It’s so nice to hear from her. , we last met more than thirty years ago.
A. What’s more
B. That’s to say
C. In other words
D. Believe it or not
网友回答
A. What’s more
B. That’s to say
C. In other words
(答案→)D. Believe it or not
解析：考查交际用语。句意：收到她的来信真是太好了。信不信由你，我们最后一次见面是三十多年前。A而且；B也就是说；C换句话说；D信不信由你。四个选项比较难区分，但句子表示的是惊讶的语气，感叹分开时间之长，D项更符合语境，故选D。