UNIT 4 Section Ⅲ Developing ideas(教用Word)-【优学精讲】2025-2026学年高中英语选择性必修第四册（外研版）

Section Ⅲ　Developing ideas

Pre-reading

1.Look at the pictures and find out what they have in common.

　They are shared items.　

2.Look at the title and the pictures of the passage and talk about your understanding of it.

　By sharing， you can be using what belongs to me， and so can I. The resources are used more often due to sharing.　

While-reading

第一步：析架构理清脉络

Read the passage quickly and fill in the blanks.

第二步：知细节明察秋毫

Read the passage carefully and choose the best answers.

1.What does “it” in “Taking it as an object of study” in the first paragraph mean？（　　）

A.An object to study.

B.Sharing.

C.The thing shared with others.

D.Social media.

2.Which of the following sentences is WRONG？（　　）

A.The action of sharing has new meanings.

B.We can reduce the cost through sharing.

C.It is no use setting up positive emotional bonding by sharing.

D.We can also make money through sharing.

3.Sharing can cut down on waste because 　　　　.（　　）

A.we can reuse items by sharing

B.we can use items that other people don’t use

C.sharing can reduce our shopping desire

D.sharing makes us feel it shameful to waste

4.What can 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.

D.The type of society that sharing will take us to.

答案：1－4　BCAD

第三步：析难句表达升级

自主翻译：　我们正在利用科技来减少在商品和服务上的花费，或者用我们一直闲置的物品赚钱。　

自主翻译：　尽管如此，共享经济无疑正在与我们的日常生活以及全球经济产生越来越密切的联系。　

Post-reading

第一步：拓思维品质提升

　What do you think are other benefits and problems of the sharing economy？

　It can help build up trust between each other but it may lead to the difficult management.For instance， the bike sharing brings convenience for people， but people place the bikes at random and even occupy the room of the sidewalk.　

第二步：课文语法填空

　　We’ve been told since we were toddlers that “It’s good to share”.But today，the action of sharing takes on extra meaning，which 1.　has expanded　（expand） to almost every aspect of our lives. It is creating new ways of thinking and is providing services to people when and where they want them. This wealth of ways of sharing is 2.　a　 response to our increasing demand for quality goods and services at 3.　competitive　（compete） prices， all 4.　delivered　（deliver） at the click of a button. We also make connections and sometimes even make new friends. Besides， 5.　sharing　 （share） encourages us to reuse items，thereby cutting down on waste. But the sharing economy is not without 6.　its　 （it） problems. Firstly， the sharing economy is developing faster than existing 7.　regulations　（regulation） or ongoing supervision. In addition，the sharing economy is subject 8.　to　 abuse of trust. Finally， personal data is not yet secure. Nonetheless， 9.　what　 is in no doubt is that the sharing economy is 10.　increasingly　 （increase） relevant to our daily lives as well as to the global economy.

What’s mine is yours.

We’ve been told since we were toddlers that “It’s good to share”.Parents and teachers keep reminding us to share toys， snacks， books， happy memories， and sometimes even sorrows① with others.When we grow up， we share photos， life stories and opinions with people around us and with those we don’t know via social media. [1]Taking it as an object② of study， psychologists have published