帮我看一个非谓语动词选择题
帮我看一个非谓语动词选择题
6.The professor could hardly find sufficient grounds _____ his arguments in favor of the new theory.
A.to be based on B.to base on C.which to base on
D.on which to base
D 为什么不能A呢?
6.The professor could hardly find sufficient grounds _____ his arguments in favor of the new theory.
A.to be based on B.to base on C.which to base on
D.on which to base
D 为什么不能A呢?
英语人气：755 ℃时间：2020-02-05 14:48:53
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6. The professor could hardly find sufficient grounds _____ his arguments in favor of the new theory. A. to be based onB. to base onC. which to base onD. on which to base答案：D为什么...
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