英语：用：be surprised at 这个短语造句

There's nothing to be surprised at.
用不着少见多怪
I am surprised at his act.
我对他的行为感到惊奇

We are surprised at this surprising news

I'm surprised at what you have said!You big baby!You let me down!

I'm surprised at they can play in this heat.

I am surprised at this.