px rgba(0, 0, 0, 0.1); \/* Reduced shadow *\/\n font-size: 16px; \/* Maintain readability *\/\n font-weight: bold;\n color: #28a745; \/* Updated text color *\/\n text-align: left;\n max-height: 250px; \/* Maintain max-height *\/\n overflow-y: auto;\n }\n\n \/* Chat Container Styles *\/\n .chat-container {\n background-color: #28a745; \/* Updated color *\/\n border-radius: 15px; \/* Reduced border-radius *\/\n box-shadow: 0 0 8px rgba(0, 0, 0, 0.1); \/* Reduced shadow *\/\n overflow: hidden;\n display: flex;\n flex-direction: column;\n height: auto; \/* Removed fixed height *\/\n max-height: 500px; \/* Set a reasonable max-height *\/\n flex: 1;\n }\n .chat-header {\n background-color: #1e7e34; \/* Darker shade for header *\/\n color: #fff;\n padding: 12px; \/* Increased padding for better touch *\/\n text-align: center;\n border-bottom: 1px solid #155724; \/* Updated border color *\/\n position: relative;\n }\n .chat-header h2 {\n margin: 0;\n font-size: 18px; \/* Increased font size for readability *\/\n }\n \/* Loader Indicator *\/\n .chat-header .loader {\n position: absolute;\n right: 20px;\n top: 50%;\n transform: translateY(-50%);\n display: none; \/* Hidden by default *\/\n }\n .chat-messages {\n padding: 12px; \/* Increased padding *\/\n overflow-y: auto;\n flex: 1;\n background-color: #fff;\n max-height: 300px; \/* Maintain max-height *\/\n }\n .message {\n margin-bottom: 10px; \/* Increased margin *\/\n padding: 10px; \/* Increased padding *\/\n border-radius: 6px; \/* Slightly increased border-radius *\/\n font-size: 14px; \/* Increased font size for readability *\/\n line-height: 1.5;\n }\n .user-message {\n background-color: #ffc107;\n color: #fff;\n text-align: right;\n }\n .bot-message {\n background-color: #17a2b8;\n color: #fff;\n text-align: left;\n }\n\n \/* Chat Input Styles *\/\n .chat-input {\n display: flex;\n align-items: center;\n background-color: #c3e6cb;\n padding: 10px; \/* Increased padding *\/\n justify-content: space-between;\n flex-wrap: wrap;\n }\n .send-button, .stop-button {\n background-color: #17a2b8;\n color: #fff;\n font-weight: bold;\n border: none;\n border-radius: 5px;\n padding: 12px 16px; \/* Increased padding for touch *\/\n cursor: pointer;\n transition: background-color 0.3s;\n flex: 1;\n margin: 6px; \/* Increased margin for better spacing *\/\n max-width: 150px; \/* Increased max-width for longer labels *\/\n font-size: 16px; \/* Increased font size for readability *\/\n }\n .stop-button {\n background-color: #dc3545;\n }\n .send-button:hover,\n .stop-button:hover,\n .send-button:focus,\n .stop-button:focus {\n background-color: #218838;\n outline: none;\n }\n\n \/* Voice Selection Styles *\/\n .voice-selection {\n margin: 10px 0;\n width: 100%;\n max-width: 300px;\n }\n .voice-selection label {\n display: block;\n margin-bottom: 5px;\n font-weight: bold;\n color: #333;\n }\n .voice-selection select {\n width: 100%;\n padding: 8px;\n border-radius: 5px;\n border: 1px solid #ccc;\n font-size: 14px;\n }\n\n \/* Loader Styles *\/\n .loader {\n border: 4px solid #f3f3f3;\n border-top: 4px solid #17a2b8; \/* Updated color *\/\n border-radius: 50%;\n width: 20px;\n height: 20px;\n animation: spin 2s linear infinite;\n display: inline-block;\n margin-left: 10px;\n }\n\n @keyframes spin {\n 0% { transform: rotate(0deg); }\n 100% { transform: rotate(360deg); }\n }\n\n \/* Responsive Design Adjustments *\/\n\n \/* Portrait Mode *\/\n @media (orientation: portrait) {\n .image-chat-wrapper {\n flex-direction: column;\n }\n .image-container, .chat-container {\n width: 100%;\n max-width: 100%;\n }\n }\n\n \/* Landscape Mode *\/\n @media (orientation: landscape) and (min-width: 600px) {\n .image-chat-wrapper {\n flex-direction: row;\n justify-content: space-between;\n }\n .image-container, .chat-container {\n width: 48%;\n max-width: 48%;\n }\n .word-box {\n max-height: 200px;\n }\n .chat-header h2 {\n font-size: 20px;\n }\n .message {\n font-size: 15px;\n }\n .send-button, .stop-button {\n font-size: 18px;\n padding: 14px 20px;\n max-width: 200px;\n }\n }\n\n \/* General Mobile Responsiveness *\/\n @media (max-width: 768px) {\n .chat-header h2 {\n font-size: 16px;\n }\n .message {\n font-size: 14px;\n }\n .send-button, .stop-button {\n font-size: 16px;\n padding: 12px 16px;\n max-width: 150px;\n }\n .word-box {\n font-size: 15px;\n }\n .voice-selection select {\n font-size: 14px;\n }\n }\n\n \/* Samsung Android Specific Adjustments *\/\n @media only screen and (max-device-width: 480px) and (-webkit-min-device-pixel-ratio: 2) {\n \/* Adjust font sizes and button sizes for high-density screens *\/\n .chat-header h2 {\n font-size: 18px; \/* Increased font size *\/\n }\n .send-button, .stop-button {\n padding: 14px 18px; \/* Adjusted padding *\/\n font-size: 16px; \/* Adjusted font size *\/\n }\n .message {\n font-size: 14px; \/* Adjusted font size *\/\n }\n .word-box {\n font-size: 16px; \/* Adjusted font size *\/\n }\n .chat-input input {\n font-size: 16px; \/* Adjusted font size *\/\n }\n }\n <\/style>\n<\/head>\n<body>\n <div class=\"menu\">\n <a href=\"https:\/\/phamho.com\/book\/2024\/10\/10\/theme-1-accommodation\/\">Accommodation<\/a>\n <a href=\"https:\/\/phamho.com\/book\/2024\/10\/10\/theme-2-hobbies-interests\/\">Hobbies & Interests<\/a>\n <a href=\"https:\/\/phamho.com\/book\/2024\/10\/10\/theme-3-celebrations\/\">Celebrations<\/a>\n <a href=\"https:\/\/phamho.com\/book\/2024\/10\/10\/theme-4-travel\/\">Travel<\/a>\n <a href=\"https:\/\/phamho.com\/book\/2024\/10\/10\/theme-5-studying\/\">Studying<\/a>\n <a href=\"https:\/\/phamho.com\/book\/category\/robots\/speaking\/b1\/sports\/\">Sports<\/a>\n <\/div>\n\n <div class=\"container\">\n <div class=\"image-chat-wrapper\">\n <div class=\"image-container\">\n <img decoding=\"async\" src=\"https:\/\/phamho.com\/book\/wp-content\/uploads\/2024\/06\/DALL\u00b7E-2024-06-07-20.14.37-A-friendly-humanoid-robot-traveling-in-various-settings.-The-robot-has-a-sleek-modern-design-with-smooth-white-surfaces-and-gentle-curves.-Its-face.webp\" alt=\"Travel Image\">\n <div class=\"sentence-text\">Listen to the questions and respond accordingly.<\/div>\n <div id=\"word-box\" class=\"word-box\">\n \n <\/div>\n <\/div>\n <div class=\"chat-container\">\n <div class=\"chat-header\">\n <h2>Theme 4 – Travel<\/h2>\n <div class=\"loader\" id=\"synthesis-loader\"><\/div>\n <\/div>\n <div class=\"chat-messages\" id=\"chat-messages\">\n \n <\/div>\n <div class=\"chat-input\">\n \n <div class=\"voice-selection\">\n <label for=\"voice-select\">Choose Voice:<\/label>\n <select id=\"voice-select\" aria-label=\"Select Voice\">\n <option value=\"\">Loading voices…<\/option>\n <\/select>\n <\/div>\n \n <button id=\"start-btn\" class=\"send-button\" aria-label=\"Start Lesson\">Start<\/button>\n <button id=\"stop-btn\" class=\"stop-button\" aria-label=\"Stop Lesson\">Stop<\/button>\n <\/div>\n <\/div>\n <\/div>\n <\/div>\n\n <script>\n \/\/ Define the questions with expected keywords and model answers\n const questions = [\n { \n english: \"Where did you go on your last holiday?