惊讶的名词形式英语

例句：

The conjunction of low inflation and low unemployment came as a very pleasant surprise.

低通货膨胀与低失业的同时出现是一大惊喜。

Much to her surprise he came back the next day.

让她非常吃惊的是他第二天就回来了。

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！

It was the best possible surprise anyone could have given me.

那是我曾感受过的最大惊喜。