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 house will have been knock down by them

Chuyển đổi 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.

\(\rightarrow\) By the time you come back here in 5 years'' time , those houses will have been knocked down by them .

mik chx hc câu bị động .-.

1. they are building some new houses down the street.

- some new houses..........are being built down the street.................

2. they have moved nothing in your room .

- nothing.......has been moved in your room.............................

3. people used oil-lamps years ago.

- oil-lamps ....were used years ago...........................

4. when did they open that hospital ?

when.........was that hospital opened...........................

5. the asmostphere protects the earth from harmful radiation from the sun.

- the earth.......is protected from harmful radiation from the sun by the asmostphere

6. did anyone see you come in ?

- were you ......seen to come in..........................

7.he hates people starting at him.

- he hates being..started at.......................

8. someone will tell her which bus to catch.

- she....will be told which bus to catch...............................

9. thieves broke into the house .

- the house.......was broken into by thieves.......................

10.his mother did not take care of him.

- he ......wasn't taken care of by his mother............................................

11.they will inform you the result of the exam by letter.

- you...will be informed the result of the exam by letter.........................................

-the result.......of the exam will be imformed by letter..................................

chuyển từ câu chủ động sang bị động :

1. they are building some new houses down the street.

- some new houses are being built down the street.

2. they have moved nothing in your room .

- nothing has been moved in your room.

3. people used oil-lamps years ago.

- oil-lamps were used years ago.

4. when did they open that hospital ?

when was that hospital opened?

5. the asmostphere protects the earth from harmful radiation from the sun.

- the earth is protected from harmful radiation from the sun by the asmostphere.

6. did anyone see you come in ?

- were you seen to come in?

7.he hates people starting at him.

- he hates being started at.

8. someone will tell her which bus to catch.

- she will be told which bus to catch.

9. thieves broke into the house .

- the house was broken into by thieves.

10.his mother did not take care of him.

- he wasn't taken care of by his mother.

11.they will inform you the result of the exam by letter.

- you will be informed the result of the exam by letter.

-the result of the exam will be informed you by letter.

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 Are the big cakes being made for the party by her?

2  Are the requires about the thief being made by the police?

3 Must the test be finished by we before ten?

4 Will the children be brought home by buses?

5 Has your homework been finished ?

1.Is she making big cakes for the party?

  Are big cakes made by her for the party?

2. Are the police making inquires about the theif?

Are inquires made by the police about the theif?

3. Must we finish the test before ten?

Must the test finished by us before ten?

4. Will buses the children home?

   Will the children brought by buses home?

5. Have you finished your homework?

Have your homework finished by you ?

1. All the workers of the plant were instructed by the chief engineer.

2. Some of my books has been taken away.

3. The meeting will be hold before May Day.

4. The engine of the car have to be repaired.

5. The window was broken  and some pictures were taken away by the boys.

1 All the workers of the plans were being instructed by the chief engineer

2 Some of my books have been taken away

3 The meeting will be held before May Day

4 The engine of the car has to be repaired

5 The window was broken and some pictures were taken away by the boys

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?

1 How was the lost man found by the police

2 By whom are the children looked after for you?

3 How long has the doctor been waited for 

4 What time can their papers be handed in by the boys

5 By whom are you lent this book

6 How many marks are given to you by the teacher