单项选择题

  The country’s chief exports are coal, cars and cotton goods, cars ______ the most important of these.

A.have been
B.are
C.being
D.are being
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单项选择题
If I had seen the movie, I ______ you all about it now.
A.would tell
B.will tell
C.have told
D.would have told
单项选择题
Not only I but also Tom and Mary ______ fond of watching television.
A.am
B.is
C.are
D.be
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