—Mr.Smith,doyoustillrememberthemoment　　　　youmetastrang...

问题详情：

 —Mr. Smith, do you still remember the moment　　　　you met a stranger in the school library?

—Yes, let me tell you about the whole story.

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

【回答】

A

知识点：定语从句

题型：选择题