It’s so surprising to hear from my school teacher again. , we last met more than twenty years ago.
A. That’s to say
B. What’s more
C. Believe it or not
D. In other words
网友回答
A. That’s to say
B. What’s more
(答案→)C. Believe it or not
D. In other words
解析：此题考查习语的用法。believe it or not 属于固定结构”信不信由你”。