Mr. Cheng ()tomorrow. Would you help me instead of him
A. didn't work
B. wouldn't work
C. isn't working
D. hasn't been working
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Jane has already ()the Internet
A. search
B. searching
C. searches
D. searched
I ()go to the party tonight because I have to work
A. must
B. may
C. might
D. can't
Kennedy ()the presidential election in 1956
A. won
B. win
C. will win
D. is going to win
Sally will send you an email to remind you ()the schedule change
A. for
B. of
C. with
D. at