Chuyển các câu sau thành câu bị động:
1. Mary types letters in office.
2. His father will help you tomorrow
3. Science and technology have comepletely chanced human life
4. Peter broke this bottle
5.They are learning English in the room
6. Nothing can change my mind
7. No one had told me about it.
8. I don't know her telephone number
9. My students will bring the chirden home
10. They sent me a present last week
11. She gave us more information
12. The chief engineer was instructing all the workers of the plan.
13. They can't make tea with cold water
14. Somebody has taken some some of my books alway.
15.They will hold the meeting before May Day.
16, They have to repair the engine of the cars
17. The boys broke the window and took alway some pictures
18. People send a lots money on advertising every day
19. Teacher is going to tell a story
20. MAry is cutting a cake with a sharp knife
21. The chirden looked at the women with a red hat
22. They have provided the victims with food and clothing
23. People speak E in amost every corner of the world
24. You mustn't use this machine after 5:30 pm
25. After class, one of the students always erases the chalk board
26, They raised the question of late payment of the bills at the board meeting
1. The valley is saw from the top of the hill.
2. The chalk board is always erased by the students after class
3. This room is kept tidy all the time.