is known to us, he is the top student of our class.A. ItB. AsC. ThisD. That

发布时间：2020-08-17 12:36:21

    is known to us, he is the top student of our class.
A. It
B. As
C. This
D. That

网友回答

A. It
(答案→)B. As
C. This
D. That
解析：考查非限制性定语从句。此处as代替he is the top student of our class.句意：他是我们班里的优秀学生，这一点我们都知道。如果用A项句型It is known to us that-----.
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