\", \n keywords: [\"last holiday\", \"go\", \"destination\", \"place\", \"trip\"],\n answer: \"On my last holiday, I traveled to Kyoto, Japan. I explored ancient temples, enjoyed traditional tea ceremonies, and walked through beautiful cherry blossom gardens.\"\n },\n { \n english: \"Do you prefer traveling by car, train, or plane? Why?\", \n keywords: [\"prefer\", \"traveling by car\", \"train\", \"plane\", \"why\", \"mode of transportation\"],\n answer: \"I prefer traveling by train because it allows me to relax and enjoy scenic views without the stress of driving. Additionally, trains are more environmentally friendly compared to planes.\"\n },\n { \n english: \"What is your favorite place to visit? Why do you like it?\", \n keywords: [\"favorite place\", \"visit\", \"why\", \"like\"],\n answer: \"My favorite place to visit is Paris, France. I love its rich history, stunning architecture like the Eiffel Tower, and the vibrant art scene. The city's romantic atmosphere makes every visit memorable.\"\n },\n { \n english: \"How often do you travel?\", \n keywords: [\"travel\", \"how often\", \"frequency\", \"trip\"],\n answer: \"I travel about twice a year. I enjoy exploring new cultures and destinations, and I make it a point to visit different countries to broaden my horizons.\"\n },\n { \n english: \"Do you like traveling alone or with friends and family?\", \n keywords: [\"traveling alone\", \"with friends\", \"family\", \"prefer\"],\n answer: \"I enjoy traveling with friends and family because sharing experiences makes the trips more enjoyable. However, occasional solo travels allow me to reflect and explore at my own pace.\"\n },\n { \n english: \"What do you usually pack when you go on a trip?\", \n keywords: [\"pack\", \"trip\", \"usually\", \"items\", \"essentials\"],\n answer: \"When I go on a trip, I usually pack clothing appropriate for the weather, toiletries, a camera, travel documents, and some snacks. I also make sure to bring a reusable water bottle and a portable charger for my devices.\"\n },\n { \n english: \"Have you ever visited another country? Which one?\", \n keywords: [\"visited another country\", \"which one\", \"experience\", \"travel\"],\n answer: \"Yes, I have visited Italy. I explored cities like Rome, Florence, and Venice, enjoyed delicious Italian cuisine, and admired the country's incredible art and historical landmarks.\"\n },\n { \n english: \"What kind of accommodation do you prefer when you travel?\", \n keywords: [\"kind of accommodation\", \"prefer\", \"travel\", \"options\"],\n answer: \"I prefer staying in boutique hotels when I travel because they offer personalized services and unique designs. I also enjoy the local charm and attention to detail that smaller hotels provide.\"\n },\n { \n english: \"What is the most exciting trip you have ever taken?\", \n keywords: [\"most exciting trip\", \"taken\", \"experience\", \"travel\"],\n answer: \"The most exciting trip I have ever taken was a safari in Kenya. Witnessing the diverse wildlife up close, experiencing the breathtaking landscapes, and learning about the local cultures made it an unforgettable adventure.\"\n },\n { \n english: \"Where would you like to travel in the future, and why?\", \n keywords: [\"travel in the future\", \"where\", \"why\", \"destination\"],\n answer: \"In the future, I would like to travel to New Zealand because of its stunning natural beauty, adventure sports opportunities, and rich Maori culture. Exploring its diverse landscapes from beaches to mountains would be incredible.\"\n }\n ];\n\n \/\/ Define positive, constructive, and pronunciation feedback arrays\n const positiveFeedback = [\n \"Great job!\",\n \"Well done!\",\n \"Excellent response!\",\n \"Very well.\",\n \"Your answer was clear and concise.\",\n \"Fantastic!\",\n \"You're doing great!\",\n \"That's a good answer.\"\n ];\n\n const constructiveFeedback = [\n \"Try to include more details related to the question.\",\n \"Could you provide more specific information?\",\n \"Consider mentioning related activities or reasons.\",\n \"Adding relevant keywords can improve your answer.\",\n \"Think about elaborating on your response.\",\n \"Including examples would be helpful.\",\n \"Try to relate your answer to the topic more closely.\",\n \"Expanding your answer will make it better.\",\n \"Providing more context can enhance your response.\",\n \"Think about why or how to add depth to your answer.\"\n ];\n\n \/\/ Define pronunciation feedback messages\n const pronunciationFeedback = [\n \"Your pronunciation is clear, but try to emphasize key words for better clarity.\",\n \"Good job! To improve, pay attention to the pronunciation of 'traveling' and 'destination'.\",\n \"Well spoken! Consider slowing down to ensure each word is pronounced accurately.\",\n \"Excellent! For even better clarity, try to articulate 'frequency' and 'accommodation' more distinctly.\",\n \"Great effort! Focus on the 'th' sound in words like 'with' and 'weather'.\"\n ];\n\n \/\/ Define stop keywords\n const stopKeywords = [\"goodbye\", \"good bye\", \"bye\", \"bye-bye\", \"byebye\"];\n\n let currentQuestionIndex = 0;\n let recognition;\n let isLessonActive = false;\n\n const speechSynthesisSupported = 'speechSynthesis' in window;\n const speechRecognitionSupported = window.SpeechRecognition || window.webkitSpeechRecognition;\n\n let voices = [];\n let selectedVoice = null; \/\/ To store the user's selected voice\n\n \/\/ Desired Voices: 4 Natural Native Voices\n const desiredVoiceNames = [\n 'Google US English', \/\/ en-US Male\n 'Google US English Female', \/\/ en-US Female\n 'Google UK English Male', \/\/ en-GB Male\n 'Google UK English Female' \/\/ en-GB Female\n ];\n\n \/\/ Initialize the application\n function initialize() {\n loadVoices();\n\n if (speechSynthesisSupported) {\n \/\/ Delay greeting to ensure voices are loaded\n setTimeout(() => greetUser(), 500); \n } else {\n appendMessage(\"Sorry, your browser does not support speech synthesis.\", \"bot\");\n }\n\n if (!speechRecognitionSupported) {\n appendMessage(\"Sorry, your browser does not support speech recognition.\", \"bot\");\n }\n\n \/\/ Handle Start Button Click\n document.getElementById('start-btn').onclick = function() {\n if (isLessonActive) return; \/\/ Prevent multiple starts\n\n if (!speechSynthesisSupported) {\n appendMessage(\"Speech synthesis is not supported in your browser.\", \"bot\");\n return;\n }\n if (!speechRecognitionSupported) {\n appendMessage(\"Speech recognition is not supported in your browser.