九年英语Unit4Topic2复习课件

1、九年英语Unit 4 Topic 21.金属2.牙刷3.墨水4.录音机5.克隆6.实验7.仆人8.家务活 1. metal 2.toothbrush 3.ink 4.recorder 5.clone 6.experiment 7.servant 8.housework重点单词词汇拓展 toothbrush(复数) invent(名词) luck(形容词) (副词) may(过去式)toothbrushesinventionluckyluckilymight重点短语1.被用作.2. 某天3.灯泡4.在日常生活中5.到目前为止6.与.相似7.处于危险之中8.制定法律9.确切知道10.对.感到惊讶

2、1.be used for 2.some day 3.light bulb 4.in daily life 5.so far 6.be similar to 7.in danger 8.make law 9.know for certain 10.be surprised at重点短语11. 为自己考虑12. 再也不.13. 把.当作14.问号15.对.做贡献16.查出17.迷路18.逃跑19.令人吃惊的 11. think for oneself 12. no longer 13. treat as 14. question mark 15. make acontributions to(d

3、oing sth) 16. find out 17. lose ones way 18.run away 19. to ones surprise重点句型 1. 我梦想有一天可以遨游太空. I wish I _space_. 2. 没人确切知道, 但是大多数人认为机器人将会成为我们生活中的一部分. No one _, but most people think that robots will be _our lives.could go intosome dayknows for certain part of 1.be made of / be made from/ be made by

4、/ be made in / be made into (1) The model plane _me. (2) The toy _China. (3) Wine _grapes. (4) The grape _wine. (5) The ruler _steel.考点梳理was made bywas made inis made fromwas made intois made of 2. invent / discover (1) We _a secret passage behind the wall. (2) Who _the bulb? (3) Its said that Colum

5、bus _Ameirca in 1492.invent 发明, 指生产, 制造以前未曾有过的东西, 往往是物质上的东西.discover 发现,发觉, 指发现的事物原已存在, 只是先前未被人知道, 认识或挖掘而已. discoveredinventeddiscovered3.warn sb. (not ) to do sth. 警告某人(别) 做某事 warn sb. not to do sth. =warn sb. against doing sth. e.g. I warned him not to go out at midnight. =I warned him against goi

6、ng out at midnight.warn sb. of / about sth. 警告某人某事e.g. The police warned us of / about the man .警察提醒我们要注意那个人.warn sb. +that 从句 , 警告某人.e.g. We warned them that there was a dog.4.be meant to do sth. 应该做某事( 指根据职责或应某人的吩咐)e.g. I think the students are meant to study hard.我认为学生就应该努力学习.5. make a contributi

7、on to( doing) sth. 为.做贡献He has made a contribution to his hometown. 他为他的家乡做了巨大的贡献.6.in .direction 按/朝.方向 e.g. Lily and Tom ran in the same direction just now.刚才莉莉和汤姆朝着同一方向跑.7.at any time 在任何时候 at that time 在那时 at the same time 同时 ( )1.Students _ their hair when they are at school.A.dont allow to dye

8、(给染色) B.are not allowed to dyeC.arent allowed to dyingD.arent allowed dying ( )2.When was _ umbrella _? A./; invented B.a; discovered C.an; discoveredD.the; invented ( )3.The cleaners make a great contribution to _the city clean.A.kept B.keepingC.keepD.be kept ( )4.Did you go to Jims birthday party?

9、 No, I _.A.am not invitedB.wasnt invitedC.havent invitedD.didnt invited ( )5.The dream of flying up into space has _.A.come trueB.come into beingC.come backD.come inBDBBA ( )6.Do you know for _ that it was made in 1980?A.certainB.certainlyC.sure D.doubt ( )7._ you finish your homework, you can go ou

10、t to play.A.As well as B.UnlessC.As long as D.As far as ( )8.Its _ that you have been to Shanghai alone.Yes, thats right.A.said B.reportedC.knowD.certain ( )9.Computers are very useful. For example, they can _ sending e-mails.A.be used to B.be used with C.be used for D.be used as ( )10.I saw Lucy go

11、 to Miss Zhangs home just now.Yes, she is often seen _ Miss Zhang with her housework.A.help B.to helpC.helpsD.helpingBCCA A补全对话1 A: What a nice camera!1_ B: It was invented by Joseph Nicephore Niepee. A: Oh, I see. 2_ B: In 1827. A: Whats this in English? 3_ B: Its called an English Learning Machine

12、. A: 4_ B: It may be made of steel. A:5_ B: It is used for helping us to improve our English.E.Who invented it? D.When was it invented? C.It looks like a recorder.B.What is it made of ? A.What is it used for?hard, make, important, invent, large, understand, small The computer was one of the _inventi

13、ons of last century. It _ in 1946. The first computer was as _as a room. Now some computers are as small as television sets. Some computers can even_ smaller than a book. About 20 years ago, the computer was a strange machine in China. Not many people _it and said yes to it.most important was invent

14、ed large be made understood what will our future be like? No one _ for certain, but most people think that robots will be part of our lives. Will they be friendly or _nfrendl So far, robots havent caused us _ problems. They work for us like servants all the time. They help us do _ and difficult work

15、. People are _（惊讶）at the rapid development of robots. In a few years, perhaps robots will think and act for _(they). However , once robots can think for themselves, problems may appear. One scientist w_ that if robots start to think for themselves, they will no longer want to be our servants, but ourm_ . That scientist also warns