Thestories

问题详情：

 The stories ______ were written by Mark Twain are often humorous.

A. that B. those C. who D. what

【回答】

 A 考查定语从句的关系代词。先行词是the stories，指物，定语从句缺主语；先行词在从句中充当主语。这时候可以填which与that。比对*，故选A。

知识点：定语从句

题型：选择题