题目

The professor,_________as a splendid speaker,was warmly received by the students.A.known B.

提问时间：2020-11-16

答案

The professor,known as a splendid speaker,was warmly received by the students.如果没有逗号,就是is known,用逗号分割,用 known这个过去分词引导短语做定语.
known as :被称为,享誉为