他们应该上课以获得最大化的利益。

They should attend their classes to receive the maximum benefit.

youdao

该上课了，我们停止了讲话。

It's time for class, we stop talking.

youdao

我们不应该上课吃东西。

We shouldn't eat in class.

youdao

我不应该上课时讲话。

I shouldn't talk in class.

youdao

除此之外，我们应该上课认真听讲、记笔记。

Besides, we should listen to the teacher and take notes carefully in class.

youdao

八点我们该上课了。

We were to have our class at eight.

youdao

是该上课的时候了。

It's time for the class.

youdao

该上课了，但仍然有一些男孩子在那儿大声谈话。

It's time for class, but there are still some boys talking loudly over there.

youdao

该上课了，但仍然有一些男孩子在那儿大声谈话。

It's time for class, but there are still some boys talking loudly over there.

youdao