Chuyển các câu chủ động sang bị động :
II1 . Sentences with verbs '' continue and begin ''
1. We'll continue to use this computer.
2. They began to plan rubber trees in big plantation.
3. People can continue to enjoy natural resources.
4. People will continue to drink coca-cola in the 21 st century.
5. American people began to love football.
II2 . Sentences with phrasal verbs
6. They gave up the research after three hours.
7. Someone should look into the matter.
8. Don't speak until someone speak to you.
9. A neighbor is looking after the children.
10. Your story brings back pleasant memories.
II3 . Sentences with verbs of perception (giac quan)
11. I have heard her sing that song several times.
12. People saw him steal your car.
13. The teacher is watching them work.
14. He won't let you do that silly thing again.
15. People don't make the children work hard.
II4 . Sentences with '' advice , beg , order , urge , agree , decide ...''
16. She adviced me to sell that house.
II5 . Sentences of imperative
17. Open your book !
18. Take off your hat !
19. Don't do that silly thing again !
20. Let tell them about it !
21. Don't let the other see you !
II8 . Some special sentences
22. It is dangerous for us to take the short cut.
23. You need to have your hair cut.
24. You must see it to believe it.
25. John wants someone to take some photographs.
26. We enjoy writing letter.