单选题
One interesting thing about the virus in the story was that it ______.
A、
was especially weak
B、
was similar to other viruses
C、
could reproduce at great speed
D、
had samples frozen and packed in dry ice
【正确答案】
C
【答案解析】
解析：由第三段第二句话可知，该病毒繁殖得很快。
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