问题

.His conclusion, ______ on carefulresearch, was acceptable.

A:For onething for another
B:to be based
C:basing
D:based

正确答案是：

同类题型

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下列各句中，画线的“以”的用法和意义不同于其他三项的一项是（）

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He always makes a banana milk shake _____ us _____.

Hangzhou is distinguished its beautiful scenery.[ ]