2021學年九年級英語全冊Unit6WhenwasitinventedSectionA（1a_2d）課件（新版）人教新目標版

1、1aLook at the things below. In what order do you think they were invented? Discuss them with your group. Then number them 1-4(1=first, 4=last).A:I think the TV was invented before the car.B:Well, I think the TV was invented after the car.12341bListen and match the inventions with the years._ 1876_ 1

2、885_ 1927_ 1971dacb1c Student B, cover the dates. Student A, ask Student B when the things in the picture in 1b were invented. Then change roles and practice again.A:When was the telephone invented?B:I think it was invented in 1876. hot ice-cream scoop,runs onelectricity shoes with lights shoeswith

3、specialheels2aListen and number the inventions 1-3 in the order you hear them.2bListen again and complete the chart below.InventionWhat is it/are they used for?shoes with special lights_ the style of the shoesshoes with lightsseeing _hot ice-cream scoop_ really cold ice-creamchangingin the darkservi

4、ng2cMake conversations using the information in 2b.A: What are they used for?B: Theyre used for. Paul: Hey Roy, the subject for my school project is “Small inventions that changed the world.” Can you help me think of an invention? Roy: With pleasure! Let me think . hmm . I know! The zipper! Paul: Th

5、e zipper? Is it really such a great invention? Roy: Think about how often its used in our daily lives. You can see zippers on dresses, trousers, shoes, bags . almost everywhere! 2dRole-play the conversation.Paul: Well, you do seem to have a point . Roy: Of course! I thought about it because I saw a

6、website last week. The pioneers of different inventions were listed there. For example, it mentioned that the zipper was invented by Whitcomb Judson in 1893. But at that time, it wasnt used widely. Paul: Really? So when did it become popular? Roy: Around 1917. 1.invent的用法的用法 invent v. 發(fā)明,invention n

7、. 發(fā)明,inventor n. 發(fā)明者。 e.g.:Edison was a great inventor.He invented a lot of things.【辨析】 invent,discover,find與find outinvent 意為“發(fā)明，創(chuàng)造”，主要通過想象、研究、勞動創(chuàng)造出前所未有的東西，尤指科技上的發(fā)明創(chuàng)造。discover 指發(fā)現(xiàn)或偶然發(fā)現(xiàn)原來就存在但一直未被認識的事物。find 強調(diào)尋找的結(jié)果，即“找到”，通常指偶然發(fā)現(xiàn)。find out 指經(jīng)過觀察、調(diào)查，把某事、某物查出來，搞清楚、弄明白。2. Is it really such a great inventi

8、on?（教材第（教材第42頁）頁）such 形容詞，意為“這樣的，如此的”，常用在句中作定語，其結(jié)構(gòu)為“such (a/an) +adj.+n.”。e.g.:Theres no such thing as a free lunch.Why do you buy such expensive clothes?3.Think about how often its used in our daily lives.（教材第（教材第42頁）頁）daily 形容詞，意為“每日的，日常的”，用作lives的定語。e.g.:What is your daily work? daily還可以作名詞，意為“日報

9、”。Peoples Daily 人民日報 China Daily中國日報一、單項選擇。( )1.Flash light can be used _ clearly in the dark. A.for seeing B.to seeing C.looking D.for looking at( )2.When was the car invented? It _ in 1895.A.invented B.is invented C.was invented AC( )3.The computer was invented _ lives. A.as our day B.in our day C.as our everyday D.in our daily( )4.Computer is _ a great invention that its _ the world a lot. A.so;changing B.such;changed C.such ;change D.so;changedDB二、用所給詞的適當形式填空。1.The teachers office _ (clean) by us yesterday. 2.The _ (invent) has a lot of _(invent). 3.MP3 is used for