\", \"bot\");\n return;\n }\n\n isLessonActive = true;\n currentQuestionIndex = 0;\n clearWordBox();\n startLesson();\n };\n\n \/\/ Handle Stop Button Click\n document.getElementById('stop-btn').onclick = function() {\n if (recognition) {\n recognition.stop();\n }\n endLesson(true);\n };\n }\n\n \/\/ Load voices and populate the voice selection dropdown\n function loadVoices() {\n voices = window.speechSynthesis.getVoices();\n if (voices.length === 0) {\n \/\/ Some browsers load voices asynchronously\n window.speechSynthesis.onvoiceschanged = () => {\n voices = window.speechSynthesis.getVoices();\n populateVoiceList();\n };\n } else {\n populateVoiceList();\n }\n }\n\n \/\/ Populate the voice selection dropdown with desired voices\n function populateVoiceList() {\n const voiceSelect = document.getElementById('voice-select');\n voiceSelect.innerHTML = ''; \/\/ Clear existing options\n\n \/\/ Filter voices to include only the desired ones\n const filteredVoices = voices.filter(voice => desiredVoiceNames.includes(voice.name));\n\n if (filteredVoices.length === 0) {\n \/\/ If no desired voices are found, inform the user\n const option = document.createElement('option');\n option.value = \"\";\n option.textContent = \"No desired voices available\";\n voiceSelect.appendChild(option);\n voiceSelect.disabled = true;\n return;\n }\n\n \/\/ Populate the dropdown with the filtered voices\n filteredVoices.forEach((voice, index) => {\n const option = document.createElement('option');\n option.value = index;\n option.textContent = `${voice.name} (${voice.lang})`;\n voiceSelect.appendChild(option);\n });\n\n \/\/ Set a default selected voice if available\n if (filteredVoices.length > 0) {\n voiceSelect.selectedIndex = 0;\n selectedVoice = filteredVoices[0];\n }\n\n \/\/ Listen for voice selection changes\n voiceSelect.onchange = () => {\n const selectedIndex = voiceSelect.value;\n selectedVoice = filteredVoices[selectedIndex];\n console.log(`Selected voice: ${selectedVoice.name}`);\n };\n }\n\n \/\/ Greet the user at the beginning of the lesson\n function greetUser() {\n const greeting = \"Hello! Welcome to the Practice Speaking about Travel. In this lesson, you will listen to each question carefully and provide your own answers. After each response, the correct answer will be displayed in the box. Additionally, I'll provide some tips to help improve your pronunciation. Are you ready? Click Start to begin the lesson!\";\n appendMessage(greeting, 'bot');\n showSynthesisLoader(true);\n sayText(greeting, \"en-US\").then(() => {\n showSynthesisLoader(false);\n });\n }\n\n \/\/ Start the lesson by asking the first question\n function startLesson() {\n if (currentQuestionIndex < questions.length) {\n const question = questions[currentQuestionIndex];\n const questionNumber = currentQuestionIndex + 1;\n const questionText = `Question ${questionNumber}: ${question.english}`;\n\n appendMessage(questionText, 'bot');\n addSentenceToBox(`Q${questionNumber}: ${question.english}`);\n showSynthesisLoader(true);\n sayText(questionText, \"en-US\").then(() => {\n showSynthesisLoader(false);\n listenUserResponse(question);\n });\n } else {\n endLesson(false);\n }\n }\n\n \/\/ Listen for the user's verbal response\n function listenUserResponse(question) {\n recognition = new (window.SpeechRecognition || window.webkitSpeechRecognition)();\n recognition.lang = 'en-US';\n recognition.interimResults = false;\n recognition.maxAlternatives = 1;\n\n \/\/ Show listening indicator\n showRecognitionLoader(true);\n appendMessage(\"Listening...\", \"bot\");\n\n recognition.start();\n\n recognition.onresult = function(event) {\n const userInput = event.results[0][0].transcript.trim();\n const formattedInput = normalizeAndFormatUserInput(userInput);\n appendMessage(formattedInput, 'user');\n\n \/\/ Hide listening indicator\n showRecognitionLoader(false);\n\n \/\/ Check for stop keywords\n if (checkStopKeywords(formattedInput.toLowerCase())) {\n endLesson(true);\n return;\n }\n\n \/\/ Analyze user input for feedback\n const feedbackType = analyzeResponse(formattedInput, question.keywords);\n let feedbackMessage = \"\";\n\n if (feedbackType === \"positive\") {\n feedbackMessage = positiveFeedback[Math.floor(Math.random() * positiveFeedback.length)];\n } else if (feedbackType === \"pronunciation\") {\n feedbackMessage = pronunciationFeedback[Math.floor(Math.random() * pronunciationFeedback.length)];\n } else {\n feedbackMessage = constructiveFeedback[Math.floor(Math.random() * constructiveFeedback.length)];\n }\n\n appendMessage(feedbackMessage, 'bot');\n showSynthesisLoader(true);\n sayText(feedbackMessage, \"en-US\").then(() => {\n showSynthesisLoader(false);\n \/\/ Display model answer\n const modelAnswer = `Answer: ${question.answer}`;\n addSentenceToBox(modelAnswer);\n \/\/ Proceed to next question after a delay\n currentQuestionIndex++;\n setTimeout(() => {\n startLesson();\n }, 3000); \/\/ 3-second delay\n });\n };\n\n recognition.onspeechend = function() {\n recognition.stop();\n };\n\n recognition.onerror = function(event) {\n \/\/ Hide listening indicator\n showRecognitionLoader(false);\n appendMessage('Error: ' + event.error, 'bot');\n const retryMessage = \"Let's try that question again.\";\n appendMessage(retryMessage, 'bot');\n showSynthesisLoader(true);\n sayText(retryMessage, \"en-US\").then(() => {\n showSynthesisLoader(false);\n \/\/ Retry the same question after a delay\n setTimeout(() => {\n listenUserResponse(question);\n }, 3000); \/\/ 3-second delay\n });\n };\n }\n\n \/\/ Ask the same question again in case of an error\n function askSameQuestion(question) {\n const questionNumber = currentQuestionIndex + 1;\n const questionText = `Let's try again: ${question.english}`;\n\n appendMessage(questionText, 'bot');\n addSentenceToBox(`Q${questionNumber}: ${question.english}`);\n showSynthesisLoader(true);\n sayText(questionText, \"en-US\").then(() => {\n showSynthesisLoader(false);\n listenUserResponse(question);\n });\n }\n\n \/\/ Analyze the user's response and determine feedback type\n function analyzeResponse(userInput, keywords) {\n const lowerCaseInput = userInput.toLowerCase();\n\n for (let keyword of keywords) {\n if (lowerCaseInput.includes(keyword.toLowerCase())) {\n \/\/ Simulate pronunciation feedback for specific keywords\n if (keyword.toLowerCase().includes(\"traveling\") || keyword.toLowerCase().includes(\"destination\")) {\n return \"pronunciation\";\n }\n return \"positive\";\n }\n }\n\n return \"constructive\";\n }\n\n \/\/ Check if the user's input contains any stop keywords\n function checkStopKeywords(userInput) {\n const pattern = new RegExp('\\\\b(' + stopKeywords.join('|') + ')\\\\b', 'i');\n return pattern.test(userInput);\n }\n\n \/\/ Normalize and format the user's input\n function normalizeAndFormatUserInput(text) {\n let normalized = text.replace(\/\\bi\\b\/g, \"I\");\n return formatSentence(normalized);\n }\n\n \/\/ Format the sentence by capitalizing and adding punctuation\n function formatSentence(text) {\n text = text.charAt(0).toUpperCase() + text.slice(1);\n\n const questionWords = ['who', 'what', 'where', 'when', 'why', 'how', 'is', 'are', 'do', 'does', 'can', 'should', 'will', 'would'];\n const firstWord = text.split(\" \")[0].toLowerCase();\n\n if (questionWords.includes(firstWord) && !text.endsWith('?')) {\n text += '?';\n } else if (!text.endsWith('.') && !text.endsWith('?')) {\n text += '.';\n }\n\n return text;\n }\n\n \/\/ Add a sentence to the word box\n function addSentenceToBox(sentence) {\n const wordBox = document.getElementById('word-box');\n const sentenceElement = document.createElement('div');\n sentenceElement.innerText = sentence;\n wordBox.appendChild(sentenceElement);\n wordBox.scrollTop = wordBox.scrollHeight;\n }\n\n \/\/ Clear the word box\n function clearWordBox() {\n const wordBox = document.getElementById('word-box');\n wordBox.innerHTML = \"\";\n }\n\n \/\/ End the lesson\n function endLesson(userStopped = false) {\n \/\/ Cancel any ongoing speech synthesis\n if (speechSynthesisSupported) {\n window.speechSynthesis.cancel();\n }\n\n if (recognition) {\n recognition.stop();\n }\n\n isLessonActive = false;\n\n let message;\n if (userStopped) {\n message = \"Thank you for practicing! Goodbye!