Unit 4 Everyday economics Developing ideas 课件 2025-2026学年高中英语外研版（2019）选择性必修第四册

该高中英语课件围绕“共享经济”主题，通过视频导入提问共享物品共性及学生使用经历，衔接阅读文本，以段落大意匹配、思维导图等学习支架，帮助学生梳理共享经济的定义、益处、问题及未来。 其亮点在于活动设计梯度递进，结合思维导图培养结构化思维（思维品质），通过问题解决方案分析锻炼语言表达（语言能力），迁移创新环节的学校共享iPad评估问卷提升学习能力。实例丰富如措施表格，助力学生提升综合素养，为教师提供系统教学支持。

Lead-in What was mentioned in the video? What do they have in common? Lead-in 1.What was mentioned in the video? What do they have in common? They are ___________ items. shared 2. Have you ever used shared products or services? What were your experiences and feelings? B7U4 Developing ideas Reading 学习理解类活动 Activity1.1: To understand the theme 1. Match the main idea with each paragraph. Para.1 A. The benefits of the sharing economy. Para.2 B. The future of the sharing economy. Para.3 C. Introduce the topic. Para.4 D. Explain what the sharing economy is. Para.5 E. The problems of the sharing economy. 学习理解类活动 Activity1.1: To understand the theme 2. What is the text mainly about? To define what sharing economy is. To discuss how to avoid the shortcomings of sharing economy. To predict the future of sharing economy. To analyze the benefits and problems of sharing economy. 学习理解类活动 Activity1.2: To find basic information Read the passage and answer the questions. What sharing behaviours does the author mention? ① When we were children: _____________________ ______________________________. ② When we grow up: __________________________. What is the sharing economy? We are using technology to ________________ that we spend on __________________, or to ____________ out of those that we don't use ourselves all of the time. toys, snacks, books, happy memories and sorrows photos, life stories and opinions reduce the money goods and services make money Para.1 Para.2 The future of the sharing economy There is no doubt that the sharing economy is _____________________ our daily lives as well as to the global economy. It is ____________ at such a rate that we can only imagine what it will comprise in the future.  学习理解类活动 Activity1.2: To find basic information increasingly relevant to expanding Para.5 学习理解类活动 Activity1.2: To find basic information Read Para.2-para.4 and complete the mind-map. Benefits Create ___________________ and provide services to people _________________ _______________. It meets people’s increasing demand for quality goods and services at ____________ _________. A win-win situation: everyone____________________________. It helps people ________________ and even _______________. It does a further favour for ___________________. Problems The sharing economy is developing faster than________________________________ ____________. The sharing economy is subject to _____________. Personal data is not ______________. competitive prices make connections make new friends the environment existing regulations or ongoing supervision abuse of trust secure 学习理解类活动 Activity1.2: To find basic information Para.2&Para.3 makes or saves money new ways of thinking when and where they want them Para.4 Read para.3 again and answer the questions. 应用实践类活动 Activity2.1: To analyze 1. Why is it a win-win situation for both the lender and the borrower? What examples does the author give here? 2. Why is the sharing economy beneficial to the environment? Read para.3 again and answer the questions. 应用实践类活动 Activity2.1: To analyze 1. Why is it a win-win situation for both the lender and the borrower? What examples does the author give here? Because everyone makes or saves money. Examples: Hire designer clothes at low prices online. Rent out flats for a couple of days. Read para.3 again and answer the questions. 应用实践类活动 Activity2.1: To analyze 2. Why is the sharing economy beneficial to the environment? Reuse items. Cut down on waste. Reduce the number of polluting vehicles. Activity2.2: To apply What solutions can you come up with to solve the problems of the sharing economy? 应用实践类活动 Activity2.2: To apply Problems Solutions (government, platform, individual) regulatory lag （管理滞后） 2. abuse of trust 3. personal data insecurity The government should make and improve laws and rules quickly to follow the fast development of the sharing economy. Platforms should build a strict credit system and punish dishonest people seriously. Platforms must use safer technology to protect users’ information. People should also raise their risk awareness. 迁移创新类活动 Activity3.1: To evaluate school shared iPads Recently, our school plans to introduce shared iPads into daily teaching life. Now please work in groups to complete the following questionnaire. Brainstorm: After learning the passage, what is your understanding of the title? Conclusion Activity3.2: To summarize Assignment Thanks for your listening! $