你明天去不去上课？

Nǐ míngtiān qù bu qù shàngkè?

Are you going to class tomorrow?

我们八点上课。

Wǒmen bā diǎn shàngkè.

We have class at eight o'clock.

老师来了，我们开始上课吧。

Lǎoshī lái le, wǒmen kāishǐ shàngkè ba.

The teacher is here; let’s start the class.