Câu hỏi: I think your suggestion is probably the best one……the long run.

A. at 

B. over

C. in

D. for

Câu 1: The chief of police………work is very important takes care of the public safety. 

A. who

B. which

C. whose

D. whom

Câu 2: The policemen………the robbery are looking for three young men.

A. investigate

B. investigating

C. investigated

D. investigates

Câu 3: The principal doesn't permit………here. 

A. to shout

B. shout

C. shouting

D. shouted

Câu 4: Of two new teachers, one is experienced and………. 

A. the others are not

B. another is inexperienced

C. the other is not

D. other is inexperienced

Câu 5: I have had a headache…………….yesterday.

A. till

B. for

C. since

D. until

Câu 6: It's getting cold. You'd better not…….without a coat.

A. go out 

B. to go out

C. going out 

D. gone out