dont后接动词原形do sth;

同理，第三人称单数形式doesnt后也接动词原形do sth.因为第三人称单数形式的数的变化已经体现在助动词does了。

相关介绍

don't：do not 的常用口语形式

例句：

Don't try to put one over on me!

你甭想蒙我！

Do what you like ─ I don't care.

你想做什么就做什么——我不在乎。

You think you're really hard, don't you?

你是不是以为自己真的很勇猛？

You don't need to leave yet, do you?

你不必现在就走吧？