Unit 4 Period 2 APPS（课件）英语北师大版必修第二册

该高中英语课件围绕“应用程序”核心主题，涵盖功能描述、开发难点、教育应用及听力策略。课堂导入通过猜应用英文名及生活提问激活学生经验，Pre-listening预测问题搭建支架，While-listening分泛听精听落实抓关键词策略，Post-listening小组讨论与角色扮演实现语言输出，形成连贯学习支架。 其亮点在于以任务驱动提升语言能力，如听力训练聚焦抓关键词策略，功能句学习区分正式与非正式表达并通过角色扮演实践。结合思维品质培养，引导学生分析应用开发难点与需求，小组合作设计应用提升学习能力。学生能将语言学习与生活结合，提升综合运用能力，教师则获得结构化活动设计，便于高效教学。

Period 2 APPS 高中英语北师大版2019必修第二册 Unit 4 Information Technology LLearning Objectives To understand the interview about apps and get key information； To master functional sentences for describing app functions； To learn the listening strategy: Listening for Key Words To design an app and introduce it in English . Contents Lead in Pre-listening While-listening Post-listening Homework ✔ ✔ ✔ ✔ ✔ Guess the English name of these apps Lead-in WeChat TikTok QQ Music Tencent Video Homework Assistant How many apps do you have on your phone? What app do you use most every day? Why? What else do you think apps can do for us? Pre-listening — Activity 2 Why are apps so popular? What are the difficulties in developing an app? What are the latest technologies used in apps? Have a guess first. Then we'll listen and check. New Words & Technologies Functions: to make life easier, to be useful, to become powerful Problem-solving: to solve real-world problems, to find what people need Learning: to enjoy learning activities Technology: to use the latest technology VR (Virtual Reality) 虚拟现实 AR (Augmented Reality)增强现实 MR (Mixed Reality)混合现实 1. Why are apps so popular? _________________________________________________________________ 2. What are the difficulties in developing an app? _________________________________________________________________ 3. What are the latest technologies used in apps? _________________________________________________________________ While-listening — Part 1 Gist Listening(泛听) Listen for the first time and check your predictions. Apps are popular because they are useful and make life easier. The difficulty is in solving real-world problems and finding what people need. The latest technologies used are VR (Virtual Reality), AR (Augmented Reality) and MR (Mixed Reality). General functions • help us find popular ___________ • call for _____ • find __________ to different places Uses of educational apps • allow students to ______ their online teachers and ________ according to their personal interests and needs • ensure students can all enjoy ______ ______ learning materials Difficulties in developing an app • find out what people ______ • solve _________ problems need same the subjects choose directions taxis real-world restaurants While-listening — Part 2 Detailed Listening Skill Builder — Listening for Key Words Skill Builder Skill Builder Listen for key words Before listening, read the questions carefully. While listening, pay attention to the words related to the questions, e.g. popular, difficulties, latest technologies ... Listen for words that are stressed. Now listen for the third time and check your answers with this strategy. Post-listening — Activity 4 Group Work 1. What are some general functions of apps? _________________________________________________________________ 2. What can students do with educational apps? _________________________________________________________________ 3. What are the difficulties in developing an app? _________________________________________________________________ Apps can help us find popular restaurants, call for taxis, and find directions. Students can choose teachers and subjects, enjoy equal materials, and learn at their own pace anywhere. The most difficult thing is finding out what people need and solving real-world problems. Discuss in groups of 4 first, then check the answers. ✎ Focus on Function: Asking for and Offering Help Listen to two conversations and answer the questions. What help does Dad ask for in the first conversation? Dad asks for help with setting up an account on the shopping app (he has already downloaded it but doesn't know how to create an account). ✎ Focus on Function: Asking for and Offering Help Listen to two conversations and answer the questions. What help does Barbara Smith ask for in the second conversation? Barbara Smith asks for help to find out why she hasn't received the goods from her order (placed two weeks ago) — she wants to know what's going on with her order. Listen and imitate. Complete the Talk Builder. Asking for and Offering Help Offering help 1 ___________________ downloading it? 2 No worries. _______________ with that. 3 _______________ help you? 4 ________ enquire about the order with the delivery man. 5 ________________________ anything else today? Talk Builder Do you need help I can help you How may I Let me Can I assist you with Listen and imitate. Complete the Talk Builder. Asking for and Offering Help Asking for help 1 _______________________ with something? 2 ______________________________ set up an account. 3 I haven’t received the goods. ____________________________ and find out what’s going on? 4 _________________________ check again? Talk Builder Can you help me out I can't figure out how to Can you do me a favour Would you be able to Look at the Talk Builder. Pick out the expressions that are formal/ informal and explain why. Asking for help Offering help 1. Can you help me out with … 2. I can’t figure out how to … 3. Can you do me a favour? 4. Would you be able to… 1. Do you need help? 2. How may I help you? 3. Can I assist you with … 4. Let me … 5. I can help you … formal: 4 informal: 1; 2; 3 formal: 1; 3; 4; 5 informal: 2 Work with your partner and role-play the dialogue, one as Li Xing and the other as the interviewer. You can use the following structure to help you. After listening: role-play(Ex.8) General functions Difficulties in developing apps Uses of educational apps Speaking Pair Work. Role-play the following situations. Note the formal / informal use of language. Student A: a mother who wants to choose an app Student B: the son / daughter offering to help Student A: a teenager preparing for a party Student B: a friend offering to help to buy things online for Student A When talking with family members, the conversation is informal, while when talking with people you don't know or don't understand, the conversation is formal. Summary ✅ Basic: Memorize key phrases and 5 functional sentences. Homework 📝 Improving: Introduce your favorite app in 5-6 sentences (use 3+ functional sentences). Optional: Improve your group's app design, prepare for a 1-minute show. 106373.18 $