Câu hỏi: She is tired because she ------------- all day.

A. is studied

B.  has been studying 

C. had been studying

D. studied

Câu 1:  I think John …………..tomorrow.

A. would come

B. come

C. will come

D. comes

Câu 2: I------------- your uncle tomorrow, so I’ll give him your note.

A. have seen

B. shall have seen

C. see

D. am going to see

Câu 3:  How long have you ------------- he was a liar.

A. been knowing

B. knew

C. know

D. known

Câu 4:  I’m sorry. I don’t understand what -----------------.

A. you say

B. you're saying

C. you will say

D. you would say

Câu 5: He hates his boss so he ------------- his job.

A. leaves

B. has left

C. is leaving

D. left

Câu 6: -------------- study hard when you were at school?

A. Must you

B. Had you

C. Did you have to

D. Were you