单项选择题

Only twenty percent of the work ______ done yesterday.

A. has
B. was
C. have
D. were
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单项选择题
Not only Tom but also Alice and Mary ______ busy.
A. is
B. was
C. are
D. has
单项选择题
—So you missed the meeting. — ______ . I got there five minutes before it finished.
A. Not at all
B. Not exactly
C. Not especially
D. Not really
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