Câu hỏi: I'd have bought Sam's car if I'd known he was selling it. 

A. I knew Sam wanted to sell his car.

B. I didn't buy Sam's car because I didn't know he was selling it.

C. I bought the car without knowing it was Sam's.

D. I'll buy the car as soon as Sam decides to sell it.

Câu 1: There was no alternative for them but to look for a new flat. 

A. They couldn't alter their new flat.

B. They can't look for a new flat now. 

C. They didn't need to look for a new flat because of other alternatives. 

D. The only thing they could do was to look for a new flat. 

Câu 2: Twenty five dollars…..too much to pay for that shirt. 

A. have

B. is

C. sound

D. seem 

Câu 3: There's no point in persuading him to do this. 

A. It is useless to persuade him to do this.

B. He is able to do this although he does not want to. 

C. I enjoy persuading him to do this.

D. It would be useful to persuade him to do this.

Câu 4: Not until I left home did I realize how much my father meant to me. 

A. I realized how much my father meant to me just when I was home.

B. I left home and didn't realize how much my father meant to me.

C. It was only when I left home that I realized how much my father meant to me. 

D. Before I left home, I had realized how much my father meant to me. 

Câu 5: With six children on her hands, she is extremely busy. 

A. She's very busy because she always carries her six children. 

B. Her six children's hands always make her busy. 

C. She's too busy to look after her six children.

D. With six children to look after, she's very busy.

Câu 6: The film was so boring that I fell asleep. 

A. I fell asleep because the film was very boring.

B. It was such an interesting film that I fell asleep.

C. The film was interesting enough, but I fell asleep.

D. The film was too boring for me to fall asleep.