题目内容
It may take _________ years to make such robots .
A.hundred of | B.two hundreds | C.hundreds of | D.hundred |
C
解析试题分析:英语中数词表示概数时,后面加s,和介词of搭配使用。用原形时表示具体数字和数词搭配使用。句意:做出这样的机器人,可能还要几百年的时间。结合语境可知选C。
考点:考查短语。
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