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: I hear that your examinations are next week. You…….very hard at the moment. 

A. study

B. are being studied 

C. must study

D. must be studying

Câu 2: I…………..recently. 

A. can't have slept

B. won't have slept

C. didn't sleep

D. haven't been able to sleep

Câu 3: The man………..we met on the train was the headmaster

A. whose

B. which

C. what

D. whom

Câu 4: The policemen………the robbery are looking for three young men.

A. investigate

B. investigating

C. investigated

D. investigates

Câu 5: 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 6: Luckily they still have………..rice in the house. 

A. little

B. a little 

C. few

D. a few