Change the following sentences into passive voice.
1. Mark Twain wrote "Life on the Mississipi"
………………………………………………………………………………………
2. People must repair that old building
……………………………………………………………………………………….
3. My aunt made this sweater for her son.
……………………………………………………………………………………………..
4. Lan is going to invite him to her birthday party.
……………………………………………………………………………………………
5 Minh is feeding the dog. ……………………………………………………………………………………………
6. You should send this letter this afternoon.
……………………………………………………………………………………………
7. The police has just caught the thief
……………………………………………………………………………………………
8. She teaches us grammar and writing.
……………………………………………………………………………………………
9. Phong has to return the scientific book to the library.
…………………………………………………………………………………………….
10. Farmers grow rice in Viet Nam.
………………………………………………………………………………………………
11. Lan gave her mother a new scarf on her 45th birthday last week
………………………………………………………………………………………………
12. No one has cleaned that room for ages.
…………………………………………………………………………………………….
13. Lien couldn't open the door of the classroom.
………………………………………………………………………………………………
14. My father is going to build the cage .
……………………………………………………………………………………………..
15. My sister was playing chess when the phone rang.
……………………………………………………………………………………………..
16. I have my sister do my homework.
……………………………………………………………………………………………..
17. Linh got her parents to buy a motorbike.
………………………………………………………………………………………………
18. Who invented the telephone?
………………………………………………………………………………………
19. People say that he is the best doctor.
…………………………………………………………………………………………….
20. People say that he eats five bowls of rice .
………………………………………………………………………………………………
21. Nobody has used this bicycle for many years.
…………………………………………………………………………………………….
22. They thought that Mai had gone away.
……………………………………………………………………………………………..
2 Her dog is often taken for a walk.
3 English is spoken all over the world.
4 I am brought this dish by the waiter.
5 These room are kept tidy all the time.
6 These postcards are not sent to us by our friends.