Câu hỏi: 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 1: He hates his boss so he ------------- his job.

A. leaves

B. has left

C. is leaving

D. left

Câu 2: When she was 21 she -------------- across the United States.

A.  drove

B. drive

C. driven

D. was driving

Câu 3: 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 4:  After he ------------ his driving test he bought a car.

A. had passed

B. pass

C. passed

D. passing

Câu 5: While the waiter was picking up the broken plates, he ---------- his finger.

A. cut

B. was cutting

C. had cut

D. cuts

Câu 6: “How many pages…………… so far?"

A. have you studied

B. did you study

C. do you study

D. had you studied