1 The wine should be opened about 3 hours before being used

2 Books may be kept by members for 3 weeks

3 My bike can't be repaired

4 Something must be done before it's too late

5 More progress in gender equality will be made by the Vietnamese government

6 Smart phone can be used by students while they are studying

bai1: put these sentences into the passive form

1)Have they changed the window of the laboratory?

-> Has the window of the laboratory been changed?

2)what books are people reading this year?

-> What books are being read this year?

3)how did the police find the lost man?

-> How was the lost man found by the police?

4)you can't wash this dress.

-> This dress can't be washed.

5)you should open the wine about 3 hours before you use it

-> The wine should be opened about hours before you use it.

6)members may keep books for 3 weeks

-> Books may be kept by members for 3 weeks.

1.The wine should be opened about three hours before it is used.

2.Nails must not be hammered into the walss without permission.

3.Bicycles must not be left in the hall.

4.Books can be kept by members for three weeks.

1. The piano upstairs can be carried

3. This shirt can't be wore because it is very small

2. Old men should be treated by children with respect

4. Dogs must be kept outside shop

5. The wine should be opened about 3 hours before you use it

6. Nails must not be hammered into the wall without permission

7. Bicycles must not be left in the hall

8. This machine must not be used after 5p.m

9. The wall must be cleaned before you paint it

14. Cigarettes can't be bought at a bakery

15. The engire running shouldn't be left

10. Should Jane be helped with the sewing by them

11. Must the test be finished before ten?

12.. The letter might have been sent to the wrong address

13. Your money are going to be stole if you are not careful

1. The wine should be opened about three hours before you use it.

2. Bicycles mustn't be left in the hall.

3. The car might be stolen.

4. The room must be kept tidy by you.

5. The problem can't be solved by them.

1. You should open the wine about three hours before you use it.
=> The wine should be opened about three hours before you use it

2. You must not leave bicycles in the hall.
=> Bicycles mustn't be left in the hall

3. Someone might steal the car.
=> The car might be stolen.

4. You must keep the room tidy.
=> The room must be kept tidy

5. They can't solve the problem.
=> The problem can't be solved

EXERCISE 3 : BỊ ĐỘNG VỚI NHỮNG ĐỘNG TỪ KHUYẾT THIẾU .

1. You should open the wine about three hours before you use it.

2. You must not hammer nails into the walls without permission.

-> Nails mustn't be hammered into the walls without permission

3. People must not leave bicycles in the hall.

-> Bicycles mustn't be left in the hall

4. Members can keep books for three weeks.

-> Books can be kept for three weeks

5. People should send their complaints to the main office.

-> Their complaints should be sent to the main office

6. You must turn off all the switches before leaving the room.

-> All the switches must be turned off before leaving the room

7. You must make an appointment in advance .

-> An appointment must be made in advance

8. Someone might steal the car .

-> the car might be stolen

9. you must keep the room tidy .

-> the room must be kept tidy

10. They can’t solve the problem .

-> the problem can't be solved by them

11. We can’t restore the picture.

-> The picture can't be restored by us

1.The wine should be opened about three hours before it is used.

2.Nails must not be hammered into the walls without permission.

3.Bicycles must not left in the hall.

4.Books can be kept by members for three weeks.

5.Their complaints should be sent to the main office.

6.All the witches must be turned off before leaving the room.

7.An appointment must be made in advance.

8.The car might be stolen.

9.The room must be kept tidy.

10.The problem can't be solved.

11.The picture can't be restored.

The wine should be opened 3 hours before you use it

The wine should be opened 3 hours before you use it

Previous climbers had cut steps in the ice.