As I ______ the film twice, Iam not going to the cinema with you tonight.
A. have seen
B. had seen
C. saw
D. will have seen
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Mary ______ a good girl today.
A. is to be
B. is
C. has been
D. is being
Thelast half of the 19thcentury _______ the steady improvementin he means of travel.
A. had witnessed
B. was witnessed
C. witnessed
D. is witnessed
---Is it all right if I come at about 8:00?---- No, don’t come then,I_______ afootballmatch on TV.
A. will watch
B. am watching
C. have watched
D. will be watching
Professor Wu told us that by the end of the year he _______ here for 3 years.
A. will have worked
B. will have been working
C. has been working
D. would have been working