Turn the following sentences to Passive.
1. They had written the text before.
The text has been written by them before.
2. When will your son take his examination?
When will be taken examination by your son?
3. They built the bridge in 1891.
The bridge was built by them in 1891.
4. The company is shipping the merchandise today.
5. He would have repaired the chair by that time.
6. The maid has broken the glass.
7. The teacher is returning our written works now.
8. Mr. Smith will have seen the headmaster tomorrow in the evening.
9. The film disappointed us very much.
10. We must warn them of the danger.
11. The soldiers kept back the crowd.
12. He said he would buy that sweater.
13. She can take care of that child.
14. They are visiting their old teacher now.
15. I have planted a very beautiful flower.
16. They have altered the notice.
17. They say that Byron has lived on potatoes and vinegar.
18. He locked the door.
19. She will wear her evening dress.
20. They are repairing the old bridge.
21. She had finished the report by noon.
22. The police have already arrested the robber.
23. Fire destroyed that house.
24. The citizens are defending the city bravely.
25. They may organize a new group tomorrow.
26. The girls gave a present to their mother.
27. He is telling an interesting story now.
28. Jack’s mother hadn’t punished him before.
29. Did he repair the chair?
30. The villagers shelter the little farm-house.
31. Mrs. Black teaches this class.
32. William’s carelessness caused the accident.
33. He has to pay the bill before the 1st of the month.
34. Our teacher is correcting our homework now.
35. They will sign the contract tomorrow.
36. Mr. Smith will leave the tickets on the table.
37. The little boy ate the cake.
38. Some people had seen the accident.
39. The teacher is explaining the lesson now.
40. Mary can take a book from the library every week.
41. They must translate that article into English.
42. He will teach his little son to skate.
43. He was introducing an interesting problem.
44. I shall have finished this work before you go away.
45. The committee interviewed all the candidates.
46. They must read the text today.
47. He will bring the tickets tomorrow.
48. They will have published the book by next year.
49. That woman is cleaning the window.
50. Tom sent a book to his friend.