you must clean the floor before you paint it.it is painted
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Đáp án D
Bạn phải làm sạch tường trước khi bạn sơn nó.
= Tường phải được làm sạch trước khi được sơn.
Chuyển từ câu chủ động sang câu bị động:
Câu chủ động: S + V + O => Câu bị động: S (O) + tobe + P2 + by O(S).
Đáp án A thiếu tân ngữ ‘it’ ở cuối câu.
Đáp án B sai nghĩa, ‘bức tường’ là chủ ngữ thì câu phải ở dạng bị động chứ không phải chủ động.
Đáp án C sai ngữ pháp, phải là “must be P2”.
Change the following sentences into passive.
1. You must clean the wall before you paint it.
The wall ..must be cleaned before it is painted ............................................................................ .
2. They told the new pupil where to sit. ( tell – told – told)
The new pupil....is told where to sit....................................................................... .
3. I knew that they had told him of the meeting.
I knew that he......had been told of the meeting..................................................................... .
4. Nobody has treated me with such kindness.
I......hasn't been treated with such kindness............................................................................................... .
5. No one believes his story.
His story...isn't believed.................................................................................. .
6. A sudden increase in water pressure may break the dam. ( break – broke – broken)
The dam....may be broken by a sudden increase in water pressure................................................................................. .
7. We must take good care of books borrowed from the library. ( take – took – taken)
Books borrowed from the library.....must be taken good care....................................... .
8. A man I know told me about this.
I.......was told about this by a man i know............................................................................................. .
9. We can never find him at home because he is always out. ( find – found – found)
He ......can never be found at home be cause he is always out........................................................................................ .
10.They use milk for making butter and cheese.
Milk.......is used for making butter and cheese....................................................................................... .
11. My father used to take me to the zoo.
I.......used to be taken to the zoo by my dad............................................................................................. .
Tham khảo
16. The chalk board is always erased by one of students after class.
17. The wall must be cleaned before it is painted.
18. The new pupil was told where to sit.
19. I knew that he had been told of the meeting.
20. I have never been treated with such kindness.
21. His story isn't believed.
22. The dam may be broken by a sudden increase in water pressure.
23. Books borrowed from the library must be taken good care of.
24. I was told about it by a man I know.
25. He can never be found at home for he is always on the move.
26. Milk is used for making butter and cheese.
27. Human life has been completely changed by science and technology.
28. Mr.Cole used to be visited by John at weekends.
29. The river bank is covered by weeds.
30. The room was filled with smoke.
1. The piano upstairs can be carried
3. This shirt can't be wore because it is very small
2. Old men should be treated by children with respect
4. Dogs must be kept outside shop
5. The wine should be opened about 3 hours before you use it
6. Nails must not be hammered into the wall without permission
7. Bicycles must not be left in the hall
8. This machine must not be used after 5p.m
9. The wall must be cleaned before you paint it
14. Cigarettes can't be bought at a bakery
15. The engire running shouldn't be left
10. Should Jane be helped with the sewing by them
11. Must the test be finished before ten?
12.. The letter might have been sent to the wrong address
13. Your money are going to be stole if you are not careful
1. they can't make tae with cold water
tea can't be made with cold water.
2. they have to repair the engine of the car
the engine of the car has to be repaired
3. after class, one of the students always erases the chalk board
after class,the chalk board is always erased by one of the students
4. you must clean the wall before you paint it
the wall must be cleaned before you paint it
5. nobody has ever treated me with such kindness
i haven't ever been treated with such kidness
The floor must be cleaned before it is painted