1、动词的主动形式表示被动之意一、系动词无被动语态：以主动形式表示被动之意常见的系动词有： be 动词 起来（7 个）：look/seem/appear, feel(感觉，摸起来), sound, smell, tastee.g. She seems/appears happy. It smells terrible. (逐渐) 变得/变成：become, grow, get, turn, come, goe.g. His wish has come true.People often went hungry in the old days.The tree is growing tall. 保持
2、：keep, staye.g. We must keep quiet in the reading room.二、下列动词（词组）没有被动式：1、happen, take place, break out, belong to ,cost, take2、不及物动词 sell, wash, read , write, open, close, shut, lock, wear 等，常用主动形式表示被动意义。 1、An accident was happened yesterday.（）昨天发生了一起事故。An accident happened yesterday.2、The flower sm
3、ells sweet.这花闻起来很香。3、The watch looks good. 这表看起来很好。4、This book sells well.这本书畅销。5、The kind of cloth washes well. 这种布很容易洗。6、The article reads well. 这篇文章读起来很好。7、The supermarket opens at 8:00 in the morning. 超市在早上八点钟营业。8、The door wont close/shut. 这门关不上。9、The door locks easily. 这门容易锁。10、This material we
4、ars well (wont wear). 这种材料耐久（不耐久）三、Need, want, require（要求，需要）, deserve(应得，值得 ), be worth 值得），not bear(经不住) 后面接 doing 主动表被动。 The book is worth reading. 这本书值得一读。 The old building requires repairing. 这座古建筑需要修了。 These young seedlings will require/need looking after (=need to be looked after) carefully.
5、这些幼苗将需要小心的照管。 Your hair wants/needs cutting (needs to be cut). 你的头发该剪了。 四、不定式作定语，放在被修饰词后面，与前面被修饰的名词或代词有动宾关系，又在句子中与另一名词或代词有主谓关系，不定式要用主动表被动含义。 I have much work to do. 我有许多要做的事情。 （与 work 有动宾关系，与 I 有主谓关系） Tom is looking for a room to live in. Tom 在找一间住的房间。 （与room 有动宾关系，与 Tom 有主谓关系） He has a family to su
6、pport. 他要维持一个家庭。 （与 family 有动宾关系，与 he 有主谓关系） 五、不定式修饰作表语和宾语补足语的形容词时，结构：主语+系动词+形容词 + 不定式； 动词+宾语+形容词+不定式。如果形容词是表示难易、利弊等含义，如 difficult, easy, comfortable(舒适的), convenient（便利的，方便的）, hard， cheap, expensive, 等，不定式用主动表被动。 The question is difficult to answer. 这个问题很难回答。 The work is easy to do. 这项工作很好做。 I foun
7、d the car comfortable to ride in. 我觉得这种车很好坐。 That makes poetry difficult to write. 那就使得诗很难写。被动语态专项练习单项选择 1. Good books _ again and again.A. should be readed B. should be readC. must read D. ought to read 2. The children _ by the nurse.A. were looked B. looked after C. were looked after D. looked 3.
8、He _ some pieces of advice, but he _ to them.A. gave, didnt listen B. was given, wasnt listenedC. give, wasnt listened D. was given, didnt listen 4. When_ the accident _ ?A. was, happen B. did, happenC. is, happen D. was, happened 5. The question _ by us soon.A. is going to discuss B. will discussC.
9、 is going to be discussed D. has been discussed 6. The lab _ about five years ago.A. was builded B. was built C. builds D. has been built7. A lot of tall buildings _ in his hometown in the last three years.A. have set up B. have been set up C. were set up D. set up 8. They _ printing 500 copies by t
10、he end of last month.A. had finished B. have finished C. had been finished D. have been finished 9. Rice _ also _ in their hometown.A. isgrown B. isgrew C. wasgrew D. wasgrown 10. He _ by the teachers.A. is always praised B. praisesC. have been praised D. always is praised 11. Great changes _ place.
11、 Many new schools_ .A. have taken, have been opened B. take, are openC. are taken, open D. have been taken, are opened 12. The picture_ in October, 1996.A. was taking B. had been taken C. was taken D. had taken 13. We cant use the bridge now, because it_ .A. has been repaired B. is repairing C. is r
12、epaired D. is being repaired 14. I _the way to the railway station by a policeman.A. was shown B. showed C. have shown D. was showing 15. The war_ in 1941.A. broke out B. had been broken outC. was broken out D. had broken out 16. When water_ , it will be changed into vapor(蒸汽).A. is heated B. heatin
13、g C. has heated D. heats 17. We cant enter the room because its door_ .A. locked B. locks C. is locked D. is locking 18. They _day and night.A. are made work B. are made to workC. made to be worked D. are making to work 19. Changan Road is _of people.A. filled B. fill C. full D. fulled 20. Man-made
14、satellites _into space by many countries.A. was sent up B. is sent upC. have been sent up D. has been sent up 21. This English song _ often _ by the children.A. is, singing B. is, sung C. will, sing D. was, sung 22.The windows of our house _once a week.A. must clean B. have cleaned C. is cleaned D.
15、are cleaned 23. When _ the Peoples Republic of China_ ?A. was, found B. was, founded C. did, found D. does, found 24. Marys radio _ by my brother just now.A. will be mended B. has mended C. was mended D. mended 25. Your exercise books _ after class.A. will hand in B. must hand in C. handed in D. mus
16、t be handed in 26. Some trees may _ at other times of the year.A. be planted B. plant C. are planted D. will be planted 27. The sun _ at night as usual.A. can be seen B. cant see C. cant be seen D. doesnt see 28. A new English play _ there next week.A. will put on B. will be put on C. is going to pu
17、t on D. will be putted on 29. A strange thing _ in our school yesterday.A. was happened B. has been happened C. happened D. was going to happen 30. The glass _ . It _ by little Tom this morning.A. broke, is broken B. is broken, was brokenC. was broken, broke D. has been broken, broken 把下列句子改为被动语态 1.
18、 I saw the boy run yesterday. 2. He told me that he would come back soon. 3. You can find a lot of differences between the two languages. 4. Do you water your flowers every day? 5. The wind blew down the big tree last night. 6. I think that he is right. 7. He had not thrown the bad food. 8. Mother w
19、as not mending the trousers. 9. They would not take him to Beijing. 10. Nobody knew me in this town at that time.参考答案单项选择 1. B 2. C 3. D 4. B 5. C6. B 7. B 8. A 9. A 10. A11. A 12. C 13. D 14. A 15. A16. A 17. C 18. B 19. C 20. C21.B 22. D 23.B 24. C 25.D26. A 27. C 28. B 29. C 30. B 、把下列句子改为被动语态 1.
20、 The boy was seen to run by me yesterday. 2. I was told that he would come back soon. 3. A lot of differences can be found by you between the two languages. 4. Are your flowers watered every day? 5. The big tree was blown down last night. 6. It is thought that he is right. 7. The bad food had not been thrown. 8. The trousers were not being mended by my mother. 9. He would not be taken to Beijing. 10. I was known by nobody in this town at that time.
