I often do homework carefully.

我常常认真做家庭作业。

You'd better do homework now.

你最好现在做家庭作业。

Some students never do homework.

一些学生从不做家庭作业。

Do homework this afternoon.

今天下午做作业。

We do not do homework at weekends.

我们周末不做家庭作业。