Ex1. Put the following into the passive voice:
1. You should open the wine about three hours before you use it.
………………………………………………………………………
2. Previous climbers has cut steps in the ice.
………………………..………………………………………….
3. Somebody cleaned my shoes and brushed my suit.
………………………………………………………………………
4. We use this room only on special occasions.
…………………………………………………………………….
5. You must not hammer nails into the walls without permission.
……………………………………………………………………
6. Someone switched on a light .
…………………………………………………………………….
7. Somebody has slashed the picture with a knife.
……………………………………………………………………..
8. They are pulling down the old theatre.
………………………………………………………………………
9. Why didn’t they mend the roof before it fell in?
……………………………………………………………………..
10. The mob broke all the shop windows in recent riots.
……………………………………………………………………
11. Someone will server refreshments.
…………………………………………………………………….
12. People must not leave bicycles in the hall.
………………………………………………………………………….
Ex2. Put the following into the passive voice:
1. They feed the seals at the zoo twice a day.
The seals…………………………………………………….
2. This house was built 100 years ago.
They……………………………………………………
3. These artificial flowers are made of silk.
They ………………………………………………….
4. The lessons are being written by the students now.
The students…………………………………………………………
5. This job has to be done at once.
He……………………………………………………………….
6. The operation is going to be performed by French doctors.
French doctors ………………………………………………………………….
7. All the arrangements have been made.
He…………………………………………………………………..
8. The villagers will be invited to attend the meeting.
He……………………………………………………………….
9. Our salary is going to be increased.
She……………………………………………………………….
10. When was this radio manufactured?
When………they………………………………………………………………..
11. Good progress has been made by John in his studies.
John …………………………………………………………………………….
12. They couldn’t be found anywhere.
Noone……………………………………………………………………………..
13. These boys aren’t taught by Mrs. Johns.
Mrs. Johns ………………………………………………………………………
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EXERCISE 3 : BỊ ĐỘNG VỚI NHỮNG ĐỘNG TỪ KHUYẾT THIẾU .
1. You should open the wine about three hours before you use it.
-> The wine should be opened about three hours before you use it2. 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.