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: How long is it since they bought the house?. 

A. When will they buy the house? 

B. When did they buy the house?

C. How long was the house built?

D. When can they build the house?

Câu 2: Nancy isn't used to walking so far. 

A. Nancy isn't accustomed to walking so far.

B. Nancy doesn’t like walking so far.

C. Nancy used to walk further. 

D. Nancy often walks such a long way.

Câu 3: 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 4: Refusal to give a breath sample to the police could lead to your arrest. 

A. If you are arrested, you have to give a breath sample.

B. If a breath sample is not given, the police will refuse to arrest you. 

C. You could be arrested for not giving a breath sample to the police.

D. The police arrest you if you give a sample breath. 

Câu 5: It was thought that the accident was caused by human error. 

A. People think that human error causes the accident. 

B. The accident was thought to be caused by human error. 

C. The accident is thought to cause human error

D. People thought that the accident is caused by human error. 

Câu 6: 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.