题目内容
Believe it or not, the number of indifferent (漠不关心的) passers-by ______ eighteen, and a large number of people ______ discussing the incident on the net.
[ ]
A. add up to; is
B. add to; is
C. adds up to; are
D. adds to; are
B. add to; is
C. adds up to; are
D. adds to; are
C
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