Câu hỏi: The chief of police………work is very important takes care of the public safety. 

A. who

B. which

C. whose

D. whom

Câu 1: He shouted at her. If he had known the whole story, he………so angry

A. has not been

B. would not have been

C. would not be

D. wasn't

Câu 2: "How do you know this is the right plane?" - "The ticket agent said it would be at……….."

A. gate six

B. six gates 

C. sixth gate

D. the gate six

Câu 3: The board of directors proposed that an outside consultant ……………..in. 

A. be brought

B. will be brought

C. will bring

D. will be bringing

Câu 4: I…………..recently. 

A. can't have slept

B. won't have slept

C. didn't sleep

D. haven't been able to sleep

Câu 5: Jack has three brothers, all of ………..are married. 

A. whom

B. who

C. whose

D. that

Câu 6: The teacher suspected the student…….cheating in examination

A. on

B. about

C. in

D. of