Câu hỏi: 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 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: Not until I left home did I realize how much my father meant to me. 

A. I realized how much my father meant to me just when I was home.

B. I left home and didn't realize how much my father meant to me.

C. It was only when I left home that I realized how much my father meant to me. 

D. Before I left home, I had realized how much my father meant to me. 

Câu 3: Your hair badly needs…………, Tom! 

A. cut

B. cutting 

C. to cut

D. be cut

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: 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 6: 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.