—It’s thirty years since we last met. —But I still remember the story believe it or not

问题补充：

—It’s thirty years since we last met.

—But I still remember the story, believe it or not, we got lost on a rainy night.

A. which

B. that

C. what

D. when

答案：

A. which

(答案→)B. that

C. what

D. when

解析：通过对句子的分析可知，believe it or not是插入语，在此句中that引导的是the story的同位语从句。