Chuyển các câu sau sang bị động của HTHT.

1.      She has met me before.            -> I ………………have been met by her before………… …………….. .

2.      They have finished their work. -> Their work …………………has been finished…………………. .

3.      I have already eaten dinner.      -> Dinner ………………………has already been eaten………………. .

4.      We have learnt English for 6 years.  -> English ………………………has been learnt for 6 years………….. .

5.      Mr John has visited Vietnam several times.  -> Vietnam……………has been visited by mr.john several times………..…………………

6. My uncle has just bought a new house.  -> A new house ………………has just been bought by my uncle…………………

7. I have known her since 2028.   -> She …………………has been known since 2028…………………………………. .

8. They have played chess for one hour. -> Chess ……………………has been played for one hour………….…………………. .

9. Tom has seen this film before.   -> This film …………………has been seen by tom before……………………………….. .

10. Nina has read the newspaper before . 

->  The newspaper ………has been read by nina before………………………………. .

Chuyển từ câu chủ động sang câu bị động :

1. By the time you come back here in 5 years time , they will have knocked down those houses .

by the time you come back here in 5 years time, those houses will have been knocked down by them.

2. " We will have liberated the South of Vietnam before the rainy season ." The commander said .

the commander said that the south of vietnam would have been liberated by us before the rainy season.

3. By the end of this year , we will have upgraded all the roads in the city .

by the end of this year, all the roads in the city will have been upgraded by us.

4 . Do not phone us at 10 pm tonight . I will not have finished my work by then .

do not phone us at 10 pm tonight. my work won't have been finished by before.

5.How many letters will she have typed before the boss comes back ?

how many letters will have been typed by her before the boss comes back ?

1 London has been said to have fog in autumn.

2 Their parents are said to be away from home.

3 The strike is expected to begin tomorrow.

4 He is thought to be holding a book in his hand.

5 The wanted man was believed to be living in New York.

1 London has been said to have fog in autumn

2 Their parents are said to be away from home

3 The strike is expected to begin tomorrow

4 He is thought to hold a book in his hand

5 The wanted man was believed to live in New York

 They have scored more than 10 goals in this season.

=>more than.....10 goals have been scored in this season......

ex3:change the following sentences into passive voice:

1. we know that the expedition reached the south pole in may.

It is known that the expedition reached the south pole in may.

2.people know that he is armed.

It is known that he is armed.

3.someone saw him pick up the gun.

He was seen to pick up the gun

4.we believe that he has special knowledge which may be useful to the police.

It is believed that he has special knowledge which may be useful to the police.

5.you needn't have done it.

it needn't have been done

6.he likes people call him "sir".

He likes being called "sir"

7.don't touch this switch .

This switch isn't touched

8.he doesn't like people laughing at him.

he doesn't like being laughed at

9.you don't need to wind this watch.

This watch doesb't need to be winded

10.they decided to divide the money between the windows of the lifeboat men.

They decided the money to be divided between the windows of the lifeboat men.

11. people believe that he was killed by terrorists.

It is believed that he was killed by terrorists.

12.they are to send letters to the leaders of charitable organization.

Letter are to be sent to the leaders of charitable organization.

13.we consider that she was the best singer that Australia has ever produced.

It is considered that she was the best singer that Australia has ever produced.

14.they urged the government to create more jobs .

The government was urged to create more jobs .

15.they suggested banning the sale of alcohol at football chess.

They suggested the sale of alcohol at football chess. be banned 

bài 1:

1.A report daily is written by him.

2.A gift for their mother is being prepared by them.

3.A vegetarian dish for her family was being cooked by my aunt.r

4.His son's bicycle is being went to repaired this afternoon.

5.All the dirty glasses is had wash by us just a few minutes before he comes.

6.A special present for our grandfather will be bought on the occasion his birthday by us.

Mình chỉ làm được bài 1 thôi, với lại mình k chắc lắm đâu.

1 She has been taken to the hospital.

2 The meeting has been cancelled.

3 My chair has been moved.

4 He has been given a lot of money.

5 All the students in the school have been invited.

Chuyển sang câu bị động

1) When you return tomorrow,everything will have been arranged

2) the paintings will be exhibited till the end of the month

3) all these old buildings will have been pulled down by this time next year

4) two hundred more workers are going to be employed

5) the Christmas tree is going to be decorated

1 The floor is usually cleaned (by us) after school

2 A small party is being prepared in the garden (by her) now

3 Their task has just been finished (by them)

4 Xem lại đề

5 A lot of sweet was bought by my student last Sunday 

6 A new swimming pool will be built near our school (by him) next year

The floor is usually cleaned after school. 

A small party is being prepared in the garden by her now. 

Their task has just been finished by them. 

This cannot be solved. (Câu gốc thiếu đề à) 

A lot of sweets were bought by my student last Sunday. 

A new swimming pool will be built near our school by him next year. 

1.The floor is usually cleaned after school

2.A small party is being prepared in the garden now

3.Their task has just been finished

4.Sai de

5.Lot of sweet was bought by my studen last Sunday

6.A new swimming pool near our school will be built next year