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

A. writes

B. willl write

C. has written

D. was writing

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

A. feels

B. felt

C. was feeling

D. had felt

Câu 2:  I think John …………..tomorrow.

A. would come

B. come

C. will come

D. comes

Câu 3: We are too late. The plane …………… off ten minutes ago.

A. has taken

B. took

C. had taken

D. was taken

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

A. had passed

B. pass

C. passed

D. passing

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: 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