is known to us all, he is an excellent student in our class.A. WhoB. ThatC. WhichD. As

发布时间：2020-08-17 09:48:44

     is known to us all, he is an excellent student in our class.
A. Who
B. That
C. Which
D. As

网友回答

A. Who
B. That
C. Which
(答案→)D. As
解析：句意：我们都知道，他是我们班一个优秀的学生。这里用as引导定语从句，在定语从句中as做主语，而且修饰后面的主句内容，意思是“正如”，所以选D。
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