1, these exercises were done well
=>they did these exercises very well
2, this dress must be washed in cold water
=>they must wash this dress in cold water
3, No mistakes have been made in his composition
=>he haven't made any mistake in his composition
4, His painting will be exhibited for the first time by New Arts gallery
=>New Arts gallery will exhibit his painting for the first time.
5, This house was built 100 years ago
=>they built this hou e 100 years ago
6, These artificial flowers are made of silk
=>they make these artificial flowers of silk
7, The lesson are being written by the student now
=>the students are writing the lesson now
8,This job has to be done at once
=>they have to do this job at once
9,These animal at the zoo are fed twice a day
=>they feed these animal at the zoo twice a day
10, The operation is going to be performed by French doctors
=>French doctors are going to perform the operation

Change into active voice:

1. This dress must be washed in cold water.

\(\Rightarrow\) They must wash this dress in cold water.

2.No mistakes have been made in his composition.

\(\Rightarrow\) He has made no mistakes in his composition.

3.His painting will be exhibited for the first time by New Arts Gallery.

\(\Rightarrow\) New Arts Gallery will exhibite his painting for the fist time.

4.This house was built 100 years ago.

\(\Rightarrow\) They built this house 100 years ago.

5.These artificial flowers were made of silk.

\(\Rightarrow\) They made these artificial flowers of silk.

6.The lesson are being written by the students now.

\(\Rightarrow\) The students are writting the lesson.

7.This job has to be done at once.

\(\Rightarrow\) They hane to do this job at once.

8.The animals at the zoo are fed twice a day.

\(\Rightarrow\) They feed the animals at the zoo twice a day.

9.Don't let the dogs be teased by the children.

\(\Rightarrow\) The children don't let teased the dogs .

Chuyển sang câu chủ động hay bị động:

1 ) Nothing can change my mind

=> My mind can not be changed.

2 ) No one had told me about it.

=> I had not been told about it

3 ) Do they teach English have ?

=> Tại sao lại có "have" ở cuối vậy bạn?. Nêu từ bạn muốn ghi là "here" thì đây nhé: Is English taught here by them?

4 ) This test must be done soon

=> People must do this test soon.

5 ) These buillding are going to be built in 1990 (mình nghĩ là 1 thời gian > 2017)

=> People are going to build these building in 1990

6 ) I was invited to the party by him

=> He invented me to the party.

7 ) When was this house built in Ha Noi?

=> When did build this house in Ha Noi?

8 ) English and Music have been taught in this school.

=> People have taught English and Music in this school.

9) Lan is being elected by them

=> They are electing Lan.

10 ) These house will be cleanel tomorrow by Lan.

=> Lan will clean these house tomorrow.

1,This house was built 100 years ago

=> They built this house 100 years ago.

2,These artificial flowers are made of silk.

=> They made these artificial flowers of silk.

3,The lessons are being written by the student now.

=> The student are writting he lessons now.

4,This job has to be done at once.

=> They have to do this job at once.

5,The animals at the zoo are fed twice a day.

=> They feed the animals at the zoo twice a day.

6,The operation is going to be perforned by french doctors.

=> French doctors are going to be performed the operation.

7,All the arrangements have been made.

=> They have made all the arrangements.

8,The villagers will be invited to attend the meeting.

=> They will invite the villagers to attend the meeting.

9,Our salary is going to be increased.

=> They are going to increased our salary.

10,When was this radio many factured.

=> When did they manufacture this radio?

11,The rice fields will have been ploughed by the end of this month.

=> They will have ploughed the rice fields by the end of this month.

12,Good progress has been made by john in his study

=> John has made good process in his study.

13,They couldn't be found any where.

=> We can't find them anywhere.

14,these boys aren't taught by mrs john.

=> Mrs John doesn't teach these boys.

15,noting had been moved until the police arrived.

=> They had moved nothing until the police arrived.

16,Is mathemas taughin this shool.

=> Does this school teach mathemas?

17,fortunately the machinery wasn't damaged by the accident.

=> Fortunately, the accident wasn't damage the machinery.

18,Please wait herewhile your buggage is being examined.

=> Please wait here while they examined your baggage.

19,The results of the contest are going to be announced.

