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: I can't get my feet into these shoes. 

A. These shoes are too small for my feet.

B. I don't want to put these shoes on

C. I don't want to buy these shoes.

D. These shoes are big enough for my feet.

Câu 2: Our opinions on the subject are identical. 

A. There's some difference in our opinions on the subject.

B. We differ in opinions on the subject.

C. We have the same opinions on the subject.

D. We look like each other.

Câu 3: I plan to come back to Korean, ………..we had a chance to visit ten years ago. 

A. which

B. where

C. that

D. in which

Câu 4: Your hair badly needs…………, Tom! 

A. cut

B. cutting 

C. to cut

D. be cut

Câu 5: 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 6: 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?