题目内容

Could you tell me if there_________ plenty of rain in the east of China?

A. has
B. have
C. is
D. are

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John_______come to see us tonight, but he isn’t very sure yet.

A. may
B. can
C. has to
D. must

Even the top student in our class can’t work out this problem, so it________ be very difficult.

A. may
B. must
C. can
D. need

John _________ (seem) to be very exhausted.

Ms. Lin __________ (teach) English in our college.

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