=> They is going to be announce the results of the contest.

20,How are candles made?

=> How did they make candles?

*SORRY IF I MADE MISTAKES!!!*

~Chúc bạn học tốt~!

I ) Chuyện bị động sang chủ động :

1. This question was often put to me it was never answered by me.

-> They often put this question to me but I never answered it

2. You will be given a card to the club.

-> They will give you a card to the club.

3. This company was set up by tim.

-> Tim set up this company.

4. Were these flowers arranged by your mother.

-> Did your mother arrange these flowers ?

1.I often put this question to me but I never answered it.

2(đề sai rồi bn, phải là given)

3.Tim set up this company.

4.Did your mother arrange these flowers?

5.I will build my house next month.

II.

1.The clothes are being washed by An.

2.This film has been watched by us several times.

3.The citizens are not allowed to use illegal drugs by the government.

4.The exercises won't be corrected by my teacher tomorrow.

5.Your message should be deleted.<ko phải massage nha bn>

II. Change the following sentences into the active voice：

1. These artificial flowers are made of silk

They make these artificial flowers of silk.

2. No mistakes have been made in his composition

He hasn't made any mistakes in his composition.

3. This dress must be washed in cold water

You must wash this dress in cold water.

4. This house was built 100 years ago

They built this house 100 years ago.

5. The lessons are being written by the students now

The students are writing the lession now.

Ex. 3: Rewrite the sentences into the passive voice

1.People speak Portuguese in Brazil.

→ Portuguese is spoken in Brazil

2.The Government is planning a new road near my house.

→A new road is being planed near my house  by the Government

3.My grandfather built this house in 1998.

→ This house was built by my grandfather in 1998

4.Picasso was painting Guernica at that time.

→ Guernica was being painted at that time by Picasso

5.The cleaner has cleaned the office.

→ The office has been cleaned by the cleaner

6.He has written three books before 1867.

→ Three books has been written before 1867

7.John will tell you later.

→ You will be told later by John

8.Somebody should do work.

→ Work should be done

9.By this time tomorrow we will have signed the deal.

→ The deal will have been signed by this time tomorrow

10.He should check his luggage carefully.

→ his luggage should be checked carefully

Exercise 4: Turn the following sentences into passive

1. I have heard her sing this song many times.

she has been heard to sing this song many times

2. People saw him stole your car.

he was seen to steal your car

3. The teacher is watching us work.

our work is being watched by the teacher

4. We won’t let you do that silly thing again.

you won't be let to do that silly thing again

5. The manager don’t make the employees work hard.

the employees aren't made to work hard by the manager

6. Don’t make the same mistake.

don't let the same mistake be made

7. Let’s tell them about it.

let they be told about it

8. She advised me to sell that house.

i was advised to sell that house

9. You must see it to believe it.

it must be seen to be believed

10. He orders us to clean the floor.

we are odered to clean the floor

11. You need to have your hair cut.

your hair needs cutting

12. We enjoy writing letters to each other.

we enjoy letters being written

13. Take off your hat and put on the helmet whenever you ride a motorbike.

let your hat be taken off and put on the helmet whenever you ride a motorbike

14. Maria has the porter carry her luggage to her car.

maria has her luggage carried bu the porter

15. Ellen always helps me to do all the difficult exercises.

i always have ellen helped me to do all the difficult exercises

giup voi

1. was that book written by Mark Twin ?
=>....Did Mark Twin write that book?.......

2. thas house should be boughtimmediately.
=>.....we should buy that house immdiately.....

3. america was discovered by Columbus in 1492
.=>.....Columbus discorvered America in 1492.....

4 . the whole village has been destroyed by the flood.
=>.......the flood has destroyed the whole village...

5. that room may be used for meeting place
.=>.........they may used that room for meeting place....

6. this house was built 100 years old.
=>.........they built this house 100 years ago ....

7. these arfiticial flowers are made of silk.
=>.........they make these arfiticial flowers from silk.....

8. the lessons are being written by the students now.
=>........the students are writting the lessons now..

9. this job has to be done at once.
=>.......we have to do this job at once......

10. this operation is going to be performed by French doctors.
=>.........French doctors are going to perform this operation............