câu bị động ạ giúp tui gấp ạ thankiu mn

Công thức - bị động:

- Thì QKĐ: S + was/were + V3/ed 

- Thì HTHT: S + has/have + been + V3/ed 

- Thì HTĐ: S + am/is/are  +V3/ed

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

- S  +can be +V3/ed 

- S + ought to be  +V3/ed

----------------------------------

2. I was promised a bicycle by my parents two days ago.

3. The box has been locked and it can't be opened.

4. The president is called every morning.

5. Food is being carried to the flood region by airplanes now.

6. This sewing machine can be repaired by Nam.

7. We were advised not to go out alone.

8. The robbers ought to be put in prison by the police.

`color{orange}{~STMIN~}`