Chuyển sang câu bị động:
1. You ought to water these plants once a week.
2. Are you going to mail these letters soon.
3, people will make television programmes more interesting for children
4. They will look after him well.
5. Someone will serve tea.
6. People must not leave bicycles in the hall
7. Mr Green used to take his children to the circus.
8. Members may keep books for three weeks
Chuyển sang câu bị động: 1. You ought to water these plants once a week.
-> These plants ought to be watered once a week. 2. Are you going to mail these letters soon.
-> Are these letters going to be mailed soon? 3, people will make television programmes more interesting for children
-> Television programmes will be made more interesting for children. 4. They will look after him well.
-> He will be looked after well. 5. Someone will serve tea.
-> Tea will be served. 6. People must not leave bicycles in the hall
-> Bicycles mustn't be left in the hall. 7. Mr Green used to take his children to the circus.
-> Mr. Green's children used to be taken to the circus. 8. Members may keep books for three weeks
-> Books may be kept for three weeks.