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1、被动语态,被动语态基本用法 当句子的主语是动作的执行者时，谓语的形式是主动语态。当句子的主语是动作的承受者时，谓语要用被动语态。被动语态由助动词be+过去分词构成，时态通过be表现出来。,The TV _ (turn) on. We are ready to watch TV. A keyboard _ (use) for typing information into the computer. The trip to the World Park _ (organize) by Mr Wu. The skirts with green and white flowers _ (design
2、) by my sister. The little cat _ (take) to the animal center. Many reserves _ (built) in China last year.,is turned,is used,was organized,is designed,was taken,were built,English _ (teach) in schools all over the China. Im afraid the trousers of your size _ (sell) out. The fire _ (put) out by the fi
3、remen. My new sweater _ (make) of wool. My homework _ (check) two hours ago. Thousand of new books _ (print) every year in our country.,is taught,are sold out,was put out,is made,was checked,are printed,Tom will clean the room tomorrow.,主,谓,宾(受动者),The room,will be cleaned,by,Tom,tomorrow.,His brothe
4、r washes bowls every day.,主,谓,宾(受动者),Bowls,are washed,by,his brother,every day.,A fairy gave princess Laura a magic wand.,主,谓,宾1(受动者),宾2,Princess Laura,was given,a magic wand,by,a fairy,1.People use knives for cutting things. Knives _ _ for cutting things. 2.The students clean the windows of their c
5、lassroom twice a month. The windows of their classroom_ _ twice a month.,EXERCISES,are used,are,cleaned,(变被动语态）,3.I found the ticket on the floor. _ _ _ _ on the floor. 4.I told her to return the book in time. She _ _ to return the book in time.,The ticket was found,was told,5. His doctor made him h
6、ave only two meals a day. He _ _ _ _ only two meals a day. 6.Now people can use computers to help them. Now computers _ _ _ to help them.,was made to have,can be,used,7. Did you plant many trees at this time last year? _ _ _ _ at this time last time? 8.Must we finish our work today? _ our work_ _ to
7、day?,Were many trees planted,Must be finished,9. The foreign friends gave us some wonderful stamps. 1) _ _ _ some wonderful stamps. 2) Some wonderful stamps _ _ _ _.,we were given,were,given to us,1.He is cleaning the classroom. 2.They have finished their homework. 3.I can mend his bike. 4.She will
8、buy ten books tomorrow. 5.We shouldnt allow them to go out with their friends. 6.The old man often makes us laugh.,He has to look after the little baby.,主,谓,宾(受动者),The little baby,has to be looked after,by,him.,改为被动语态,10.The teacher asked Tom to turn on the computer. Tom _ _ to turn on the computer.
9、 11.In this factory women do most of the work.Most of the work _ _ by women in this factory.,was asked,is done,12.He can mend the bike in two days. The bike _ _ _ in two days. 13.You must take this medicine three times a day. This medicine _ _ _ three times a day.,can be mended,must be,taken,14.The
10、students in this school study German. German _ _ by the students in this school. 15.Do they often talk about this question? _ this question often _ about _ _?,is studied,Is,talked,by them,各种时态的被动语态构成 1）一般现在时：You are invited to do this. 2）一般过去时：The story was told by her. 3）一般将来时：The problem will be discussed tomorrow.,看一看 想一想,4）现在进行时：The question is being discussed in the meeting room. 5）过去进行时：The new road was being made. 6）现在完成时：The novel has been read. 7)情态动词：The rubbish can be put into the dustbin over there.,1,
