单选题 --Never thought to see you here.
—______
A. So did I. B. Oh, haven't you?
C. It's a small world. D. I'm well Thank you. And you?

【正确答案】 C

【答案解析】[解析] 本题考查特定情景下的交际用语的表达。本句中两人不期而遇，根据语境和习惯表达应选择C——世界真小啊。A项应该用否定，B是反意疑问形式，D是询问某人最近情况的答语．三项均不符合具体语境。