当别人对我说：you are much younger than I thought, 我该怎么回答？

Hehe,这种人一般自觉自己资历比你高或夸赞你时用。

前者的话，若是我我会说“you are much superficial than I thought before”（你比我之前想象的更肤浅）

后者的话我会说“Really appreciate，there's a lot to be desired in future"(非常感谢，还有待改善）

喂，打了这么多字，好歹再给两个分啊

Thanks a lot! You too.

回答："thanks"

thank you