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Some scientists think that it may take ______ years to make robots look like people, and do the same things as us.

A、hundreds of

B、two hundreds of

C、two hundreds

 

【答案】

A

【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:一些科学家们说,让机器人看起来像人一样,和我们做一样的事情,还需要很多年。结合语境可知本句中表示的是概数,故选A。

考点:数词用法

点评:英语中关于hundred、thousand和million三个数词的用法只需要记住一个原则就行。即;前有数词则不加s,加s必加of。

 

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