\";\n } else {\n message = \"Well done! You've completed all the questions. Keep practicing!\";\n }\n appendMessage(message, \"bot\");\n showSynthesisLoader(true);\n sayText(message, \"en-US\").then(() => {\n showSynthesisLoader(false);\n });\n }\n\n \/\/ Speak the given text using speech synthesis and return a Promise that resolves when speaking is done\n function sayText(text, lang) {\n return new Promise((resolve, reject) => {\n if (!speechSynthesisSupported) {\n resolve();\n return;\n }\n const utterance = new SpeechSynthesisUtterance(text);\n utterance.lang = lang;\n utterance.rate = 1.0;\n utterance.pitch = 1.0;\n\n \/\/ Use the selected voice if available\n if (selectedVoice) {\n utterance.voice = selectedVoice;\n }\n\n utterance.onend = function() {\n resolve();\n };\n\n utterance.onerror = function(event) {\n console.error('Speech synthesis error:', event.error);\n resolve(); \/\/ Resolve to continue the flow even if there's an error\n };\n\n window.speechSynthesis.speak(utterance);\n });\n }\n\n \/\/ Append a message to the chat\n function appendMessage(text, sender) {\n const messageContainer = document.getElementById('chat-messages');\n const messageElement = document.createElement('div');\n messageElement.classList.add('message');\n messageElement.classList.add(sender === 'bot' ? 'bot-message' : 'user-message');\n messageElement.innerText = text;\n messageContainer.appendChild(messageElement);\n messageContainer.scrollTop = messageContainer.scrollHeight;\n }\n\n \/\/ Show or hide the speech synthesis loader\n function showSynthesisLoader(show) {\n const loader = document.getElementById('synthesis-loader');\n loader.style.display = show ? 'inline-block' : 'none';\n if (show) {\n loader.style.borderTop = '4px solid #17a2b8'; \/\/ Default speaking color\n }\n }\n\n \/\/ Show or hide the speech recognition loader\n function showRecognitionLoader(show) {\n const loader = document.getElementById('synthesis-loader');\n if (show) {\n loader.style.display = 'inline-block';\n loader.style.borderTop = '4px solid #ffc107'; \/\/ Change color to indicate listening\n } else {\n loader.style.display = 'none';\n }\n }\n\n \/\/ Initialize the application once the DOM is fully loaded\n window.onload = initialize;\n <\/script>\n<\/body>\n<\/html>\n","protected":false},"excerpt":{"rendered":"<p>Theme 4 – Travel Accommodation Hobbies & Interests Celebrations Travel Studying Sports Listen to the questions and respond accordingly. Theme 4 – Travel Choose Voice: Loading voices… Start Stop<\/p>\n","protected":false},"author":1,"featured_media":1370,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[28,47,34,27],"tags":[],"class_list":["post-1793","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-adults","category-pet","category-robots","category-speaking"],"featured_image_src":"https:\/\/phamho.com\/book\/wp-content\/uploads\/2024\/06\/DALL\u00b7E-2024-06-07-19.53.00-A-friendly-humanoid-robot-traveling-in-various-settings.-The-robot-has-a-sleek-modern-design-with-smooth-white-surfaces-and-gentle-curves.-Its-face-1024x585.webp","blog_images":{"medium":"https:\/\/phamho.com\/book\/wp-content\/uploads\/2024\/06\/DALL\u00b7E-2024-06-07-19.53.00-A-friendly-humanoid-robot-traveling-in-various-settings.-The-robot-has-a-sleek-modern-design-with-smooth-white-surfaces-and-gentle-curves.-Its-face-300x171.webp","large":"https:\/\/phamho.com\/book\/wp-content\/uploads\/2024\/06\/DALL\u00b7E-2024-06-07-19.53.00-A-friendly-humanoid-robot-traveling-in-various-settings.-The-robot-has-a-sleek-modern-design-with-smooth-white-surfaces-and-gentle-curves.-Its-face-1024x585.webp"},"ams_acf":[],"_links":{"self":[{"href":"https:\/\/phamho.com\/book\/wp-json\/wp\/v2\/posts\/1793","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/phamho.com\/book\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/phamho.com\/book\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/phamho.com\/book\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/phamho.com\/book\/wp-json\/wp\/v2\/comments?post=1793"}],"version-history":[{"count":2,"href":"https:\/\/phamho.com\/book\/wp-json\/wp\/v2\/posts\/1793\/revisions"}],"predecessor-version":[{"id":1798,"href":"https:\/\/phamho.com\/book\/wp-json\/wp\/v2\/posts\/1793\/revisions\/1798"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/phamho.com\/book\/wp-json\/wp\/v2\/media\/1370"}],"wp:attachment":[{"href":"https:\/\/phamho.com\/book\/wp-json\/wp\/v2\/media?parent=1793"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/phamho.com\/book\/wp-json\/wp\/v2\/categories?post=1793"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/phamho.com\/book\/wp-json\/wp\/v2\/tags?post=1793"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}

{"id":1793,"date":"2024-10-10T02:59:08","date_gmt":"2024-10-10T02:59:08","guid":{"rendered":"https:\/\/phamho.com\/book\/?p=1793"},"modified":"2024-10-10T03:10:00","modified_gmt":"2024-10-10T03:10:00","slug":"theme-4-travel","status":"publish","type":"post","link":"https:\/\/phamho.com\/book\/theme-4-travel\/","title":{"rendered":"Theme 4 – Travel"},"content":{"rendered":"\n\n\n\n \n \n Theme 4 – Travel<\/title>\n <style>\n \/* Reset and Base Styles *\/\n * {\n box-sizing: border-box;\n }\n\n body {\n font-family: Arial, sans-serif;\n background-color: #f4f6f8;\n margin: 0;\n padding: 0;\n display: flex;\n flex-direction: column; \/* Stack elements vertically by default *\/\n min-height: 100vh;\n }\n\n \/* Menu Styles *\/\n .menu {\n width: 100%;\n background-color: #28a745; \/* Green for Travel *\/\n padding: 10px; \/* Slightly increased padding for touch *\/\n text-align: center;\n box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);\n margin-bottom: 10px; \/* Reduced margin for better spacing *\/\n overflow-x: auto;\n white-space: nowrap;\n }\n .menu a {\n color: #fff;\n text-decoration: none;\n margin: 0 10px; \/* Increased margin for better touch targets *\/\n font-weight: bold;\n font-size: 14px; \/* Slightly increased font for readability *\/\n display: inline-block;\n }\n .menu a:hover,\n .menu a:focus {\n text-decoration: