1. Where did you leave your bike?    

Where was your bike left by you?

2. Who defeated the champion?                 

Who was the champion defeated?

3. No one has found the missing boy.         

The missing boy has been found.

4. Nobody protects the tower well.    

The tower is protected well.

5. The storm didn’t kill anyone.                 

Anyone wasn't killed by the storm.

6. The children began beating the cat.

The cat was begun beating by the children.

7. Nothing will affect the result of the competition.        

The result of the competition will be affected.

8. She needs to clean the floor. (làm theo 2 cách)

The floor needs to be cleaned by her.

The floor needs cleaning by her.

9. They don’t need to paint the house.

à The house needn’t painting the house.

10. Her parents expect her to study well.

She is expected to study well by her parents.

11. The boss is asking me to find his document.

I am being asked to find his document by the boss.

12. We will force the villagers to work hard.

The villagers will be foced to work hard by us.

13. His father always makes him swim in cold water.

He is always made swim in cold water by his father.

14. They didn't allow us to pass the river.

We weren't allowed to pass the river.

15 Many people watched some eagles flying in the sky.

Some eagles were watched flying the sky.

16. Jack noticed his father leave home.

His father is noticed leave home by Jack.

17. He expected me to buy him a book.

I was expected to buy him a bookby him.

18. They allowed women to vote many years ago.

Woman was allowed to vote many years ago.

19. They suggested making the test easier.

The test easier was suggested making.

20. They think she is the most beautiful girl.

It is thought that she is the most beautiful girl.

21. It’s your duty to make tea for the party.

You are supposed to make tea for the party.

22. They let their children go to the zoo last Sunday.

Their children let go to the zoo last sunday.

23. He had the neighbor mend the chair.

The neighbor was had the chair mended.

24. The walls need painting.

The walls need to be painted.

25. He made me clean all the plates last night.

I was made to clean all the plates by him last night.

26. Don’t close the door.

The close isn't closed.

Mik ko chắc đúng đâu vì mik tự làm bằng kiến thức hạn hẹp của mik

1. Where was your bike left?

2. By whom was the champion defeated?

3. The missing boy hasn't been found 

4. The tower isn't protected well.

5. No one was killed by the storm.

6.  The cat began being beaten by the children

7.  The result of the competition won't be affected. 

8. The floor needs to be cleaned

→ The floor needs cleaning

9. The house needn’t be painted

10. She is expected to study well by her parents.

11. She said that the boss was asking her to find his document

12. The villagers will be forced to work hard (by us)

13. He is always made to swim in cold water by his father.

14. We weren't allowed to pass the river by them 

15. Some eagles were watched flying in the sky by many people.

16.  Jack's father was noticed to leave home by him.

17. He expected to be bought a book

18. Women was allowed to vote many years ago

19. They suggested the test should be made easier.

20. She is thought to be the most beautiful girl.

21. You are supposed to make tea for the party.

22. Their children were let go to the zoo last Sunday.

23. They had the chair mended by the neighbor.

24. The walls need to be painted.

25. I was made to clean all the plates last night

26. The door mustn’t be closed.

→ Don't let the door be closed

Bài 1:

1. Where was your bike left?

2. Who was the champion defeated by?

3. What will be repaired this year?

4. How is crab soup cooked?

Bài 2:

1. This new teaching method is believed to be more effective than the old one.

2. Some solutions are expected to be made.

3. Climbing is thought to be a dangerous sport.

4. The towers are rumoured to have been built very long ago.

5. The cat is said to like catching big mice.

6. The soldiers are said to have surrendered to the enemy.

7. The man is known to have put up with his wife too much.

Bài 1:

1.Where was your bike left ?

2.Who was the champion defeated by ?

3.What will be repaired this year ?

4.How is crab soup cooked ?

Refer:

Source: Hoidap247

1. Where was your bike left?

2. By whom was the champion defeated?

3. What will be repaired by them this year?

4. How is crab soup cooked?

3 bỏ by them?

1. Where was your bike left?

2. By whom was the champion defeated?

3. What will be repaired this year?

4. How is crab soup cooked?

1 Where was your bike left?

2 By whom was the champion defeated?

3 What will be repaired this year?

4 How is crab soup cooked?

8 You should keep dogs on leads in the garden ....Dogs should be kept on leads in the garden ...........................................................................................
9 Why did no one inform me of the change of the plan? ........Why wasn't I informed of the change of the plan? .......................................................................................
10 She used to make cakes on her own at Christmas .......Cakes used to be made on her own at Christmas ........................................................................................
11 Nobody has used this room for ages ............This room hasn't been used for ages...................................................................................
12 The judge gave him two weeks to pay the fine ............He was given two weeks to pay the fine by the judge ...................................................................................
13 They make these artificial flowers of silk ............These artificial flowers are made of silk...................................................................................
14 Students are doing a lot of work .......A lot of work is being done by students........................................................................................
15 We won’t admit children under sixteen ........Children under sixteen won't be admitted .......................................................................................
16 What did he write it with ? .......What was it written with ........................................................................................
17 Did the idea interest you ?

were you interested by the idea

Change into passive voice

1. You must hand in your report before the end of this month

=> Your report had to hand before the end of this month.

2. I had just finished the job when the factory closed

=> The job had been just finished when the factory closed.

3. No one has opened that box for the past hundred years

=> That box has not been opened for the past hundred years

4. Are you going to mail these letters soon?

=> Are these letters going to be mailed soon ?

5. He should have finished the report yesterday

=> The report yesterday should have been finished yesterday.