Chuyển từ câu BĐ sang câu CĐ :

1) When was the book translated into Vietnamese ? - It has not been translated yet .

-> When did they translate the book into Vietnamese? - They have not translated it yet.

2) The garbage has been thrown around the school .

-> They have thrown the garbage around the school.

3) His father was woken up by his loud voice .

-> His loud voice woke his father up.

4) Uniform is being worn by the students in this school .

-> The students in this school are wearing uniform.

5) Is the bus being waited by them ? - Yes , it has been waited for 15 minutes .

-> Are they waiting for the bus? - Yes, they have been waiting for it for 15 minutes.

6) How many pages have been read ?- Twenty pages have been read so far by me .

-> How many pages have you read? - I have read twenty pages so far.

7) Are you being checked at the front gate by the guard ?

-> Is the guard checking you at the front gate?

8) Mr Binh ought to be changed the way by the police .

-> The police ought to change Mr Binh's way.

9) Is the grass cut every week in the pank ?- Yes , it was cut this morning by them .

-> Do they cut the grass every week in the park? - Yes, they cut it this morning.

10) Where were the cakes made ? - They were made in China .

-> Where did they make cakes? - They made them in China.

11) This song has only been sung well by My Tam .

-> Only My Tam has sung this song well.

12) This button should not be touch by anyone or the power will be stopped .

-> No one should touch this button or he will stop the power.

13) Were you asked to be first one by them ?- No, Hoang was chosen .

-> Did they ask you to be the first one? - No, they chose Hoang.

Chuyển từ câu BĐ sang câu CĐ :

1) When was the book translated into Vietnamese ? - It has not been translated yet .when did people translate the book into vietnamese ? => they haven't translated it yet.

2) The garbage has been thrown around the school .

the students have thrown the garbage around the school.

3) His father was woken up by his loud voice .

his loud voice woke his father up .

4) Uniform is being worn by the students in this school .

the students in this school is wearing uniform.

5) Is the bus being waited by them ? - Yes , it has been waited for 15 minutes .

are they waiting for the bus ? yes, they have waited for 15 minutes.

6) How many pages have been read ?- Twenty pages have been read so far by me .

how many pages have you read ? i have read twenty pages so far.

7) Are you being checked at the front gate by the guard ?i

is the guard checking you at the front gate ?

8) Mr Binh ought to be changed the way by the police .

the police ought to change mr binh's way.

9) Is the grass cut every week in the pank ?- Yes , it was cut this morning by them .

are they cut the grass every week in the pank ? yes, they cut it this morning.

10) Where were the cakes made ? - They were made in China .

where did people make the cake ? they make them in china

11) This song has only been sung well by My Tam .

my tam has only sung well this song.

12) This button should not be touch by anyone or the power will be stopped .

anyone shouldn't touch this button or they will stop the power.

13) Were you asked to be first one by them ?- No, Hoang was chosen .

did they ask you to be the first one ? no , they chose hoang.

1) We have waited for them for 3 hours.

-> They have been waited for for 3 hours.

2) Mai phoned me again and again .

-> I was phoned again and again by Mai.

3) Were they repainting the front door ? - No , they had done it .

-> Were the front door being repainted? - No, it has been done.

4) They sang Chrismas carols in the church .

-> Christmas carols were sung in the church.

5) May I borrow your books , Hoa ?

-> May your books be borrowed by me, Hoa?

6) Has Peter ever visited our country ? - Yes , he spent his holiday here last year .

-> Has our country ever been visited by Peter? - Yes, his holiday was spent here last year.

7) How did she hand in her form ?

-> How was her form handed in?

8) They unlocked the door and someone stole the mobile phone .

-> The door was unlocked and the mobile phone was stolen.

9) How can you improve your position ?

-> How can your position be improved?

10) You must not waste your time on playing games or reading pictures stories .

-> Your time must not be wasted on playing games or reading pictures stories.

11) The bank was broken into yesterday . (từ câu này trở đi là BĐ sang CĐ nha bn)

-> Someone broke into the bank yesterday.

12) The patiens in the accident were taken to the hospital by us .

-> We took the patients in the accident to the hospital.

13) Will the speech be given by the monitor ? - No , it will not .

-> Will the monitor give the speech? - No, he will not.

Chuyển từ câu CĐ sang câu BĐ :

1) We have waited for them for 3 hours .

=> They have been waited for 3 hours .

2) Mai phoned me again and again .

=> I was phoned again and again .

3) Were they repainting the front door ? - No , they had done it .

=> Was the front door being repainted? - No, it had been done.

4) They sang Chrismas carols in the church .

=> Chrismas carols were sung in the church .

5) May I borrow your books , Hoa ?

6) Has Peter ever visited our country ? - Yes , he spent his holiday here last year .

=> Has our country ever been visited? - Yes , his holiday was spent here last year .

7) How did she hand in her form ?

=> How was her form handed in ?

8) They unlocked the door and someone stole the mobile phone .

=> The door was unlocked and the mobile phone was stolen.

9) How can you improve your position ?

=> How can your position be improved?

10) You must not waste your time on playing games or reading pictures stories .

=> Playing games or reading pictures stories must be wasted your time .

11) The bank was broken into yesterday .

=> Someone broke into the bank yesterday .

12) The patiens in the accident were taken to the hospital by us .

=> We took the patiens in the accident to the hospital.

13) Will the speech be given by the monitor ? - No , it will not .

=> Will the monitor give the speech? - No , he will not.

Chuyển từ câu BĐ sang câu CĐ :

1) Was Phong awared the prize by the organizers ? - Yes , he is often awarded .

did the organizers award phong the prize ? yes, the organizers often award him.

