问题
选择题
I have had such a case_________a boy whispered to his classmate now and then while I was having lessons.
A．as
B．that
C．which
D．where
答案
答案：D
题目分析：考查定语从句。本题定语从句的先行词是a case,定语从句中的句子结构很完整，故使用关系副词，排除ABC，这三项都是关系代词。故D正确。
点评：定语从句的考查主要集中在句子成分的分析。如果从句中缺少主语，宾语，表语定语使用关系动词。如果从句很完整，则使用关系副词。