这件事他们辩论了很多。

They ___________ ___________ ___________ for a long time.

孩子们不讲究衣着。

The children don’t ___________ ___________ ___________ ___________.

他答应帮助我，也确实帮了。

He promised to help me, and ___________ ___________ ___________.

1. This old man has just told me a very interesting story about you.

This old man has just told me________________ ________________ interesting story about you.

2. Mike was such a clever boy that he worked out the problem.

Mike was________________ ________________a boy that he worked out the problem.

3. Take your raincoat in case it rains.

Take your raincoat________________ ________________that it may rain.

4. You ought to wear a seat belt in the car.

You are________________ ________________wear a seat belt in the car.

5. I advise you to buy an English-Chinese dictionary.

I________________that you________________buy an English-Chinese dictionary.

1. However fancy the school is, without a good teacher, learning is difficult and not at all interesting.

________________ ________________ ________________ fancy the school is, without a good teacher, learning is difficult and not at all interesting.

2. Her biology teacher, Mr.  Smith, keeps her coming back.

________________ ________________ her biology teacher, Mr. Smith ________________ keeps her coming back.

3. This award is given annually to a teacher who shows excellence in teaching.

This award is given ________________ ________________ to a teacher who is ________________ in teaching.

4. When asked to explain what it is that he does to make his students so enthusiastic about school, he pauses and thinks deeply.

When ________________ ________________ ________________ to explain what it is that he does to make his students so enthusiastic about school, he pauses and thinks deeply.

5. My experience as an exchange student in Japan taught me much.

My experience as an exchange student in Japan taught me ________________ ________________ ________________.

将下列句子变为被动结构

1. They are painting our classroom.

2. Many people are always asking him silly questions.

3. They are frequently disturbing me.

4. What I am telling you is the truth.

5. I am continuously losing my spectacles.

用所给动词的适当形式填空

1. —Have you moved into the new house?

—Not yet, the rooms　　　　　　   (paint).

2. A new school　　　　　　   (build)here now.

3. Water　　　　　　   (pollute)so quickly that there is no clear water.

4. I am sure that he must　　　　　　   (examine)at this time.

5. Jane　　　　　　   always　　　　　　   (praise)by her manager.

将下列句子变为被动结构

1. The new computer has helped travelers and business people.

2. They have spent a lot of money on the project.

3. We have built a new classroom building in our school.

4. The cinema has shown more than 20 famous films since July.

5. They have made a plan to plant more trees.

将下列词语连成被动结构

1. a new hospital, build, in our city

2. China, another man-made satellite, send into space

3. farmers, cut down, more and more trees, for firewood

4. the city officials, make, a plan, to turn Beijing into a great city

5. the forest fire, kill, thousands of animals

用括号内所给动词的适当形式填空

1. Father asked if a new cinema 　　　　　　   (build) the next year.

2. 　　　　　　    these magazines 　　　　　　   (can, take) out of the reading room?

3. Food 　　　　　　    (must, keep) in a cool place in summer.

4. I was told that the problem 　　　　　　   (discuss) then.

5. The doctor said that his mother 　　　　　　   (have to, operate) on at once.

6. The thief went into the room without 　　　　　　   (notice).

7. The teacher told the students that they 　　　　　　   (expect) to be useful to the country.

8. He 　　　　　　   (catch) in a shower last night and got wet through.

9. The thief 　　　　　　   (happen to, notice) when he was stealing a wallet from a woman.

10. The students here 　　　　　　   (keep) busy doing all kinds of exercises every day in the past few weeks.

11. —What happened to the postman?

—I don't know. He 　　　　　　   (not, see) around here for a long time.

12. I don’t know what decisions 　　　　　　   (make) at the conference as John hasn’t reported to me yet.

13. All the preparations for the task 　　　　　　   (complete), and we are ready to start.

14. The new dictionaries are very useful. They 　　　　　　   (sell) well and_________　　　　　　　　　　　　　　  (sell out) already.

15. I need one more stamp before my collection 　　　　　　   (complete).

16. Cleaning women in big cities usually get 　　　　　　   (pay) by the hour.

17. Your pronunciation should 　　　　　　   (pay) full attention to, or you will not make great progress.

18. —Why does he look so unhappy?    —He 　　　　　　   (laugh) at by his classmates.

19. Don’t get off the bus until it 　　　　　　   (stop).

20. Please go away.  I want 　　　　　　   (leave) alone.