Question

【题目】The whole class applauded wildly at the end of the speech, ______ greatly encouraged Bob.

A. what B. where C. which D. when

Answer 1

【答案】C

【解析】句意：在演讲结束时，全班学生疯狂地鼓掌，这极大地鼓励了Bob。含有逗号的非限定性定语从句，which代替主句一句话的内容，作从句的主语，故选C。