他一点也不知道等待他的是什么。

___Little did he know what was in store for him.

这是一个关于古代文明的鲜为人知的事实。

This is a fact that is ___little known about ancient civilizations.

我一点也不知道之后我会更加困惑。

___Little did I know that I would be even more confused afterward.