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: It doesn't matter to them which film they go to. 

A. No matter what film are shown, they never go.

B. They don't mind which film they go to.

C. Which film they go to matters the most.

D. They choose which film to see carefully.

Câu 3: 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 4: 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 5: 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 6: She started working as a secretary five years ago. 

A. She will work as a secretary for five years.

B. She worked as a secretary forfive years.

C. She hasn't worked as a secretary for five years. 

D. She has worked as a secretary for five years.