Unit3 被动语态

1、主动语态：表示主语是动作的执行者。主动语态：表示主语是动作的执行者。被动语态：表示主语是动作的承受者。被动语态：表示主语是动作的承受者。Many students study English.(主动语态主动语态) English is studied by many students.(被动语态被动语态) We call the doctor. People dont play football here. The truck was cleaned yesterday.Decide if these sentences are active or passive. Mr Chen teach

2、es us English. The classroom was cleaned.activeactivepassiveactivepassive 助动词助动词be有人称、数的变化有人称、数的变化,其变化规其变化规 则与则与be作为连系动词时一样。作为连系动词时一样。如：如：The desk is made of wood. The desks are made of wood.被动语态的结构被动语态的结构助动词助动词be+及物动词及物动词的过去分词的过去分词1.1.一般现在时的被动语态结构：一般现在时的被动语态结构：by many students.1.Many students study

3、 English.English is studied2.They make shoes in that factory.Shoes are madeby themin that factory.by the teacher.Heis asked questions They play football on Sunday. Lucy does the homework in the evening. They often use computers in class. We make these machines in Beijing.Football is played by them o

4、n Sunday.The homework is done by Lucy in the evening.Computers are often used by them in class.These machines are made in Beijing.by many students.English is studiedby many students.English is not studiedIs English studied by many students?Who is English studied by?The homework is done by Lucy in th

5、e evening.Computers are often used by them in class.These machines are made in Beijing.Football is played by them on Sunday.1. They bought ten computers last term by them last term.2.2.一般过去时的被动语态结构：一般过去时的被动语态结构：was/were +过去分词过去分词last year.Many trees were plantedTen computerswere bought They built th

6、e tall building last year. He took good care of his little brother yesterday. We cleaned our classroom just now. They used this room for resting.The tall building was built by them last year.His little brother was taken good care of by him yesterday.Our classroom was cleaned by us just now.This room

7、 was used for resting by them.Exercise ：1.The key _for locking the classroom door. A.uses B. is used C.is using D.use2.A new school _over there two years ago. A. built B. was built C. build D. builds3.The lost child _ on October 7,1998. A.was found B. is found C. found D. find4.A talk on Chinese his

8、tory_in the school hall yesterday. A.is given B.give C.was given D. gave BBAC3.3.一般将来时的被动语态结构：一般将来时的被动语态结构：will be+过去分词过去分词1.They will finish the work in ten days.by them in ten days.The work will be finished2.Tom will clean the room tomorrow.The room will be cleaned by Tom tomorrow. We will have a

9、sports meeting next week. Children will take some photos in the schoolyard tomorrow. The headmaster will give a talk this afternoon.A sports meeting will be had by us next week.Some photos will be taken by children in the school tomorrow.A talk will be given by the headmaster this afternoon.4.4.含有情态

10、动词的被动语态结构：含有情态动词的被动语态结构：can/may/must/should + be+过去分词过去分词1.Amy can take good care of Gina by Amy.Ginacan be taken good care of1.He can take care of the baby.2.Lucy may draw the pictures.3.You must turn off the lights.4.They should learn English well. The baby can be taken care of by him.The picture

11、may be drawn by Lucy.The lights must be turned off by you.English should be learned well by them.1.Some workers are painting the rooms nowby some workers now.The rooms are being painted1.We have made twenty more keysby us.Twenty more keys have been made表格：被动态基本结构时态时态被动语态结构被动语态结构一般现在时一般现在时一般过去时一般过去时现

12、在进行时现在进行时过去进行时过去进行时一般将来时一般将来时过去将来时过去将来时现在完成时现在完成时过去完成时过去完成时am/is/are donewas/were doneam/is/are being donewas/were being doneshall/will/be going to be donewould be donehave/has been donehad been done6. Another man-made satellite was sent up into space by them last week (济南市中考题）济南市中考题） another man-ma

13、de satellite into space last week.变主动语态变主动语态7.People there planted many trees last year. Trees _ _ by people there last year. (青岛市中考题）青岛市中考题）8. They grow vegetables on the farm. The vegetables _ _on the farm（上（上海市中考题）海市中考题）They sent upwere planted are grown 把下列句子变成被动语态把下列句子变成被动语态: A car knocked him

14、down yesterday.2）Two doctors and ten nurses make up the medical team3）When I got there, they were cutting up a fallen treeA fallen tree was being cut up, when I got there.He was knocked down by a car yesterdayThe medical team is made up by two4)Well put on the play next Sunday5)Workers are building

15、a new teaching building in our school6)They had completed the railway by the end of last yearThe play will be put on next SundayA new teaching building is being built by workers in our schoolThe railway had been completed by the end of last year6. Another man-made satellite was sent up into space by

16、 them last week (济南市中考题）济南市中考题） another man-made satellite into space last week.变主动语态变主动语态7.People there planted many trees last year. Trees _ _ by people there last year. (青岛市中考题）青岛市中考题）8. They grow vegetables on the farm. The vegetables _ _on the farm（上（上海市中考题）海市中考题）They sent upwere planted are grown 1.Our school _in 2002.