英语语法分析

But fear of public speaking, which everyone must do from time to time, afflicts one-third of the population.

三分之一的人都有演讲恐惧症，但这是每个人都时不时要做的事情。

Instability afflicts the whole country.

不稳定性折磨整个国家。

The same worry afflicts supporters of unpopular causes.

同样的担忧也困扰着其他不那么热门的运动的支持者们。