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2015-2016学年 译林版 必修四 Unit 3 Tomorrow’s World grammar课件 (3).ppt

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1、一般现在时: e.g. Football is played all over the world. Im often asked to do this work. 我常常被派做这项工作。 一般过去时: e.g. The terracotta warriors were found in 1974 near Xian. They were discovered by workers in a field outside the city. When was the building completed? 这座大楼什么时候建成的? 一般将来时: e.g. The result of the ex

2、am will be known soon. They are going to be given a difficult test.,am/is/are + 过去分词,was/were +过去分词,be going to + be + 过去分词,现在进行时: e.g. The new airport is being built by a foreign company. 一家外国公司正在承建这座新机场。 The song is being sung by the girls now. 过去进行时:e.g. The song was being sung by the girls when

3、I got there. The student was being criticized when I went into the teachers office.,am/is/are + being +过去分词,was/were being+过去分词,将来完成时: e.g. By the end of next term 2000 English words will have been learned. The building will have been built by next year. 现在完成时: e.g. All the tickets have been sold .

4、The book has been translated into many languages. 这本书已被译成多种语言。过去完成时: e.g. Forty schools had been visited by last year. All the tickets had been sold out when I got to the cinema.,will have been+过去分词,has/have + bee n +过去分词,had been+过去分词,被动语态用法:一It+be+动词的过去分词+that从句。常用于这 一结构的动词有:say,report,expect,prov

5、e,suppose等,该结构通常可转化为“be+过去分词+不定式”。eg. It is reported that they are sailing in the Pacific.-They are reported to be sailing in the Pacific.It is said that Mr.Bell invented the first telephone.-Mr.Bell is said to have invented the first telephone.当不定式to后的动作早于不定式to前的动作发生,不定式to后的动作应用现在完成时,表示动作的完成。eg.The

6、 old bridge is said to have been built in the early 1930s.,二情态动词的被动语态情态动词被动语态的结构为:一般式:情态动词(can,could,may,might,must,should,need等)+ be+过去分词.完成式:情态动词(can,could,may,might,must,should,need等)+ have+ been+过去分词。例如:1)You neednt mention his plan in your speech.- His plan neednt be mentioned in your speech.2)

7、You might have completed your task ahead of time.-Your task might have beencompleted ahead of time.,三被动语态的特殊情况:1.含有动词短语的主动句变为被动句时,不要漏掉其后的介词或副词。例如:We must take good care of the children. - The children must be taken good care of. 2.宾语+补语”又叫复合宾语,变被动语态时,只讲宾语变为被动句的主语,补语位置保持不动,但是其变为主语补足语了。例如;Someone caug

8、ht the boy smoking a cigarette in the toilet. -The boy was caught smoking a cigarette in the toilet. 3.在使役动词have,make,get以及感官动词see,watch,notice,hear,feel,observe等后面用动词不定式作宾语补足语时,主动结构中不定式符号to要省略,但变为被动结构时,要加to.例如:Someone saw a stranger walk into the building. - A stranger was seen to walk into the bui

9、lding.,四 主动语态表示被动意义的词1.感官动词和系动词如:look, smell, feel, prove, wear, sound ,taste .The cloth feels very soft , I like it very much2某些行为动词也可表示被动意义。常见的有:wash, write ,sell, read ,open, shut, keep.That kind of dress washes well.This type of computer sells well among teenagers.The novel reads well.3 want, ne

10、ed ,require,take,worth等词的后面可以用动名词的主动形式表示被动意义She bought me a book, which is worth reading.All the windows in the meeting room need washing.4.某些作表语的形容词后,用不定式的主动形式表示被动意义She told me that the fish was not fit to eat.He is the one who is hard to please.,5.表开始,结束,运动的动词,如begin, finish, start, stop, end ,run

11、, move等eg. Work began at 7 oclock this morning.The shop closes at 6 p.m every day.,1 The window is dirty. I know. It _ for weeks. (2004全国03)A. hasnt cleaned B. didnt clean C. wasnt cleaned D. hasnt been cleaned 2. By the end of last year, another new gymnasium _ in Beijing. A. would be completed B.

12、was being completed C. has been completed D. had been completed 3.How long _ at this job?Since 1990. (NMET 2003北京春季, 27)A. were you employed B. have you been employed C. had you been employed D. will you be employed 4.What happened to the priceless works of art?_. (NMET 2003北京春季, 34)A. They were des

13、troyed in the earthquakeB. The earthquake was destroying themC. They destroyed in the earthquake D. The earthquake destroyed them,D,D,B,A,5. This is Teds photo. We miss him a lot. He _ trying to save a child in the earthquake.A. killed B is killed C. was killed D. was killing 6. Rainforests and burn

14、ed at such a speed that they will disappear from the earth in the near future. (2002 上海春季, 30)A. cut B. are cut C. are being cut D. had been cut 7. Selecting a mobile phone for personal use is no easy task because technology _ so rapidly.A. is changing B. has changed C. will have changed D. will cha

15、nge 8. Hundreds of jobs _ if the factory closes. (NMET 2001北京春季, 12)A. lose B. will be lost C. are lost D. will lose 9. A new cinema _ here. They hope to finish it next month.A. will be built B. is built C. has been built D .is being built,C,C,A,B,D,10.Our teacher _ carefully.A. should be listened t

16、o B. should be listen C. be listened D. is listened 11. In some part of the world, tea _ with milk and sugar.A. is serving B. is served C. serves D. served 12. It was reported that the murderer _ arrested.A. has been B. had been C. has D. had13.The monkey was seen _ off the tree.A. jump B. jumps C.

17、jumped D. to jump,A,B,B,D,14. Great changes _ in China since the Peoples Republic of China _ in 1949.A. have taken place; was founded B. has taken place; was foundedC. have been taken place; founded D. took place; founded 15.Why does Ling Ling look so unhappy? She has _ by her classmates.A. laughed

18、B. laughed at C. been laughed D. been laughed at,A,D,16. I promise that matter will _.A. be taken care B. be taken care of C. take care D. take care of 17. No permission has _ for anybody to enter the building.A. been given B. given C. to give D. be given 18. I _ ten minutes to decide whether I shou

19、ld reject the offer.A. gave B. was given C. was giving D. had given 19. Can such a thing _ happening again?A. prevent from B. prevented fromC. be prevented from D. to prevent from,B,A,B,C,20. It _ whether she will get her work in the hospital.A. hasnt been decided B. isnt decidingC. doesnt decide D.

20、 hasnt decided 21. The pen _ me. It is hers.A. isnt belong to B. wasnt belong to C. doesnt belong to D. didnt belong to 22. I cant use my bike because it _.A. is repairing B. is being repairedC. will repair D. was repairing 23. The chairman told the speaker that she _ to speak a little louder so as to make herself _.A. was expected; heard B. had expected; hearC had hoped; hear D. was hoped; heard,A,C,B,A,

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