never before have so many people in the united states been out of work as today.

问题描述:

never before have so many people in the united states been out of work as today.

这是一个倒装句,强调以前从来没有。

在美国从来没有象现在这么多人失业.

美国以前从来没有像今天一样有那么多的人失业

在美国,从来没有什么时候的失业人数有今天这么多。