The professor can hardly find sufficient grounds （）his argument i_英语解答

The professor can hardly find sufficient grounds （）his argument in favor of the new theory
A which to base on
B on which to base
什么时候放前面呢?

人气：239 ℃　时间：2019-09-21 05:55:02

解答

介词放在定语从句引导词前面的,一般是这样的句子,如
He is a person from whom we can learn a lot.
也就是说后面必须是一个定语从句.
你的这道题后面不是定语从句,是动词不定式,应该选B.