Bị động - các thì:

- Thì TLĐ: S + will (not) be + V3/ed 

- S + can (not) be + V3/ed 

- Thì TLG: S + am/is/are + going to be + V3/ed 

- S + must be + V3/ed 

- S + used to be + V3/ed 

- S + ought to be  + V3/ed 

- Thì QKĐ: S + was/were + (not) + V3/ed 

- Thì HTHT: S + has/have + (not) + been + V3/ed 

- S + could (not) be + V3/ed 

- Thì HTĐ: S + am/is/are + V3/ed 

- Thì HTTD: S + am/is/are + being + V3/ed 

- S  + had + sth + V3/ed + by O 

- S + got + sth + V3/ed + by O 

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EX6:

1. A new shop will be opened tomorrow.

2. A new bike will be bought by Nam next week.

3. The bike can be fixed well by Nam.

4. A new novel is going to be read tomorrow.

5. Your homework must be done regularly.

6. Poems used to be written when he was young.

7. His clothes ought to be washed by John every day.

EX7:

1. This cheque wasn't signed.

2. Tim hasn't been seen since he left school in 1990.

3. She wasn't seen at the party last night.

4. They couldn't be helped to put the fire out.

5. This hard problem won't be solved.

EX8:

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

2. A lot of money is spent on advertising every day.

3. The house green is being painted by the workers.

4. These exercises must be finished before 4 o'clock.

5. A new airport has been built.

6. Tom had his car repaired by a mechanic.

7. My bike can't be repaired.

8. We got our house painted by some workers last week.

9. That noise was made by these boys.

10. A better solution can't be given to this problem.

`color{orange}{~LeAiFuRuiHuiBao~}`