Câu hỏi: Oxygen plays a important role in maintaining live.

A. a

B. plays

C. role

D. live

Câu 1: Foreign students who are doing a decision about which school to attend may not know exactly where the choices are located

A. are doing

B. about which

C. to attend

D. the choices

Câu 2: Because her sickness she didn’t take part in the English competition held in Sunday.

A. Because

B. she

C. take

D. held

Câu 3: Hardly did he enter the room when all the lights went out.

A. did he enter

B. when

C. the lights

D. went

Câu 4: The man for who the police are looking robbed the bank yesterday.

A. who

B. are

C. robbed

D. the bank

Câu 5: I had my motorbike repair yesterday but now it still doesn’t work.

A. had

B. repair

C. but now

D. work

Câu 6: Unlike many writings of her time, she was not preoccupied with morality.

A. writings

B. of her time

C. preoccupied

D. with morality