I. Chuyển các câu sau sang câu bị động
1. Mary types letters in the office.
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2. His father will help you tomorrow.
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3. Science and technology have completely changed human life.
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4. Peter broke this bottle.
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5. They are learning English in the room.
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6. Nothing can change my mind.
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7. No one had told me about it.
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8. I don’t know her telephone number
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9. My students will bring the children home.
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10. They sent me a present last week.
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11. She gave us more information.
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12. The chief engineer was instructing all the workers of the plan.
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13. They can’t make tea with cold water.
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14. Somebody has taken some of my books away.
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15. They will hold the meeting before May Day.
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16. They have to repair the engine of the car.
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17. The boys broke the window and took away some pictures.
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18. People spend a lot of money on advertising every day.
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19. Teacher is going to tell a story.
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20. Mary is cutting a cake with a sharp knife.
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21. The children looked at the woman with a red hat.
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22. They have provided the victims with food and clothing.
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23. People speak English in almost every corner of the world.
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24. You mustn’t use this machine after 5:30 p.m.
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25. After class, one of the students always erases the chalk board.
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1. Letters are typed in the office by Mary.
2. You will be helped by his father tomorrow.
3. Human life has completely been changed by science and technology.
4. This bottle was broken by Peter.
5. English is being learnt in the room.
6. My mind can’t be changed.
7. I hadn’t been told about it.
8. Her telephone number isn’t known by me.
9. The children will be brought home by my students.
10. I was sent a present last week.
11. We were given more information by her.
12. All the workers of the plan were being instructed by the chief engineer.
13. Tea can’t be made with cold water.
14. Some of my books have been taken away.
15. The meeting will be held before May Day.
16. The engine of the car has to be repaired.
17. The window was broken and some pictures were taken away by the boys.
18. A lot of money is spent on advertising every day.
19. A story is going to be told by teacher.
20. A cake is being cut with a sharp knife by Mary.
21. The woman with a red hat was looked at by the children.
22. The victims were provided with food and clothing.
23. English is spoken in almost every corner of the world.
24. This machine mustn’t be used by you after 5:30 pm.
25. The chalk board is always erased by one of the students after class.
