classroom work

例句：

1. 1.I need to complete my classroom work before the exam.
   我需要在考试前完成我的课堂作业。
2. 2.The teacher assigned us some classroom work that we need to finish by Friday.
   老师给我们布置了一些课堂作业，我们需要在周五之前完成。
3. 3. The students are busy with their classroom work during the break.
   学生们在课间休息时忙于他们的课堂作业。