underline;\n outline: 2px dashed #fff;\n outline-offset: 4px;\n }\n\n \/* Container Styles *\/\n .container {\n display: flex;\n flex-direction: column; \/* Stack elements vertically on mobile *\/\n align-items: center;\n padding: 10px; \/* Increased padding for better spacing *\/\n box-sizing: border-box;\n flex: 1 0 auto;\n width: 100%;\n }\n\n \/* Image and Chat Containers *\/\n .image-chat-wrapper {\n display: flex;\n flex-direction: column;\n width: 100%;\n max-width: 800px; \/* Increased max-width for landscape *\/\n flex: 1;\n }\n\n \/* Image Container Styles *\/\n .image-container {\n flex: 1;\n text-align: center;\n margin-bottom: 15px; \/* Reduced margin *\/\n }\n .image-container img {\n width: 100%;\n height: auto;\n max-height: 300px; \/* Set a maximum height *\/\n object-fit: cover;\n border-radius: 15px; \/* Reduced border-radius *\/\n box-shadow: 0 0 8px rgba(0, 0, 0, 0.1); \/* Reduced shadow *\/\n }\n .sentence-text {\n margin: 10px 0; \/* Increased margin for better spacing *\/\n font-weight: bold;\n color: #333;\n font-size: 16px; \/* Increased font size for readability *\/\n }\n .word-box {\n margin-top: 10px; \/* Increased margin *\/\n padding: 10px; \/* Increased padding *\/\n background-color: #fff;\n border: 2px solid #28a745; \/* Updated border color *\/\n border-radius: 8px; \/* Reduced border-radius *\/\n box-shadow: 0 0 8px rgba(0, 0, 0, 0.1); \/* Reduced shadow *\/\n font-size: 16px; \/* Maintain readability *\/\n font-weight: bold;\n color: #28a745; \/* Updated text color *\/\n text-align: left;\n max-height: 250px; \/* Maintain max-height *\/\n overflow-y: auto;\n }\n\n \/* Chat Container Styles *\/\n .chat-container {\n background-color: #28a745; \/* Updated color *\/\n border-radius: 15px; \/* Reduced border-radius *\/\n box-shadow: 0 0 8px rgba(0, 0, 0, 0.1); \/* Reduced shadow *\/\n overflow: hidden;\n display: flex;\n flex-direction: column;\n height: auto; \/* Removed fixed height *\/\n max-height: 500px; \/* Set a reasonable max-height *\/\n flex: 1;\n }\n .chat-header {\n background-color: #1e7e34; \/* Darker shade for header *\/\n color: #fff;\n padding: 12px; \/* Increased padding for better touch *\/\n text-align: center;\n border-bottom: 1px solid #155724; \/* Updated border color *\/\n position: relative;\n }\n .chat-header h2 {\n margin: 0;\n font-size: 18px; \/* Increased font size for readability *\/\n }\n \/* Loader Indicator *\/\n .chat-header .loader {\n position: absolute;\n right: 20px;\n top: 50%;\n transform: translateY(-50%);\n display: none; \/* Hidden by default *\/\n }\n .chat-messages {\n padding: 12px; \/* Increased padding *\/\n overflow-y: auto;\n flex: 1;\n background-color: #fff;\n max-height: 300px; \/* Maintain max-height *\/\n }\n .message {\n margin-bottom: 10px; \/* Increased margin *\/\n padding: 10px; \/* Increased padding *\/\n border-radius: 6px; \/* Slightly increased border-radius *\/\n font-size: 14px; \/* Increased font size for readability *\/\n line-height: 1.5;\n }\n .user-message {\n background-color: #ffc107;\n color: #fff;\n text-align: right;\n }\n .bot-message {\n background-color: #17a2b8;\n color: #fff;\n text-align: left;\n }\n\n \/* Chat Input Styles *\/\n .chat-input {\n display: flex;\n align-items: center;\n background-color: #c3e6cb;\n padding: 10px; \/* Increased padding *\/\n justify-content: space-between;\n flex-wrap: wrap;\n }\n .send-button, .stop-button {\n background-color: #17a2b8;\n color: #fff;\n font-weight: bold;\n border: none;\n border-radius: 5px;\n padding: 12px 16px; \/* Increased padding for touch *\/\n cursor: pointer;\n transition: background-color 0.3s;\n flex: 1;\n margin: 6px; \/* Increased margin for better spacing *\/\n max-width: 150px; \/* Increased max-width for longer labels *\/\n font-size: 16px; \/* Increased font size for readability *\/\n }\n .stop-button {\n background-color: #dc3545;\n }\n .send-button:hover,\n .stop-button:hover,\n .send-button:focus,\n .stop-button:focus {\n background-color: #218838;\n outline: none;\n }\n\n \/* Voice Selection Styles *\/\n .voice-selection {\n margin: 10px 0;\n width: 100%;\n max-width: 300px;\n }\n .voice-selection label {\n display: block;\n margin-bottom: 5px;\n font-weight: bold;\n color: #333;\n }\n .voice-selection select {\n width: 100%;\n padding: 8px;\n border-radius: 5px;\n border: 1px solid #ccc;\n font-size: 14px;\n }\n\n \/* Loader Styles *\/\n .loader {\n border: 4px solid #f3f3f3;\n border-top: 4px solid #17a2b8; \/* Updated color *\/\n border-radius: 50%;\n width: 20px;\n height: 20px;\n animation: spin 2s linear infinite;\n display: inline-block;\n margin-left: 10px;\n }\n\n @keyframes spin {\n 0% { transform: rotate(0deg); }\n 100% { transform: rotate(360deg); }\n }\n\n \/* Responsive Design Adjustments *\/\n\n \/* Portrait Mode *\/\n @media (orientation: portrait) {\n .image-chat-wrapper {\n flex-direction: column;\n }\n .image-container, .chat-container {\n width: 100%;\n max-width: 100%;\n }\n }\n\n \/* Landscape Mode *\/\n @media (orientation: landscape) and (min-width: 600px) {\n .image-chat-wrapper {\n flex-direction: row;\n justify-content: space-between;\n }\n .image-container, .chat-container {\n width: 48%;\n max-width: 48%;\n }\n .word-box {\n max-height: 200px;\n }\n .chat-header h2 {\n font-size: 20px;\n }\n .message {\n font-size: 15px;\n }\n .send-button, .stop-button {\n font-size: 18px;\n padding: 14px 20px;\n max-width: 200px;\n }\n }\n\n \/* General Mobile Responsiveness *\/\n @media (max-width: 768px) {\n .chat-header h2 {\n font-size: 16px;\n }\n .message {\n font-size: 14px;\n }\n .send-button, .stop-button {\n font-size: 16px;\n padding: 12px 16px;\n max-width: 150px;\n }\n .word-box {\n font-size: 15px;\n }\n .voice-selection select {\n font-size: 14px;\n }\n }\n\n \/* Samsung Android Specific Adjustments *\/\n @media only screen and (max-device-width: 480px) and (-webkit-min-device-pixel-ratio: 2) {\n \/* Adjust font sizes and button sizes for high-density screens *\/\n .chat-header h2 {\n font-size: 18px; \/* Increased font size *\/\n }\n .send-button, .stop-button {\n padding: 14px 18px; \/* Adjusted padding *\/\n font-size: 16px; \/* Adjusted font size *\/\n }\n .message {\n font-size: 14px; \/* Adjusted font size *\/\n }\n .word-box {\n font-size: 16px; \/* Adjusted font size *\/\n }\n .chat-input input {\n font-size: 16px; \/* Adjusted font size *\/\n }\n }\n <\/style>\n<\/head>\n<body>\n <div class=\"menu\">\n <a href=\"https:\/\/phamho.com\/book\/2024\/10\/10\/theme-1-accommodation\/\">Accommodation<\/a>\n <a href=\"https:\/\/phamho.com\/book\/2024\/10\/10\/theme-2-hobbies-interests\/\">Hobbies & Interests<\/a>\n <a href=\"https:\/\/phamho.com\/book\/2024\/10\/10\/theme-3-celebrations\/\">Celebrations<\/a>\n <a href=\"https:\/\/phamho.com\/book\/2024\/10\/10\/theme-4-travel\/\">Travel<\/a>\n <a href=\"https:\/\/phamho.com\/book\/2024\/10\/10\/theme-5-studying\/\">Studying<\/a>\n <a href=\"https:\/\/phamho.com\/book\/category\/robots\/speaking\/b1\/sports\/\">Sports<\/a>\n <\/div>\n\n <div class=\"container\">\n <div class=\"image-chat-wrapper\">\n <div class=\"image-container\">\n <img decoding=\"async\" src=\"https:\/\/phamho.com\/book\/wp-content\/uploads\/2024\/06\/DALL\u00b7E-2024-06-07-20.14.37-A-friendly-humanoid-robot-traveling-in-various-settings.