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1、被动语态,一：英语的谓语动词有两种语态,We speak English.,主语,谓语,宾语,English is spoken by us.,主语,谓语,宾语,宾变主,主变宾,前加by 动变被,看清be, 结构分别be+ pp,主动语态,被动语态,主变被解题步骤:,1. 找宾语 -即动作的承受者,They make shoes in that factory.,Shoes,2. 判断宾语的单复数 -即be动词的单复数.,are were,3. 判断动词的时态 -即be动词的时态.,4. 修改谓语的时态 -即原句动词改为过去分词,made,5. 修改原句的主语 -即by+ 主语/ 宾语.,by
2、 them.,Tom broke the window. The window was broken by Tom.,Tom broke the windows. The windows were broken by Tom.,He broke the windows. The windows were broken by him.,一般现在时： am / is / are done 一般过去时： was / were done 现在进行时： am / is / are being done 过去进行时： was / were being done 现在完成时： have / has been
3、 done 过去完成时： had been done 一般将来时： shall / will be done ; be going to be done 当句中含有情态动词时，句子结构为 can / must / have tobe done,1.They make shoes in that factory. 主语+及物动词+宾语,Shoes are made (by them) in that factory. 一般现在时： S(主语）+am/is /are +过去分词,变为被动语态,He rides the motorbike to his factory every day.,The
4、motorbike is ridden to his factory every day.,We call the snowman Mr Strong.,The snowman is called Mr Strong.,We usually hear him play in the next room.,He is usually heard to play in the next room.,2. They bought ten computers last term,Ten computers were bought (by them) last term. 一般过去时：S+was/wer
5、e +过去分词,He bought his friend some fruits yesterday.,His friend was bought some fruits yesterday.,Some fruits were bought for his friend yesterday.,4Aby can take good care of Tina ,Tina can be taken good care of by Aby. 情态动词： S+ can/may/must/should + be+过去分词,He can carry the basket easily.,The basket
6、 can be easily carried by him.,They can sing some beautiful songs.,Some beautiful songs can be sung by them.,“We must put them in the fridge.”The dogs thought .,“They must be put in the fridge.”The dogs thought.,3.They will finish the work in ten days.,The work will be finished (by them) in ten days
7、. 一般将来时： S+ will+be+过去分词,They are going to have an evening party tomorrow.,An evening party is going to be had tomorrow.,Some workers are painting the rooms now,The rooms are being painted by some workers now. 现在进行时：S+ am/is/are + being +过去分词,They are holding a sports meeting now.,A sports meeting i
8、s being held (by them) now.,We have made twenty more keys,Twenty more keys have been made by us. 现在完成时：S+ have/has + been+过去分词,Workers have built the house since two years ago.,The house has been built since two years ago.,We had received many letters by the end of last week.,Many letters had been r
9、eceived by the end of last week.,They would have a party the next day.,A party would be had (by them) the next day.,1.People use knives for cutting things. Knives _ _ for cutting things. 2.The students clean the windows of their classroom twice a month. The windows of their classroom_ _ twice a mont
10、h.,are used,are,cleaned,(变被动语态）,七嘴八舌,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,3. We found the ticket on the floor .,5. His doctor made him have only two meals a day. He _ _ _ _
11、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_ _ today?,Were many trees planted,Must be
12、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,10.The teacher asked Tom to turn on the computer. Tom _ _ to turn on the computer. 11.In this factory women do most of the work.Most of the
13、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 students in this school study German. German _ _ by the st
14、udents in this school. 15.Do they often talk about this question? _ this question often _ about _ _?,is studied,Is,talked,by them,Answer right or wrong,1.必须照看好孩子们。 The children must be taken good care .( ) The children must be taken good care of .( ) 2.这本书是鲁迅写的。 This book was wrote by Lu Xun.( ) Thi
15、s book was written by Lu Xun.( ) 3.昨天那支笔是他给我的。 That pencil was given me by him yesterday.( ) That pencil was given to me by him yesterday.( ),W,R,W,R,W,R,4.这辆自行车能修吗？ Can this bike mended?( ) Can this bike be mended?( ) 5.街道已由他们清理了。 The street has been cleaned by they.( ) The street has been cleaned by them.( ),
