=>
1. A dancing class was started last week.
2. The accident was seen by Mr.Smith.
3. My briefcase has been taken.
4. Our written work was returned to us by the teacher.
5. The report has been finished by noon.
6. The little boy was bitten by the mad dog.
7. Five suspects have been arrested by the police.
8. He was ordered to take a long rest by the doctor.
Từ câu 9 đến câu 16 lặp lại.
17. The streets are being swept.
18. The mail had already been delivered by the mailman.
19. My pen used to be borrowed by him.
20. His work had to be finished on time.

21. All the homework needn't doing.
22. He ought to be told early.
23. The room isn't used very often.
24. The road to school must be widened this year. 
25. Has your homework been done?
26. Was your work finished early?
27. Fruit has to be picked very early by her in the morning.
28. The house was dirty because it hadn't been cleaned for weeks.
29. The baby girl is being taken care of by her.
30. Old men should be treated with respect by children.
31. Her new T-shirt was being worn when I met her yesterday.
32. I am brought this dish by the waiter.
33. These postcards are sent to us by our friends.
34. They were told this story by their grandmother when she was visited last week.
35. This train ticket was ordered for Tim's mother by him.
36. I wasn't shown the special cameras by you.
37. Her ticket was showed to the airline agent.
38. His friend is lent his new shoes.

39. Her relatives were left five million pounds by her.
40. These boxes were handed to the customer by the shop assistant.
41. The first prize was awarded to the reporter by the board.