everybody加不可数，作主语时， 谓语动词用单数。

everybody：同 everyone，pron.(某个群体中的)每个人;所有人;人们。

相关介绍

Everybody should be made aware of the risks involved.

应该让人人都知道其中的风险。

Does everybody know what they want?

人人都知道自己需要什么吗？

My hospital room was like Grand Central Station with everybody coming and going.

我的病房就像纽约的中央火车站，整天人来人往。

She was concerned to write about situations that everybody could identify with.

她认为有必要写出让大家都能看得清楚的事态的本来面目。

He told the news to everybody he saw.

他逢人便讲这个消息。