Bai 1:
1 Letters are typed in the office by Mary
2. I will be helped by his father tomorrow
3. Human life have been comletely changed by Science and technology
4. This bottle was broke by Peter
5. English is being learned in the room
6. My mind can be changed
7. I had to be told about it
8. She wasnot known telephone number
9. The children home will be brought by my students
10. I was sent a present last week
11. We were given more information
12. All the workers were being instrcted of the plan by the chirf engineer
13. Tea cannot be made with cold water
14. Some of my books away have been taken
15. The meeting will be hold before May Day
16. The engine have to be repaireg of the car
17. The window was broken and away some pictures were taken by the boys
18. A lot of money is spent on advertising
19. A story is going to be told by teacher
20. A cake is being cut with a sharp knife by Mary
bài tiếp theo:
3. They was told this story when she was visited last week by their grandmother
4. This train was ordered ticket for his mother by Tim
5. She was showed to the airline adent
6. This cake was baked yesterday by Jim
7. A new apartment is going tp be bought next year
8. These boxes were handed to the customer by the shop assistant
9. The first prize was awarded to the reported to the reporter bt the board
10. The christmas cards have been sent to my family
11. Alice was appointed secretary for the meeting by the committee
12. Anna will be given a ride to school tomorrow by Tom
13. This room is kept tidy all the time
14. Ann is given some bananas and some flowers
15. The fridge was moved into the living room
EX2:
1. I will be done the work by when
2, I am going to be dealed with this problem by how
3. I was spent this amount of money by how
4. I wonder whether Susan or Jane will be chosen by the board of directors for the position.
5. The police was founnd the lost man by how
