Câu hỏi: 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 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: 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 3: 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.

Câu 4: My mother never allows me to go out alone at night. 

A. I was not allowed to go out at night with my friends.

B. My mother never goes out with me at night.

C. My mother never lets me go out alone at night. 

D. According to my mother, going out alone at night is what I should do.

Câu 5: 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 6: 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.