我知道每个人都很担心这里的亲戚朋友。

I know that everyone is worried about friends and family.

youdao

我知道每个人都在谈论这场比赛，这是那种能震动全国的比赛。

I know everyone is talking about this match, it is the kind of event which stirs a country.

youdao

我知道每个人都有一个最时候自己的方法，关键就是去找它出来。

I know we all have a routine that works best for us. The key is finding it.

youdao

They really don't.So, if everybody masters the material A I can say A's on the house.

他们真的不知道，如果每个人都掌握了知识,那么我敢说，人人可得。

麻省理工公开课 - 固态化学导论课程节选

I know I should be humble, but I'm so handsome that everybody stares.

我知道我应该谦逊一点，但我真是太英俊了，每个人都盯着我看。

so that 实战 - SpeakingMax英语口语达人

This is a calculus-based class and I expect everyone to know at least the rudiments of differential calculus.

这门课需要微积分的数学基础,我觉得每个人至少应该知道,一些微积分的基础知识

耶鲁公开课 - 基础物理课程节选