Unit 4 Developing ideas课件 2022-2023高中英语外研版（2019）英语选择性必修第四册

Everyday economics Book 7 Unit 4 Developing ideas What’s mine is yours. Activity 1 Read Leo's travel notes and answer the questions. 1. What are the differences between Leo's two trips? Activity 1 Aspects 2008 2018 Going downtown Accommodation Visiting Houhai Camera battery took a taxi (which cost him a fortune) took a shared ride (which was cheaper) stayed in a hostel stayed in a shared flat didn’t know how to get there pedalled along Houhai on a shared bicycle didn’t know didn’t know where to have good Chinese food shared a delicious meal with some backpackers had a battery problem with his camera spotted shared power banks 2. What phenomenon does Leo’s experience reflect? Activity 2 Match the paragraphs to their functions and give your reasons. To highlight the key benefits of the sharing economy. To explain and elaborate on the sharing economy. To lead the topic from sharing in childhood to sharing in economic activities. To illustrate various drawbacks of the sharing economy. To predict the future of the sharing economy. 1-c 2-b 3-a 4-d 5-e elaborate:/ɪˈlæbəreɪt/ adj. 复杂的，精心制作的 v. 详细描述 ~ on/upon You can elaborate upon your invlovement in your favourite sport team. 你可以详细说说你参加最喜爱运动队的情况。 5 Activity 3 Read the passage again and answer the questions. What does “it” mean in the first paragraph? Sharing can cut down on waste because . What can be talked about in the next paragraph? What’s the author’s attitude towards the sharing economy? 1.What does “it” mean in the first paragraph? Social media. What we share. The act of sharing. An object of studying. C Activity 3 2.Sharing can cut down on waste because . A A. we can reuse items by sharing B. it can reduce pollution C. it can reduce our shopping desire D. it makes us feel it shameful to waste Activity 3 3.What might be talked about in the next paragraph? A. What we will share in the future. B. How to share with others in the future. C. The categories of sharing