-The-robot-has-a-sleek-modern-design-with-smooth-white-surfaces-and-gentle-curves.-Its-face.webp\" alt=\"Travel Image\">\n <div class=\"sentence-text\">Listen to the questions and respond accordingly.<\/div>\n <div id=\"word-box\" class=\"word-box\">\n \n <\/div>\n <\/div>\n <div class=\"chat-container\">\n <div class=\"chat-header\">\n <h2>Theme 4 – Travel<\/h2>\n <div class=\"loader\" id=\"synthesis-loader\"><\/div>\n <\/div>\n <div class=\"chat-messages\" id=\"chat-messages\">\n \n <\/div>\n <div class=\"chat-input\">\n \n <div class=\"voice-selection\">\n <label for=\"voice-select\">Choose Voice:<\/label>\n <select id=\"voice-select\" aria-label=\"Select Voice\">\n <option value=\"\">Loading voices…<\/option>\n <\/select>\n <\/div>\n \n <button id=\"start-btn\" class=\"send-button\" aria-label=\"Start Lesson\">Start<\/button>\n <button id=\"stop-btn\" class=\"stop-button\" aria-label=\"Stop Lesson\">Stop<\/button>\n <\/div>\n <\/div>\n <\/div>\n <\/div>\n\n <script>\n \/\/ Define the questions with expected keywords and model answers\n const questions = [\n { \n english: \"Where did you go on your last holiday?\", \n keywords: [\"last holiday\", \"go\", \"destination\", \"place\", \"trip\"],\n answer: \"On my last holiday, I traveled to Kyoto, Japan. I explored ancient temples, enjoyed traditional tea ceremonies, and walked through beautiful cherry blossom gardens.\"\n },\n { \n english: \"Do you prefer traveling by car, train, or plane? Why?\", \n keywords: [\"prefer\", \"traveling by car\", \"train\", \"plane\", \"why\", \"mode of transportation\"],\n answer: \"I prefer traveling by train because it allows me to relax and enjoy scenic views without the stress of driving. Additionally, trains are more environmentally friendly compared to planes.\"\n },\n { \n english: \"What is your favorite place to visit? Why do you like it?\", \n keywords: [\"favorite place\", \"visit\", \"why\", \"like\"],\n answer: \"My favorite place to visit is Paris, France. I love its rich history, stunning architecture like the Eiffel Tower, and the vibrant art scene. The city's romantic atmosphere makes every visit memorable.\"\n },\n { \n english: \"How often do you travel?\", \n keywords: [\"travel\", \"how often\", \"frequency\", \"trip\"],\n answer: \"I travel about twice a year. I enjoy exploring new cultures and destinations, and I make it a point to visit different countries to broaden my horizons.\"\n },\n { \n english: \"Do you like traveling alone or with friends and family?\", \n keywords: [\"traveling alone\", \"with friends\", \"family\", \"prefer\"],\n answer: \"I enjoy traveling with friends and family because sharing experiences makes the trips more enjoyable. However, occasional solo travels allow me to reflect and explore at my own pace.\"\n },\n { \n english: \"What do you usually pack when you go on a trip?\", \n keywords: [\"pack\", \"trip\", \"usually\", \"items\", \"essentials\"],\n answer: \"When I go on a trip, I usually pack clothing appropriate for the weather, toiletries, a camera, travel documents, and some snacks. I also make sure to bring a reusable water bottle and a portable charger for my devices.\"\n },\n { \n english: \"Have you ever visited another country? Which one?\", \n keywords: [\"visited another country\", \"which one\", \"experience\", \"travel\"],\n answer: \"Yes, I have visited Italy. I explored cities like Rome, Florence, and Venice, enjoyed delicious Italian cuisine, and admired the country's incredible art and historical landmarks.\"\n },\n { \n english: \"What kind of accommodation do you prefer when you travel?\", \n keywords: [\"kind of accommodation\", \"prefer\", \"travel\", \"options\"],\n answer: \"I prefer staying in boutique hotels when I travel because they offer personalized services and unique designs. I also enjoy the local charm and attention to detail that smaller hotels provide.\"\n },\n { \n english: \"What is the most exciting trip you have ever taken?\", \n keywords: [\"most exciting trip\", \"taken\", \"experience\", \"travel\"],\n answer: \"The most exciting trip I have ever taken was a safari in Kenya. Witnessing the diverse wildlife up close, experiencing the breathtaking landscapes, and learning about the local cultures made it an unforgettable adventure.\"\n },\n { \n english: \"Where would you like to travel in the future, and why?\", \n keywords: [\"travel in the future\", \"where\", \"why\", \"destination\"],\n answer: \"In the future, I would like to travel to New Zealand because of its stunning natural beauty, adventure sports opportunities, and rich Maori culture. Exploring its diverse landscapes from beaches to mountains would be incredible.\"\n }\n ];\n\n \/\/ Define positive, constructive, and pronunciation feedback arrays\n const positiveFeedback = [\n \"Great job!\",\n \"Well done!\",\n \"Excellent response!\",\n \"Very well.\",\n \"Your answer was clear and concise.\",\n \"Fantastic!\",\n \"You're doing great!\",\n \"That's a good answer.\"\n ];\n\n const constructiveFeedback = [\n \"Try to include more details related to the question.\",\n \"Could you provide more specific information?\",\n \"Consider mentioning related activities or reasons.\",\n \"Adding relevant keywords can improve your answer.\",\n \"Think about elaborating on your response.\",\n \"Including examples would be helpful.\",\n \"Try to relate your answer to the topic more closely.\",\n \"Expanding your answer will make it better.\",\n \"Providing more context can enhance your response.\",\n \"Think about why or how to add depth to your answer.\"\n ];\n\n \/\/ Define pronunciation feedback messages\n const pronunciationFeedback = [\n \"Your pronunciation is clear, but try to emphasize key words for better clarity.\",\n \"Good job! To improve, pay attention to the pronunciation of 'traveling' and 'destination'.\",\n \"Well spoken! Consider slowing down to ensure each word is pronounced accurately.\",\n \"Excellent! For even better clarity, try to articulate 'frequency' and 'accommodation' more distinctly.\",\n \"Great effort! Focus on the 'th' sound in words like 'with' and 'weather'.\"\n ];\n\n \/\/ Define stop keywords\n const stopKeywords = [\"goodbye\", \"good bye\", \"bye\", \"bye-bye\", \"byebye\"];\n\n let currentQuestionIndex = 0;\n let recognition;\n let isLessonActive = false;\n\n const speechSynthesisSupported = 'speechSynthesis' in window;\n const speechRecognitionSupported = window.SpeechRecognition || window.webkitSpeechRecognition;\n\n let voices = [];\n let selectedVoice = null; \/\/ To store the user's selected voice\n\n \/\/ Desired Voices: 4 Natural Native Voices\n const desiredVoiceNames = [\n 'Google US English', \/\/ en-US Male\n 'Google US English Female', \/\/ en-US Female\n 'Google UK English Male', \/\/ en-GB Male\n 'Google UK English Female' \/\/ en-GB Female\n ];\n\n \/\/ Initialize the application\n function initialize() {\n loadVoices();\n\n if (speechSynthesisSupported) {\n \/\/ Delay greeting to ensure voices are loaded\n setTimeout(() => greetUser(), 500); \n } else {\n appendMessage(\"Sorry, your browser does not support speech synthesis.