1 They are going to clear those slums.
Those slums are going to be cleared by them
2. They are going to mend the roof tomorrow morning.
The roof are going to be ment tomorrow morning
3. The farmer is going to enlarge the farm.
The farm is going to be enlarged by the farmer
4. She is going to buy a cookery book next month.
A cookery is going to be bought by her next month
5. Someone is going to serve Jack breakfast in bed on his birthda
Jack breakfast is going to be served in bed on his birthday

1. Someone cleans the floor every morning.
The floor is cleaned every morning
2. They cancelled all the flights because of the fog.
All the flights were cancelled because of the fog
3. People don’t use this road very often
This road isn't used very often.
4. Somebody is using the computer at the moment.
The computer is being used at the moment
5. People should send their complaints to the main office.
Their complaints should be sent to the main office
6. The police have just released John.
John has just been released by the police
7. A short circuit could have caused the fire.
The fire could have been caused by a short circuit
8. Somebody has robbed the bank near our house.
The bank has been robbed near our house
9. The old man treated the little boys badly.
The little boys were treated badly by the old man
10. My brother bought that book yesterday.
That book was bought by my brother yesterday.
11. The boys carried the heavy box into the room last week.
The heavy box was carrried into the room by the boys last week
12. Our parents warned us not to go out alone.
We were warned not to go out alone by our parents
13. They are building a new highway around the city next year.
A new highway is being built around the city next year
14. They had to postpone the meeting because of illness.
The meeting had to be postponed by them because of illness
15. We will send you the results as soon as they are ready.
You will be sent the results as soon as they are ready
16. His colleagues gave him a present when he retired.
He was given a present by his colleagues when he retired
17. They installed a new pump to supply water for the town.
A new pump was installed to supply water for the town
18. The secretary told me to wait outside.
I was told to wait outside
19. The computer is used to solve the complex problems.
? cau bi dong roi
20. They didn’t offer Ann the job.
Ann wasn't offered the job by them
21. They have sold that old house at the end of the road.
That old house has been sold at the end of the road
22. They had cancelled the soccer match.
The soccer match had been cancelled
23. No one has collected the rubbish this week.
The rubbish hasn't been collected this week
24. You should peel and chop the onion and then fry it.
The onion should be peeled and chopped and then fried
25. You must turn off all the switches before leaving the room.
All the switches must be turned off before leaving the room
26. They are going to clear those slums.
Those slums are going to be cleared by them
27. They are going to mend the roof tomorrow morning.
The roof are going to be ment tomorrow morning
28. The farmer is going to enlarge the farm.
The farm is going to be enlarged by the farmer
29. She is going to buy a cookery book next month.
A cookery is going to be bought by her next month
30. Someone is going to serve Jack breakfast in bed on his birthda
Jack breakfast is going to be served in bed on his birthday

1 Canada is going to be traveled in by Jenny

2 A course on IELTS is going to be taken by me

3 A new house is wanted to be bought 

4 An exam is about to be taken

5 The new house had to be sold 

6 She will have been told the truth by the man

1 Canada is going to be travel in by Jenny

2 A course on IELTS is going to be taken by me

3 A new house is wanted to be bought 

4 An exam is about to be taken

5 The new house had to be sold 

6 She will have been told the truth by the man

Chuyển sang câu bị động

Jenny is going to travel in canada

-> Canada is going to be travelled by Jenny.

 I'm going to take a cour on IELTS

-> A cour is going to be taken on IELTS.

We are about to take an exam

-> An exam is about to be taken.

They had to sell the new house

-> The new house had to be sold.

The man will have to tell her truth

-> Her truth will have to be told by the man.

1. We install solar panel on the roof to receive solar energy.

Solar panel is installed on the roof to receive solar energy.

2. We use alternative to save natural resources.

Alternative is used  to save natural resources

3. He will planting trees at this time tomorrow.

Trees will be being planted at this time tomorrow.

4. She is going to buy a new house.

A new house is going to be bought by her

5. We could make a cake.

A cake could be made by us

6. Will they hold a meeting tomorrow?

Will a meeting be held tomorrow

7.Hydro power can generate a great of energy.

A great of energy can be generated by hydro power

1. Will you invite her to your wedding party?

will she be invited to your wedding party?

2. Has Tom finished the work?

has the work been finished by tom?

3. Did the teacher give some exercises?

were some exercises given by the teacher?

4. Have they changed the window of the laboratory?

has the window of the laboratory been changed?

5. Is she going to write a poem?

is a poem going to be written?

The above sentences have been finished 

These things will be done by the workers tomorrow morning

This problem is going to be dealt 

This amount of money have been spent 

20.The above sentences have been finished.

21.These things will be done by the workers tomorrow morning.

22.This problem is going to be dealt.

The above sentences have been finished 

These things will be done by the workers tomorrow morning

This problem is going to be dealt 

This amount of money have been spent 

20. They have finished the above sentences

=>the above sentences have been completed by them

21. the workers will do these things tomorrow morning

=>these will be done by workers tomorrow morning

22. she is going to deal thiss problem

=>This problem will be solved by her

23. you have spend this amount of money

=>This amount was spent by you