单选题
The extinction of large prehistoric animals is noted to suggest that ______.
A、
large animal were vulnerable to the changing environment
B、
small species survived as large animals disappeared
C、
large sea animals may face the same threat today
D、
slow - growing fish outlive fast - growing ones
【正确答案】
C
【答案解析】
[试题分析] 这是一道理解题。 [详细解答] 文章第一段就给出了题面，只要理解后面的文章，回答这道问题应该是比较容易的。后面的文章正是说明了大型动物的很快灭绝，正和以上说明的原因一样。
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