Wow!
哇!
What happened to you?
你怎么了?
What's wrong with you?
你怎么了?
What's the matter with you?
你怎么了?
You look sad.
你看起来很伤心的样子。
That's unbelievable!
真令人不敢相信!
I can't believe it!
我真不敢相信!
That's incredible!
真令人不敢相信!
Why did this happen?
为什么会发生这样的事情?
I don't understand it myself.
我自己也不懂。