Câu hỏi: ……….., he would have been able to pass the exam. 

A. If he studied hard

B. If studying hard

C. If he were studying hard

D. Had he studied hard

Câu 1: "When will you see John?" - "I am looking forward to…………him next summer." 

A. seeing

B. seen

C. being seen

D. see

Câu 2: "Did Amy's parents leave her any money?" - "No, she has to support……..now."

A. her

B. herself

C. all alone

D. on her own

Câu 3: I don't have many friends and I feel lonely. I wish I ………... 

A. have more friends 

B. had more friends

C. would have more friends

D. will have more friends

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

A. go out 

B. to go out

C. going out 

D. gone out

Câu 6: The policemen………the robbery are looking for three young men.

A. investigate

B. investigating

C. investigated

D. investigates