A．had worked　 B．have worked C．will be working D．are working

2．-Ann is in hospital.

-Oh，really？I ________ know. I________ go and visit her.

　A．didn't；am going to B．don't；would C．don't；will D．didn't；will

3．I used to drink a lot of tea but these days I ________ coffee.

　A．prefer B．preferred C．have preferred D．am preferring

4.Progress____so far very good and we are sure that the work will be finished on time.

A．was B．had been C．has been D．will be

5．-Have you got any job offers? -No.I________.

　A．waited B．had been waiting C．have waited D．am waiting

6.Mr.Blake____Shanghai in a few days.Do you know when the earliest plane____on Sunday? A．is leaving；takes off B．leaves；takes off

C．is leaving；is taking off D．leaves；is taking off

7．-Have you handed in your schoolwork yet?

-Yes，I have. I guess it ________ now.

　A．has graded B．is graded C．is being graded D．is grading

8．I'll come to call on you the moment I ________ my work.

　A．finish B．will finish C．had finished D．will have finished

9．-How can I apply for an online course?

-Just fill out this form and we ________ what we can do for you.

　A．see B．are seeing C．have seen D．will see

10．Because the shop ________，all the T-shirts are sold at half prices.

　A.has closed down B.closed down C.is closing down D.had closed down

11. -How long ____your new computer? -3 months.

A.have you bought B.have you had C.had you bought D.had you had

12. -That ten pound note belongs to me.

　A. Yes, it belongs B. No, it doesn't C. Yes, it is D. No, it isn't

13. She will go if it ___ tomorrow.

　A. isn't rain B. don't rain C. doesn't rain D. didn't rain

14. I will not help you with your English if I ___ time tomorrow.

　A. don't have B. will not have C. am not D. won't

15. Next month my father ___ to China from America.

　A. returns B. are returning C. are going to return D. would return

16.I have no idea what ___ while I was asleep.

A. has happened B. was happened C. happened D. had