\", \"bot\");\n }\n\n if (!speechRecognitionSupported) {\n appendMessage(\"Sorry, your browser does not support speech recognition.\", \"bot\");\n }\n\n \/\/ Handle Start Button Click\n document.getElementById('start-btn').onclick = function() {\n if (isLessonActive) return; \/\/ Prevent multiple starts\n\n if (!speechSynthesisSupported) {\n appendMessage(\"Speech synthesis is not supported in your browser.\", \"bot\");\n return;\n }\n if (!speechRecognitionSupported) {\n appendMessage(\"Speech recognition is not supported in your browser.\", \"bot\");\n return;\n }\n\n isLessonActive = true;\n currentQuestionIndex = 0;\n clearWordBox();\n startLesson();\n };\n\n \/\/ Handle Stop Button Click\n document.getElementById('stop-btn').onclick = function() {\n if (recognition) {\n recognition.stop();\n }\n endLesson(true);\n };\n }\n\n \/\/ Load voices and populate the voice selection dropdown\n function loadVoices() {\n voices = window.speechSynthesis.getVoices();\n if (voices.length === 0) {\n \/\/ Some browsers load voices asynchronously\n window.speechSynthesis.onvoiceschanged = () => {\n voices = window.speechSynthesis.getVoices();\n populateVoiceList();\n };\n } else {\n populateVoiceList();\n }\n }\n\n \/\/ Populate the voice selection dropdown with desired voices\n function populateVoiceList() {\n const voiceSelect = document.getElementById('voice-select');\n voiceSelect.innerHTML = ''; \/\/ Clear existing options\n\n \/\/ Filter voices to include only the desired ones\n const filteredVoices = voices.filter(voice => desiredVoiceNames.includes(voice.name));\n\n if (filteredVoices.length === 0) {\n \/\/ If no desired voices are found, inform the user\n const option = document.createElement('option');\n option.value = \"\";\n option.textContent = \"No desired voices available\";\n voiceSelect.appendChild(option);\n voiceSelect.disabled = true;\n return;\n }\n\n \/\/ Populate the dropdown with the filtered voices\n filteredVoices.forEach((voice, index) => {\n const option = document.createElement('option');\n option.value = index;\n option.textContent = `${voice.name} (${voice.lang})`;\n voiceSelect.appendChild(option);\n });\n\n \/\/ Set a default selected voice if available\n if (filteredVoices.length > 0) {\n voiceSelect.selectedIndex = 0;\n selectedVoice = filteredVoices[0];\n }\n\n \/\/ Listen for voice selection changes\n voiceSelect.onchange = () => {\n const selectedIndex = voiceSelect.value;\n selectedVoice = filteredVoices[selectedIndex];\n console.log(`Selected voice: ${selectedVoice.name}`);\n };\n }\n\n \/\/ Greet the user at the beginning of the lesson\n function greetUser() {\n const greeting = \"Hello! Welcome to the Practice Speaking about Travel. In this lesson, you will listen to each question carefully and provide your own answers. After each response, the correct answer will be displayed in the box. Additionally, I'll provide some tips to help improve your pronunciation. Are you ready? Click Start to begin the lesson!\";\n appendMessage(greeting, 'bot');\n showSynthesisLoader(true);\n sayText(greeting, \"en-US\").then(() => {\n showSynthesisLoader(false);\n });\n }\n\n \/\/ Start the lesson by asking the first question\n function startLesson() {\n if (currentQuestionIndex < questions.length) {\n const question = questions[currentQuestionIndex];\n const questionNumber = currentQuestionIndex + 1;\n const questionText = `Question ${questionNumber}: ${question.english}`;\n\n appendMessage(questionText, 'bot');\n addSentenceToBox(`Q${questionNumber}: ${question.english}`);\n showSynthesisLoader(true);\n sayText(questionText, \"en-US\").then(() => {\n showSynthesisLoader(false);\n listenUserResponse(question);\n });\n } else {\n endLesson(false);\n }\n }\n\n \/\/ Listen for the user's verbal response\n function listenUserResponse(question) {\n recognition = new (window.SpeechRecognition || window.webkitSpeechRecognition)();\n recognition.lang = 'en-US';\n recognition.interimResults = false;\n recognition.maxAlternatives = 1;\n\n \/\/ Show listening indicator\n showRecognitionLoader(true);\n appendMessage(\"Listening...\", \"bot\");\n\n recognition.start();\n\n recognition.onresult = function(event) {\n const userInput = event.results[0][0].transcript.trim();\n const formattedInput = normalizeAndFormatUserInput(userInput);\n appendMessage(formattedInput, 'user');\n\n \/\/ Hide listening indicator\n showRecognitionLoader(false);\n\n \/\/ Check for stop keywords\n if (checkStopKeywords(formattedInput.toLowerCase())) {\n endLesson(true);\n return;\n }\n\n \/\/ Analyze user input for feedback\n const feedbackType = analyzeResponse(formattedInput, question.keywords);\n let feedbackMessage = \"\";\n\n if (feedbackType === \"positive\") {\n feedbackMessage = positiveFeedback[Math.floor(Math.random() * positiveFeedback.length)];\n } else if (feedbackType === \"pronunciation\") {\n feedbackMessage = pronunciationFeedback[Math.floor(Math.random() * pronunciationFeedback.length)];\n } else {\n feedbackMessage = constructiveFeedback[Math.floor(Math.random() * constructiveFeedback.length)];\n }\n\n appendMessage(feedbackMessage, 'bot');\n showSynthesisLoader(true);\n sayText(feedbackMessage, \"en-US\").then(() => {\n showSynthesisLoader(false);\n \/\/ Display model answer\n const modelAnswer = `Answer: ${question.answer}`;\n addSentenceToBox(modelAnswer);\n \/\/ Proceed to next question after a delay\n currentQuestionIndex++;\n setTimeout(() => {\n startLesson();\n }, 3000); \/\/ 3-second delay\n });\n };\n\n recognition.onspeechend = function() {\n recognition.stop();\n };\n\n recognition.onerror = function(event) {\n \/\/ Hide listening indicator\n showRecognitionLoader(false);\n appendMessage('Error: ' + event.error, 'bot');\n const retryMessage = \"Let's try that question again.