chuyển sang câu bị động

1. What can John do?

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2. When do you have to finish the housework?

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3. How can they take the children to school?

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4. Can anyone help Peter?

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5. We keep cows for milk.

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6. Does your mother collect eggs twice a day?

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7. What do people eat after meals in Europe?

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8. He never finishes his homework on time.

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9. They don’t whitewash the walls.

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10. We clean the room everyday.

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11. Do they sell bread at the baker’s?

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12. My classmates sometimes read detective stories in the class time.

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13. What do people do after breakfast?

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14. He doesn’t decorate the hall.

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15. Machines help farmers a lot on their farms.

16. Do you prepare your lesson in the evening?

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17. What do people do at the party?

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18. Maria often buys me some sweets.

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19. You never help me.

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20. Do they make this T-shirt in China?

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21. What do people eat in Asia?

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22. Ann doesn’t do the washing-up at home.

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23. You read the questions carefully.

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24. People drink a great deal of tea in England.

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25. People speak English all over the world.

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26. Susan usually takes her dog for a walk.

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27. They can’t make tea with cold water.

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28. People spend a lot of money on advertising everyday.

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29. They may use this room for the classroom.

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30. You have to clean the wall before you paint it. 31. No one believes his story.

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32. They use milk for making butter and cheese.

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33. Does Mary teach English here?

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34. After class, one of the students always erases the board.

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35. Must we finish the test before ten?

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36. How do you spend this amount of money?

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37. What time can the boys hand in their papers?

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38. People can continue to enjoy natural resources.

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39. Don’t speak until someone speaks to you.

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40. Your story brings back pleasant memories.

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41. Open your books!

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42. Take off your hat!

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43. Don’t do that silly thing again!

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44. Let’s tell them about it.

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45. Don’t let the other see you.

31 No one believes his story.

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32 They use milk for making butter and cheese.

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33 Does Mary teach English here?

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34 After class, one of the students always erases the board.

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35 Must we finish the test before ten?

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36 How do you spend this amount of money?

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37 What time can the boys hand in their papers?

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38. People can continue to enjoy natural resources.

_______________________________________________

39. Don’t speak until someone speaks to you.

_______________________________________________

40. Your story brings back pleasant memories.

_______________________________________________

41. Open your books!

_______________________________________________

42. Take off your hat!

_______________________________________________

43. Don’t do that silly thing again!

_______________________________________________

44. Let’s tell them about it.

_______________________________________________

45. Don’t let the other see you.

Giả sử đã có một chương trình tính tổng N số nguyên dương đầu tiên với N nhập vào từ bàn phím. Em hãy cho biết không nên chọn giá trị nào trong những phương án dưới đây để làm dữ liệu kiểm thử

Một số nguyên lớn hơn 1000

Số -5

Số 25

Một số nguyên N nhỏ hơn 10

<4>. Choose the correct form of the following verbs (To V / V-ing)

1. I don't fancy __________ (go) out tonight.

2. She avoided __________ (tell) him about her plans.

3. I would like __________ (come) to the party with you.

4. He enjoys __________ (have) a bath in the evening.

5. She kept __________ (talk) during the film.

6. I am learning __________ (speak) English.

7. Do you mind __________ (give) me a hand?

8. She helped me __________ (carry) my suitcases.

9. I've finished ___________ (cook) - come and eat!

10. He decided __________ (study) biology.

11. I dislike __________ (wait).

12. He asked __________ (come) with us.

13. I promise __________ (help) you tomorrow.

14. We discussed __________ (go) to the cinema, but in the end we stayed at home.

15. She agreed __________ (bring) the pudding to the dinner.

16. I don't recommend __________ (take) the bus - it takes forever!

17. We hope __________ (visit) Amsterdam next month.

18. She suggested __________ (go) to the museum.

19. They plan __________ (start) college in the autumn.

20. I don't want __________ (leave) yet.

<3>. Combine these sentences using: and, both … and, but, or, so, because, either … or…

1. We know him. We know his friends.

2. The coat was soft. The coat was warm.

3. It is stupid to do that. It is quite unnecessary.

4. I wanted to go. He wanted to stay.

5. You can go there by bus. You can go there by train.

6. I was feeling tired. I went to bed when I got home.

7. You can look at the clothes in the shop windows. You can't go in and buy them.

8. I was tired. I went home early.

9. It is raining heavily outside. We'd better postpone our picnic.

10. The exercises are quite difficult. I'm doing quite well.

1. Math is difficult for me. I got a Math tutor.

2. Na is exhausted. She had three tests at school.

3. Peter is worried. He is late for an important conference.

4. John can't go to work. He has a flu.

15. I didn't study hard enough. I failed the Math exam.

1. In all the world, there (be) __________ only 14 mountains that (reach) __________above 8,000 meters.

2. He sometimes (come) __________ to see his parents.

3. When I (come) __________, she (leave) __________for Dalat ten minutes ago.

4. My grandfather never (fly) __________ in an airplane, and he has no intention of ever doing so.

5. We just (decide) __________ that we (undertake) ____________ the job.

6. He told me that he (take) __________ a trip to California the following week.

7. I knew that this road (be) __________ too narrow.

8. Right now I (attend) __________ class. Yesterday at this time I (attend) __________class.

9. Tomorrow I'm going to leave for home. When I (arrive) __________at the airport, Mary (wait) __________ for me.

10. Margaret was born in 1950. By last year, she (live) __________on this earth for 55 years .

11. The traffic was very heavy. By the time I (get) __________to Mary's party, everyone already (arrive) __________

12. I will graduate in June. I (see) __________ you in July. By the time I (see) __________ you , I (graduate) __________.

13. I (visit) __________ my uncle's home regularly when I (be) __________ a child.

14. That book (be) __________ on the table for weeks. You (not read) __________ it yet ?

15. David (wash) __________ his hands. He just (repair) __________ the TV set.

16. You (be) __________here before? Yes, I (spend) __________ my holidays here last year.

17. We never (meet) __________ him. We don't know what he (look) __________ like.

18. The car (be) __________ ready for him by the time he (come) __________tomorrow.

19. On arriving at home I (find) __________that she just (leave) __________a few minutes before.

20. When we (arrive) __________ in London tonight, it probably (rain) __________.

21. It (rain) __________ hard. We can't do anything until it (stop) __________

22. Last night we (watch) __________TV when the power (fail) __________.

23. That evening we (stay) __________up to talk about the town where he (live) __________for some years.

24. I (sit) __________down for a rest while the shoes (repair) __________.

25. Half way to the office Paul (turn) __________round and (go) __________back home because he (forget) __________to turn the gas off.

26. London (change) __________a lot since we first (come) __________ to live here.

27. While we (talk) __________on the phone the children (start) __________fighting and (break) __________a window

28. He used to talk to us for hours about all the interesting things he (do) __________ in his life.

29. You know she (stand) __________looking at that picture for the last twenty minutes.

30. I (spend) __________ a lot of time travelling since I (get) __________this new job.

31. When we (be) __________ at school we all (study) __________Latin.

32. When I (meet) __________ him , he (work) __________as a waiter for a year.

33. After he (finish) __________ breakfast he (sit) __________down to write some letters.

34. She (have) __________a hard life, but she's always smiling.

35. I think Jim (be) __________ out of town.