我们准备上课吧！

Let's get ready for class!

youdao

请回去上课吧。

I'll let you get back to class now.

youdao

她大声说着，“我们去上课吧！”

Let’s go to class!

youdao

Alright, so let's now start doing more interesting things hello than just saying hello ad nauseam to ourselves.

也行，好吧，那我们接着上课，讲些更有趣的东西,不再一遍又一遍重复令人作呕的。

哈佛公开课 - 计算机科学课程节选

But this year, it's my senior year, so I'm just trying to take it easy and... take my classes.

但是今年我已经大四了，所以不想再那么忙了，就……好好地上课吧。

写作课程比较难 - SpeakingMax英语口语达人

Let's see. Let's get on with the lesson.

让我们看看，继续上课吧。

麻省理工公开课 - 固态化学导论课程节选