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

A. leaves

B. has left

C. is leaving

D. left

Câu 1: She is tired because she ------------- all day.

A. is studied

B.  has been studying 

C. had been studying

D. studied

Câu 2: While the waiter was picking up the broken plates, he ---------- his finger.

A. cut

B. was cutting

C. had cut

D. cuts

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

A. been knowing

B. knew

C. know

D. known

Câu 4: How …………since we …………school?

A. are you/ left

B. have you been/ have left

C. were you/ left

D. have you been/ left

Câu 5: When I got to the office, I ----------- that I had forgot to lock the door.

A. realized

B. had realized

C. realize

D. have realized

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

A. Must you

B. Had you

C. Did you have to

D. Were you