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

A. has taken

B. took

C. had taken

D. was taken

Câu 2: 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 3: He ----------

A. will be here soon

B. will here be soon

C. will be soon here

D.  be soon will here

Câu 4: While the waiter was picking up the broken plates, he ---------- his finger.

A. cut

B. was cutting

C. had cut

D. cuts

Câu 5: “How many pages…………… so far?"

A. have you studied

B. did you study

C. do you study

D. had you studied

Câu 6: He often ------------ so nervous before his exams.

A. feels

B. felt

C. was feeling

D. had felt