1. He must pay the bills before the fifth of the month.

=> The bills must be paid before the fifth of the month.

2. No one hasn't opened that box for the past hundred years.

=> That box has been opened for the past hundred years.

3. The boy screamed while the dentist was pulling out one of his teeth.

=> The boy screamed while one of his teeth was being pulled out by the dentist.

4. The fire has destroyed many houses.

=> Many houses have been destroyed by the fire.

1. The bills must be paid before...

2. That box hasn't been opened for...

3. The boy screamed while one of his teeth was being pulled out by the dentist.

4. Many houses have been destroyed by the fire.

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

=> That box_________________________  hasn't been opened for the past hundred years.___________________________

12: The fire has destroyed many houses.

=> Many houses _______________________  have been destroyed by the fire._____________________________

13: The children are carrying the chairs into the house.

=> The chairs ______________________ are being carried into the house by the children.______________________________

14.They awarded him the Nobel Prize for medicine in 1946.

=> He ________________ was awarded the Nobel Prize for medicine in 1946.____________________________________

15. We saw him leave the office at 6 o’clock this morning.

=> He ______________ was seen to leave the office at 6 o'clock that morning______________________________________

16: Why didn’t you report the accident sooner? => Why wasn’t_______________ the accident reported sooner?_____________________________________

17.Somebody has taken some of my books away.

=>some of my books have been taken away.

18. Mary is cutting a cake with a sharp knife.

a cake is being cut with a sharp knife by Mary.

19. The children looked at the woman with a red hat.

the woman with a red hat was looked by the children

20. They have provided the victims with food and clothing.

the victims have been provided with food and clothing.

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

=> That box hasn't been opened for the past hundred years.

12: The fire has destroyed many houses.

=> Many houses have been destroyed by the fire.

13: The children are carrying the chairs into the house.

=> The chairs are being carried into the house by the children.

14.They awarded him the Nobel Prize for medicine in 1946.

=> He was awarded the Nobel Prize for medicine in 1946

15. We saw him leave the office at 6 o’clock this morning.

=> He was seen to leave the office at 6 o'clock that morning

16: Why didn’t you report the accident sooner

 => Why wasn’t the accident reported sooner?

17.Somebody has taken some of my books away.

=>some of my books have been taken away.

18. Mary is cutting a cake with a sharp knife.

=> a cake is being cut with a sharp knife by Mary.

19. The children looked at the woman with a red hat.

=> the woman with a red hat was looked by the children

20. They have provided the victims with food and clothing.

=> the victims have been provided with food and clothing.

Chuyển sang câu bị động.

1. This is the first time I have written to my girlfriend about this.

-> This is the first time my girlfriend has been written about this.

2. He has finished that experiment.

-> That experiment has been finished.

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

-> That box hasn't been opened for the past hundred years.

4. Students had studied American cultures before they went to American cultures had been studied by students before they went to.

5. Nobody has ever seen the other side of the room.

-> The other side of the room hasn't been ever seen.

6. They have driven air pirates away.

-> Air pirates have been driven.

7. Mary's mother has bought me a dictionary.

-> I have been bought a dictionary by Mary's mother.

8. Someone had invited you to lunch.

-> You had been invited to lunch.

9. We haven't moved anything since they sent you away to cure you.

-> Nothing have been moved since they sent you away to cure you.

10. They have invited the doctor to dinner-party.

-> The doctor has been invited to dinner-party.

11. The teacher has told all the details of the case.

-> All the details of the case have been told by the teacher.

12. They haven't seen their younger son for three weeks.

-> Their younger son hasn't been seen for three weeks.

13. Have you fed the chickens yet?

-> Have the chickens been fed yet?

14. One has used that door for 20 years.

-> That door has been used by one for 20 years.

Chuyển sang câu bị động.

1. This is the first time I have written to my girlfriend about this.

My girlfriend hasn't been written about this before.

2. He has finished that experiment.

That experiment has been finished.

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

That box hasn’t been opened for the past hundred years.

4. Students had studied American cultures before they went to American.

American cultures had been studied by students before they went to American.

5. Nobody has ever seen the other side of the room.

The other side of the room hasn't been ever seen.

6. They have driven air pirates away.

Air pirates have been driven.

7. Mary's mother has bought me a dictionary.

I have been bought a dictionary by Mary's mother.

8. Someone had invited you to lunch.

You had been invited to lunch

9. We haven't moved anything since they sent you away to cure you.

Nothing have been moved since they sent you away to cure you

10. They have invited the doctor to dinner-party.

The doctor has been invited to dinner-party

11. The teacher has told all the details of the case.

All the details of the case have been told by the teacher

12. They haven't seen their younger son for three weeks.

Their younger son hassn't been seen for three weeks

13. Have you fed the chickens yet?

Have the chickens been fed yet?

