Why are you crying?

你为什么哭？

In what section can I find mouthwash?

我在哪个购物区能找到漱口水呢？

I want to break up with you.

我想和你分手。

Are you involved in any extra-curricular activities on campus?

你在学校参加过任何课外活动吗？

How old are you, anyway?

那……你多大了？

I feel as if we've met each other before.

我觉得我们以前见过面。