1 All the flights were cancelled because of fog. 

Câu (+) của thì QKĐ 

2 We were advised not to go out alone. 

Câu (+) của thì QKĐ

3 I wasn't given by the girl the money.

Câu (-) của thì QKĐ

4.I was asked several difficult questions by a man at the interview.

Câu (+) thì QKĐ

5.I wasn't told the story.

Câu (-) thì QKĐ 

6 Oil-lamps were used thousands years ago. 

Câu (+) thì QKĐ

7 When was that hospital opened ?

Câu (?) thì QKĐ

8 Were you seen come in ?

Câu (?) thì QKĐ

9 My house was broken into yesterday. 

Câu (+) thì QKĐ

10 Many famous plays were written by Shakespeare. 

Câu (+) thì QKĐ 

$\text{Nocopy}$

1-   All the flights were cancelled because of fog

2 -  We were advised not to go out alone

3 -  I wasn't given by the girl the money

4.-  I was asked several difficult questions by a man at the interview

5-   I wasn't told the story

6 -  Oil-lamps were used thousands years ago 

7 -  When was that hospital opened ?

8 -  Were you seen come in ?

9 -  My house was broken into yesterday

10- Many famous plays were written by Shakespeare.