1. The sweater was made in England (they được lược bỏ trong câu BĐ)

2. I was invited to the party by Mai 

3. That note was not written by me, it was written by him 

4. Was that course taught by Mr John?

5. bị động 2 tân ngữ: S + V + s.one + s.th `->` S.one + tobe + Vp.p + s.th + (by S) = S.th + tobe + Vp.p + to s.one + (by S)

- An award was given to Mr Lee 

- Mr Lee was given an award

6. That house was built 200 years ago (the people được lược bỏ trong câu BĐ)

7. Was the exercise done by yourself? 

8. My purse was stolen (someone được lược đi trong câu BĐ)

9. You were told to be there at ten

10. Was the bicycle bought (by him)? (he có thể được lược bỏ vì không rõ ràng)

- Bị động QKĐ: 

+) S + was/were + Vp.p + (by s.one)

-) S + was/were +not + Vp.p + (by s.one)

?) Was/Were + S + Vp.p + (by s.one)?

Wh.qu) Wh.qu + was/were + S + Vp.p + (by s.one)?