I'm surprised that you of all people should say that.
所有人当中你竟然那么说，真让我吃惊！
They were surprised to find that he'd already left.
他们惊奇地发现他已经走了。
I must admit I was surprised it cost so little.
我得承认，这么便宜，真让我惊讶。
It's always surprised me how popular he is.
他怎么那么受欢迎，我百思不得其解。
You shouldn't be surprised he didn't come.
他没来，你不必感到意外。