Cấu trúc bị động chung: $S_{O}$  + tobe + VpII + byO

1. His friend is impressed by his bravery

2. He is confused by the change in culture

3. The old man was pleased by her invitation

4. They were interrupted by Mr and Mrs Nam's son

5. She was embrrassed by Her classmate teasing

6. The Sherlock Homes stories were written by Conan Doyle

7. The bad girl might be maried by next door troubles his mother the possibility

8. She has been robbed by a group of 4 robbers

9. She is being worried by her son's absence

10. He was being displeased by the secretary's resignation of the boss

1 His friend is impressed by his bravery

2 He is confused by the change in culture

3 The old man was pleased by her invitation

4 They was interrupted by Mr and Mrs Nam's son

5 She was embrrassed by her classmate

6 The Sherlock Homes stories was written by Conan Doyle

7 The possibility that the bad girl next door troubles his mother might be married

8 She has been robbed by a group of four robbers

9 She is being worried by her son's absence

10 He was being displeased by the secretary's resignation of the boss

Công thức $CĐ: S+V+O$
$BĐ: S(O)+be(chia)+PP(+by O_s)$