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

A.  drove

B. drive

C. driven

D. was driving

Câu 1:  After he ------------ his driving test he bought a car.

A. had passed

B. pass

C. passed

D. passing

Câu 2: When the phone rang she ------------ a letter.

A. writes

B. willl write

C. has written

D. was writing

Câu 3: She is tired because she ------------- all day.

A. is studied

B.  has been studying 

C. had been studying

D. studied

Câu 4: He hates his boss so he ------------- his job.

A. leaves

B. has left

C. is leaving

D. left

Câu 5:  I think John …………..tomorrow.

A. would come

B. come

C. will come

D. comes

Câu 6:  How long have you ------------- he was a liar.

A. been knowing

B. knew

C. know

D. known