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 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 2: He survived the operation thanks to skilful surgery.

A. He survived because he was a skilful surgeon. 

B. Without skilful surgery, he would have died.

C. Because skilful surgery, he survived the operation

D. He died after the operation. 

Câu 3: The holiday wouldn't have cost so much if they hadn't gone abroad. 

A. The holiday costs much because they have decided to go abroad. 

B. They went abroad for their holiday. That's why it cost so much. 

C. They didn't go abroad because they couldn’t afford the holiday.

D. They would like to go abroad though the holiday costs much. 

Câu 4: May I suggest Monday for our trip to Bristol? 

A. I think we must go to Bristol on Monday.

B. I think we would be allowed to go to Bristol on Monday.

C. I think Monday is the only day we can manage for the trip.

D. I think Monday would be a good day for us to go to Bristol.

Câu 5: Although Chris was the stronger of the two, his opponent soon overpowered him.

A. Despite his superior strength, Chris was soon overpowered by his opponent.

B. Chis was not as strong as his opponent but he soon overpowered the other

C. Chris lost because he had no power.

D. Because Chris was strong, he soon overpowered his opponent.

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?