-实验中学 潘迎新,The passive voice,A recorder is used in our English class every day.,use for,play,often,Football is played all over the world.,A camera is used for taking photos.,must plant,cover with,in a few years time,The tree must be planted on the ground.,The ground will be covered with trees in a few years time.,rob yesterday,send up,last year,A man-made satellite was sent up into space last year.,A bank was robbed yesterday.,send to,right now,a talk give soon,They will be sent to the hospital right now.,A talk will be given soon.,dig,The earth is being dug now.,eat up,already,The food has been eaten up already.,Football is played all over the world. A camera is used for taking photos. A bank was robbed yesterday. A man-made satellite was sent up into space last year.,Look and find out the similarities (相同点):,The tree must be planted on the ground. The ground will be covered with trees in a few years time. They will be sent to the hospital right now. A talk will be given soon. The earth is being dug now. The food has been eaten up already.,当我们不知道谁是动作的执行者, 或者没有必要指出谁是动作的执行者时, 或者只需强调动作的承受者时, 要用被动语态。 被动语态：主语是动作的承受者 。 被动语态的构成：be +vt.p.p.,Conclusion: (1),一般现在时 amis are + vt.p.p. 一般过去时 waswere +vt.p.p. 情态动词 aux.v. (mustcancouldmay+ be + vt.p.p.) 现在进行时 be(am、is、are)+being +vt.p.p. 一般将来时 will bebe going to be + vt.p.p. 现在完成时 havehas +been+ vt.p.p.,Turn the following sentences into the passive voice:,1. Many people speak English. 2. He bought me a new bike yesterday. ,English is spoken by many people.,I was bought a new bike yesterday. A new bike was bought for me yesterday.,3. The boss made him do the heavy work in the old days. 4. Tom must hand in the composition after class. 5. The rain stopped. 6. The soup tastes delicious.,He was made to do the heavy work in the old days.,The composition must be handed in after class.,主动语态如何改成被动语态？ 1. 主动语态的宾语改成被动语态的主语。 2. 主动语态的谓语动词改成被动语态的谓语动词。dobe done(be动词随着时态的变化而变化） 3. 注意保持时态、人称和数的一致。,Conclusion: (2),4. 带双宾的谓语动词有两种改法。当把直接宾语改成主语时，谓语动词后必须加适当的介词: to for. 如: givebe given to 此类动词还有: pass show send 再如: buybe bought for 此类动词还有: make draw cook mend,5. 一些动词不定式在主动语态中省略to作宾语补足语, 改成被动语态时, to必须还原。 注意: 不用被动的情况 1. 不及物动词（vi.) 不用被动语态。如:happen、take place 、appear、disappear e.g. A traffic accident _ (happen) just now.,happened,2. 连系动词(Link.v.)不用被动语态。如: be、look、seem、feel、sound、smell、taste、get、turn、become e.g. Peking Opera _ (sound) beautiful. 3. 当此动词表示事物的自然属性的时候，不用被动语态 。 e.g. The pen _ (write) very fast. This kind of sweater _ (sell) well.,sounds,writes,sells,Multiple Choice:,1. If the work _, you can go and play games. A. finished B. has finished C. will be finished D. is finished 2. It was raining heavily outside, the children were made _ in the classroom. A. stay B. to stay C. staying D. stayed,D,B,3. Kate _ the letter before her mother came into her bedroom. A. has written B. was written C. had written D. is writing 4. To make our city more beautiful, rubbish _ into the river. A. neednt be thrown B. mustnt be thrown C. cant throw D. may not throw,B,C,5. I like my bike. It _ very well. A. rides B. is riding C. is ridden D. has ridden 6. I wont come to the party unless Tom _, too. You mean if Tom comes, youll come. A. will invite B. invites C. invited D. is invited,A,D,7. Everyone who heard Mr. Greens story _ it. A. laughed at B. was laughed C. laughed D. was laughed at 8. The children must _. A. look after B. be taken good care C. look the same D. be taken good care of,D,A,9. The woman still doesnt know what _ in her hometown while he was away. A. happens B. happened C. will happen D. was happened 10. I saw you were on foot this morning. Yes. My bike _. A. is mending B. is being mended C. is mended D. is being mending,B,B,Fill in the blanks using right forms:,1. All the students _ (ask) to bring a kite with them last Sunday. 2. Are many ways _ (try) to stop people from cutting down so many trees? 3. What are on show in the museum? Some photos _ (take) by American children.,were asked,tried,taken,4. This coat _ (wash) well. 5. Must the old people _ (speak) to politely? 6. Im often _ (警告）not to copy others homework. 7. He couldnt explain why dinosaurs _ (消失).,washes,be spoken,warned,disappeared,8. Ill have my bike _ (修理) tomorrow. 9. Have you found your necklace _ (偷) last week? 10. The PRC was _ (成立) on October 1, 1949.,mended/repaired,stolen,founded,Make dialogues or short passages accroding to the following information(using the passive voice as much as possible)：,what when where ,1. dialogue,Topic:,2. passage,To make our school more beautiful, what things must /mustnt be done?,must: pick up throw collect plant grow ,mustnt: throw draw use spit cut down ,Reading comprehens