《2018_2019学年九年级英语全册unit6whenwasitinventedsectiona1a_2d课件新版人教新目标版》由会员分享，可在线阅读，更多相关《2018_2019学年九年级英语全册unit6whenwasitinventedsectiona1a_2d课件新版人教新目标版（16页珍藏版）》请在金锄头文库上搜索。
1、Unit 6 When was it invented? The First Period Section A(1a-2d),1a,Look 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
2、car.,1,2,3,4,1b,Listen and match the inventions with the years.,_ 1876 _ 1885 _ 1927 _ 1971,d,a,c,b,1c,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 in
3、vented in 1876.,hot ice-cream scoop, runs on electricity,shoes with lights,1,shoes with special heels,2,3,2a,Listen and number the inventions 1-3 in the order you hear them.,2b,Listen again and complete the chart below.,changing,in the dark,serving,2c,Make conversations using the information in 2b.,
4、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: The zipper? Is it really such a great invention? Roy
5、: Think about how often its used in our daily lives. You can see zippers on dresses, trousers, shoes, bags . almost everywhere!,2d,Role-play the conversation.,Paul: Well, you do seem to have a point . Roy: Of course! I thought about it because I saw a website last week. The pioneers of different inv
6、entions 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 invent v. 发明,invention n. 发明,inventor n. 发明者。 e.g.:Edison was a great inven
7、tor.He invented a lot of things. 【辨析】 invent,discover,find与find out invent 意为“发明，创造”，主要通过想象、研究、劳动创造出前所未有的东西，尤指科技上的发明创造。 discover 指发现或偶然发现原来就存在但一直未被认识的事物。 find 强调寻找的结果，即“找到”，通常指偶然发现。 find out 指经过观察、调查，把某事、某物查出来，搞清楚、弄明白。,Language Points,2. Is it really such a great invention?（教材第42页） such 形容词，意为“这样的，如
8、此的”，常用在句中作定语， 其结构为“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42页） daily 形容词，意为“每日的，日常的”，用作lives的定语。 e.g.:What is your daily work? daily还可以作名词，意为“日报”。 Peoples Daily 人民日报 China Daily中
9、国日报,一、单项选择。 ( )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,A,C,Exercise,( )3.The computer was invented _ lives. A.as our day B.in our day C.as our everyday D
10、.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;changed,D,B,二、用所给词的适当形式填空。 1.The teachers office _ (clean) by us yesterday. 2.The _ (invent) has a lot of _(invent). 3.MP3 is used for _ (play) music. 4.Can you help me? With _(please).,was cleaned,inventor,inventions,playing,pleasure,1.Listen and read after the tape at home. 2.Read and recite 2d.,Homework,Thank you!,
