The atmosphere consists of an ocean of gases ______ miles high.
The atmosphere consists of an ocean of gases ______ miles high.
A、hundreds
B、hundreds of
C、of hundreds
D、of hundreds of
【正确答案】:B
【题目解析】:译文:大气由上百英里高的气体组成。“hundred,thousand等数词的复数形式+of短语”表示的是不确切的数量。
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