I. Chuyển các câu sau sang câu bị động
12.The chief engineer was instructing all the workers of the plan.
=>All the workers of the plan ………………………………………………………
13.They can’t make tea with cold water.
=> Tea…………………………………………………………………………………………
14. Somebody has taken some of my books away.
=> Some of my books………………………………………………………………….
15. They will hold the meeting before May Day.
=> The meeting…………………………………………………………………………….
16. They have to repair the engine of the car.
=> The engine of the car………………………………………………………………
17. The boys broke the window and took away some pictures.
=> The window……………………………………………………………………………..
18. People spend a lot of money on advertising every day.
=> A lot of money………………………………………………………………………….
19. Teacher is going to tell a story.
=> A story………………………………………………………………………………………
20. Mary is cutting a cake with a sharp knife.
=> A cake………………………………………………………………………………………..
21. The children looked at the woman with a red hat.
=> The woman……………………………………………………………………………….
22. They have provided the victims with food and clothing.
=> The victims………………………………………………………………………………..
23. People speak English in almost every corner of the world.
=> English……………………………………………………………………………………….
24. You mustn’t use this machine after 5:30 p.m.
=> This machine……………………………………………………………………………..
25. After class, one of the students always erases the chalk board.
=> After class, the chalk board…………………………………………………………