2) Was the homework being done by Linh ?- No , it has noit been done yet .

was linh doing the homework ? no , she hasn't done yet.

3) Many colorful pictures are hung in the museum by them .

they hang many colorful pictures in the museum.

4) This man is seen walking at this place by Na .

na sees this man walking at this place.

5) Lixi is given to the children on the New Year .

people give the children lixi on the new year.

6) Are the readers helped in the library by the librarian ?

does the librarian help tthe readers in the library ?

7) Are the dishes being cleaned by the girls ?- Yes , they were cleanded some minutes ago .

is the girl cleaning the dishes ? yes, she cleaned them some minutes ago.

8) He is being brought up by his poor mother .

his poor mother is bringing him up.

9) Our English grammar should be improved .

we should improve our english grammar.

10) Best wishes are given to him by us on his birthday .

we give to him best wishes on his birthday.

I. Change these sentences into the passive

1. Do they sell computers in the supermarkets ?

=>.........Are computers sold in the supermarkets ?.................

2. Will they open the new hospital next month ?

=>........Will the new hospital opened next month ?.............

3. How can you solve this problem ?

=>.........How can this problem be solved? .......................

4. Why didn't they advise you not to buy this kind of clothing ?

=>......Why weren't you advised not to buy this kind of clothing?.......

5. *Jeans can make you look younger

=>........You can be made to look younger by jeans..................

6.. *He will fade his jeans by brushing them hard many times

=>.....His jeans will be faded by brushing them hard many times......

II. Change these sentences into the active

1. Traditionally, the ao dai was frequently worn by both men and women

.....Traditionally,both men and women frequently wore the ao dai....

2. Mr Nam was sent to the USA by his company for an economic research course

....Mr Nam's company sent to the USA for an economic research course...

3. The whole village was damaged by the storm

.....the storm damaged The whole village...............

4. Why are these jeans sold out so quickly?

................WHy do they sell out these jeans so quickly?.........

5. Mount Son Tra can be seen from twenty kms away

.........they can see Mount Son Tra from twenty kms away......

6. Flowers are going to be embroidered on the curtain by Lan

.........Lan is going to embroider Flowers on the curtain..............

2. Will the new hospital be opened next month?

I. Change these sentences into the passive

1. Do they sell computers in the supermarkets ? =>.........are computers sold in the supermarkets ? ..................................................................................

2. Will they open the new hospital next month ? =>.............will the new hospital opened next month ?.............................................................................

3. How can you solve this problem ? =>.........how can this problem be solved .........................................................................

4. Why didn't they advise you not to buy this kind of clothing ? =>.................why are you advised not to buy this kind of clothing........................................................................

5. *Jeans can make you look younger =>................you can be made ...to look younger by jeans..............................................................

6.. *He will fade his jeans by brushing them hard many times =>..........his jeans will be faded by brushing them hard many times ...................................................................

1. Someone has already repaired the window which you broke yesterday.

2. Who introduced him to you?

3. Bryon said that he lived on vinegar and potatoes.

4. Why didn't you type this letter yesterday?

5. Did your teacher teach you how to apply this theory?

IV Chuyển câu bị đông sang chủ động

1,Chess could be played when I was young

i could play chess when i was young.

2,Her handbag was stolen on the train yesterday

people stole her handbag on the train yesterday.

3,The house has been built of stone and cement

they built the house of stone and cement.

4,The report will not be done by the clerk

the cleck will not do the report.

5,Was that book written by Mark Twin?

did mark twin write that book ?

6,That house should be bought immediately

they should buy that house immediately

1, I could play chess when i was young.

2. Thief stole her handbag on the train yesterday.

3. They have built the house of the stone and cement.

4. The clerk won't do the report

5. Did Mark Twin write that book?

6. They should buy that house immediately

1Who invited her to the party?  => By whom was her invited to the party

          -  The party be invited  by who ? 

           - The party  was invited by whom ? 

           - By whom the party was invited ? 

          -  By whom was the party  invited? 

2 When did they buy this car? 

When was this car bought?

3 Was Mary helping her mother in the kitchen? 

Was her mother being helped by mary in the kitchen

4 Will you invite her to your birthday party? 

Will she be invited to your birthday party?

 5  He cleans the house 

The house is cleaned by him

6 He is cleaning the house 

The house is being cleaned by him

 7 He has cleaned the house 

THe house has been cleaned

  8  He cleaned the house 

THe house was cleaned by him

 9 He was cleaning the house 

THe house was being cleaned by him

 10 He had cleaned the house 

The house had been cleaned by him

11 He should clean the house 

THe house should be cleaned by him

12  He will clean the house 

THe house will be cleaned by him

Change these sentences into the active voice: (Chuyển các câu sau sang câu chủ động)

1. Oil is obtained from under the ocean by workers.

-> Workers obtain oil from under the ocean.

2. A big house is being built in this garden by the family.

-> The family are building a big house in this garden.

3. The cart was drawn by horses.

-> House drew the cart .

4. They will be helped by that kind woman.

-> That kind woman will help them.

5. Grass is eaten by cows and buffaloes.

-> Cows and buffaloes eat grass.

6. The lesson was explained by the teacher.

-> The teacher explained the lesson.

7. Grammar is taught by Mr. Brown.

-> Mr. Brown taught grammar.

8. A hole was being dug in the garden by him.

-> He was dugging a hole in the garden.

9. Coffee is being made by the maid.

-> The maid is making coffee.

10. The box will be moved away from the window by us.

-> We will move the box away from the window.

11. This tree was plainted by my grandfather.

-> My grandfather planted this tree.