\";\n appendMessage(retryMessage, 'bot');\n showSynthesisLoader(true);\n sayText(retryMessage, \"en-US\").then(() => {\n showSynthesisLoader(false);\n \/\/ Retry the same question after a delay\n setTimeout(() => {\n listenUserResponse(question);\n }, 3000); \/\/ 3-second delay\n });\n };\n }\n\n \/\/ Ask the same question again in case of an error\n function askSameQuestion(question) {\n const questionNumber = currentQuestionIndex + 1;\n const questionText = `Let's try again: ${question.english}`;\n\n appendMessage(questionText, 'bot');\n addSentenceToBox(`Q${questionNumber}: ${question.english}`);\n showSynthesisLoader(true);\n sayText(questionText, \"en-US\").then(() => {\n showSynthesisLoader(false);\n listenUserResponse(question);\n });\n }\n\n \/\/ Analyze the user's response and determine feedback type\n function analyzeResponse(userInput, keywords) {\n const lowerCaseInput = userInput.toLowerCase();\n\n for (let keyword of keywords) {\n if (lowerCaseInput.includes(keyword.toLowerCase())) {\n \/\/ Simulate pronunciation feedback for specific keywords\n if (keyword.toLowerCase().includes(\"traveling\") || keyword.toLowerCase().includes(\"destination\")) {\n return \"pronunciation\";\n }\n return \"positive\";\n }\n }\n\n return \"constructive\";\n }\n\n \/\/ Check if the user's input contains any stop keywords\n function checkStopKeywords(userInput) {\n const pattern = new RegExp('\\\\b(' + stopKeywords.join('|') + ')\\\\b', 'i');\n return pattern.test(userInput);\n }\n\n \/\/ Normalize and format the user's input\n function normalizeAndFormatUserInput(text) {\n let normalized = text.replace(\/\\bi\\b\/g, \"I\");\n return formatSentence(normalized);\n }\n\n \/\/ Format the sentence by capitalizing and adding punctuation\n function formatSentence(text) {\n text = text.charAt(0).toUpperCase() + text.slice(1);\n\n const questionWords = ['who', 'what', 'where', 'when', 'why', 'how', 'is', 'are', 'do', 'does', 'can', 'should', 'will', 'would'];\n const firstWord = text.split(\" \")[0].toLowerCase();\n\n if (questionWords.includes(firstWord) && !text.endsWith('?')) {\n text += '?';\n } else if (!text.endsWith('.') && !text.endsWith('?')) {\n text += '.';\n }\n\n return text;\n }\n\n \/\/ Add a sentence to the word box\n function addSentenceToBox(sentence) {\n const wordBox = document.getElementById('word-box');\n const sentenceElement = document.createElement('div');\n sentenceElement.innerText = sentence;\n wordBox.appendChild(sentenceElement);\n wordBox.scrollTop = wordBox.scrollHeight;\n }\n\n \/\/ Clear the word box\n function clearWordBox() {\n const wordBox = document.getElementById('word-box');\n wordBox.innerHTML = \"\";\n }\n\n \/\/ End the lesson\n function endLesson(userStopped = false) {\n \/\/ Cancel any ongoing speech synthesis\n if (speechSynthesisSupported) {\n window.speechSynthesis.cancel();\n }\n\n if (recognition) {\n recognition.stop();\n }\n\n isLessonActive = false;\n\n let message;\n if (userStopped) {\n message = \"Thank you for practicing! Goodbye!\";\n } else {\n message = \"Well done! You've completed all the questions. Keep practicing!\";\n }\n appendMessage(message, \"bot\");\n showSynthesisLoader(true);\n sayText(message, \"en-US\").then(() => {\n showSynthesisLoader(false);\n });\n }\n\n \/\/ Speak the given text using speech synthesis and return a Promise that resolves when speaking is done\n function sayText(text, lang) {\n return new Promise((resolve, reject) => {\n if (!speechSynthesisSupported) {\n resolve();\n return;\n }\n const utterance = new SpeechSynthesisUtterance(text);\n utterance.lang = lang;\n utterance.rate = 1.0;\n utterance.pitch = 1.0;\n\n \/\/ Use the selected voice if available\n if (selectedVoice) {\n utterance.voice = selectedVoice;\n }\n\n utterance.onend = function() {\n resolve();\n };\n\n utterance.onerror = function(event) {\n console.error('Speech synthesis error:', event.error);\n resolve(); \/\/ Resolve to continue the flow even if there's an error\n };\n\n window.speechSynthesis.speak(utterance);\n });\n }\n\n \/\/ Append a message to the chat\n function appendMessage(text, sender) {\n const messageContainer = document.getElementById('chat-messages');\n const messageElement = document.createElement('div');\n messageElement.classList.add('message');\n messageElement.classList.add(sender === 'bot' ? 'bot-message' : 'user-message');\n messageElement.innerText = text;\n messageContainer.appendChild(messageElement);\n messageContainer.scrollTop = messageContainer.scrollHeight;\n }\n\n \/\/ Show or hide the speech synthesis loader\n function showSynthesisLoader(show) {\n const loader = document.getElementById('synthesis-loader');\n loader.style.display = show ? 'inline-block' : 'none';\n if (show) {\n loader.style.borderTop = '4px solid #17a2b8'; \/\/ Default speaking color\n }\n }\n\n \/\/ Show or hide the speech recognition loader\n function showRecognitionLoader(show) {\n const loader = document.getElementById('synthesis-loader');\n if (show) {\n loader.style.display = 'inline-block';\n loader.style.borderTop = '4px solid #ffc107'; \/\/ Change color to indicate listening\n } else {\n loader.style.display = 'none';\n }\n }\n\n \/\/ Initialize the application once the DOM is fully loaded\n window.onload = initialize;\n <\/script>\n<\/body>\n<\/html>\n","protected":false},"excerpt":{"rendered":"<p>Theme 4 – Travel Accommodation Hobbies & Interests Celebrations Travel Studying Sports Listen to the questions and respond accordingly. Theme 4 – Travel Choose Voice: Loading voices… Start Stop<\/p>\n","protected":false},"author":1,"featured_media":1370,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[28,47,34,27],"tags":[],"class_list":["post-1793","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-adults","category-pet","category-robots","category-speaking"],"featured_image_src":"https:\/\/phamho.com\/book\/wp-content\/uploads\/2024\/06\/DALL\u00b7E-2024-06-07-19.53.00-A-friendly-humanoid-robot-traveling-in-various-settings.-The-robot-has-a-sleek-modern-design-with-smooth-white-surfaces-and-gentle-curves.-Its-face-1024x585.webp","blog_images":{"medium":"https:\/\/phamho.com\/book\/wp-content\/uploads\/2024\/06\/DALL\u00b7E-2024-06-07-19.53.00-A-friendly-humanoid-robot-traveling-in-various-settings.-The-robot-has-a-sleek-modern-design-with-smooth-white-surfaces-and-gentle-curves.-Its-face-300x171.webp","large":"https:\/\/phamho.com\/book\/wp-content\/uploads\/2024\/06\/DALL\u00b7E-2024-06-07-19.53.00-A-friendly-humanoid-robot-traveling-in-various-settings.-The-robot-has-a-sleek-modern-design-with-smooth-white-surfaces-and-gentle-curves.-Its-face-1024x585.webp"},"ams_acf":[],"_links":{"self":[{"href":"https:\/\/phamho.com\/book\/wp-json\/wp\/v2\/posts\/1793","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/phamho.com\/book\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/phamho.com\/book\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/phamho.com\/book\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/phamho.com\/book\/wp-json\/wp\/v2\/comments?post=1793"}],"version-history":[{"count":2,"href":"https:\/\/phamho.com\/book\/wp-json\/wp\/v2\/posts\/1793\/revisions"}],"predecessor-version":[{"id":1798,"href":"https:\/\/phamho.com\/book\/wp-json\/wp\/v2\/posts\/1793\/revisions\/1798"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/phamho.com\/book\/wp-json\/wp\/v2\/media\/1370"}],"wp:attachment":[{"href":"https:\/\/phamho.com\/book\/wp-json\/wp\/v2\/media?parent=1793"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/phamho.com\/book\/wp-json\/wp\/v2\/categories?post=1793"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/phamho.com\/book\/wp-json\/wp\/v2\/tags?post=1793"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}