Chuyển câu chủ động sang câu bị động:
1. My mother gives me 10.000 VND every day.
2. Mr. Brown bought a new house in this city two years ago.
3. They built a new bridge in this village.
4. She shows the tickets to the airline agent.
5. They keep this room clean all the time.
6. Someone took some of my books away.
7. they usually use this room at weekend.
8. they finished their project a week ago.
9. she usually pays me after 2 days.