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

A. Must you

B. Had you

C. Did you have to

D. Were you

Câu 1: He often ------------ so nervous before his exams.

A. feels

B. felt

C. was feeling

D. had felt

Câu 2:  How long have you ------------- he was a liar.

A. been knowing

B. knew

C. know

D. known

Câu 3: When the phone rang she ------------ a letter.

A. writes

B. willl write

C. has written

D. was writing

Câu 4: We are too late. The plane …………… off ten minutes ago.

A. has taken

B. took

C. had taken

D. was taken

Câu 5:  I think John …………..tomorrow.

A. would come

B. come

C. will come

D. comes

Câu 6: He hates his boss so he ------------- his job.

A. leaves

B. has left

C. is leaving

D. left