I. Change the following sentences into the passive. (Chuyển các câu sau sang bị động)
1. People grow rice in many countries in the world.
-> Rice ______________________________________
2. Graham Bell invented the telephone many years ago.
-> The telephone
3. They have used this car for many years.
-> This car
4.She has written this project for many days
=> this project
5.They have built this house for 3 months
=> this house
6.Have they built this house for 3 month?
=>
7.Have you done this project for 2 months?
=>
8.Do they cook dinner?
9.What do they cook for dinner?
4. Lan practices English every day.
-> English ____________________________________
5. They will take the garbage out of the city.
-> The garbage _____________________________
6. Mary sent me this letter two days ago.
-> I _________________________________________
7. People make compost from vegetables.
-> Compost ____________________________________
8. You must finish this work before Sunday.
-> This work _____________________________________
9. She hasn't used this bicycle for a long time.
-> This bicycle __________________________________
10. I saw a strange man in my garden yesterday.
-> A strange man _______________________________