14. One has used that door for 20 years.

That door has been used by one for 20 years

Viết các câu sau thành câu bị động:

1. Does Mrs. Green get them to carry those books back home?

→ Does mrs Green have those books carried back home ?

2.Are you going to post this letter?

→Is this letter going to be post 

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

→  That box hasn't been opened for the past hundred years.

4.The enemy used to attack the bay.

→ The bay used to be attacked by the enemy

8.We find it difficult to answer this question.

=>This question makes it difficult for we to answer.

9. I was very delighted that I passed the entrance exam.

=>I was very happy. I passed the entrance exam.

10.No one has opened that box for the last hundred years.

=>That box hasn't been opened in a year

11,My parents sent me a lot of toys on my 1st birthday,

=>I was given a lot of toys by my parents for my 1st birthday.

12.. These women used to wear long dresses.

=>Long dresses are usually wear by women.

13.Teachers made their students work very hard in exam time.

=>Students have to work very hard in exam time by the teacher.

14. Children like walking in the rain.

=>(ENJOY)

15.I have never known that man before.

=>That man I never knew before.

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.

Passive voice

3. They are building several new schools in our town.

-> Several new schools are being built in our town.
8. No one has opened that box for the past hundred years.

-> That box hasn't been opened for the past hundred years.
11. Scientists began to carry out researches on SIDA two years ago.

-> Researches on SIDA began to be carried out by scientists two years ago.
12. They say that he is the richest man in our town.

-> He is said to be the richest man in our town.
13. I can assure you I will arrange everything in time.

-> You can be assured everything will be arranged in time.
14. We are to pity rather than despise these homeless boys.

-> These homeless boys are to be pitied rather than to be despised.
15. We haven’t moved anything since they sent you away to cure you.

-> Nothing has been moved since you were sent away to be cured.

1) He is running his own restaurant ?

=> His own restaurant is being run

2) The secretary opens the mails every morning

=> The mails are opened by the secretary every morning

3) The teacher doesn't allow me to take the seat by the window

=> I am not allowed to take the seat by the window by the teacher

4) Tom's absence worried his mother

=> Tom's absence made his mother worried

5) They are building a new school in this town

=> A new school is being built in this town

6) You should finish the report right now

=> The report should be finished right now

7) Are you going to post this letter ?

=> Is this letter going to be posted?

8) He has pay the bills before the fifth of the month

=> The bills have been paid before the fifth of the month

9) No one has opened that box for the past hundred years

=> That box hasn't been opened for the past hundred years

10) The enemy used to it take the bag

=> It was used to take the bag by the enemy

11) The fire has destroyed many houses

=> Many houses have been destroyed by the fire

12) The children are carrying the chairs in to the house

=> The chairs are being carried into the house by the children

Turn into the passive voice

1. He is running his own reataurant.

His own restaurant is being run (by him)

2. The secretary opens the mails every morning.

The mails are opened by the secretary every morning

3. The teacher doesn't allow me to take the seat by the window

I am not allowed to take the seat by the window by the teacher

4. Tom's absence worried his mother.

His mother was worried by Tom's absence

5. They are building a new school in this town.

A new school is being built in this town

6. You should finish the report right now.

The report should be finished (by you) right now

7. We shall discuss the matter in the afternoon.

The matter shall be discussed (by us) in the afternoon

8. Are you going to post this letter.

Is this letter going to be posted (by you) ?

9. He has to pay the bills before the fifth of the month.

The bills have to be paid by him before the fifth of the month

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

That box hasn't been opened for the past hundred years

Turn into the passive voice

1. He is running his own reataurant.

....His own restaurant is being runned.....................................

2. The secretary opens the mails every morning.

........The mails are opened by the secretary every morning..................................

3. The teacher doesn't allow me to take the seat by the window

.....i am not allowed to take the seat thy the window.......................................

4. Tom's absence worried his mother.

........Tom's mother was worried by his absence......................................

5. They are building a new school in this town.

........A new school is being built in this town..................................

6. You should finish the report right now.

.......the report should be finished right now...................................

7. We shall discuss the matter in the afternoon.

.......The matter should be discussed in the afternoob...................................

8. Are you going to post this letter.

........Is this letter going to be posted...................................

9. He has to pay the bills before the fifth of the month.

......The bills have to be paid before the fifth of the month........................................

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

.......That box hasn't been opened for the past hundred years..................................