放学后，你必须做你的家庭作业。

After school, you have to do your homework.

youdao

你总是不做你的家庭作业。

You seldom do your homework.

youdao

别大惊小怪地闹了，去做你的家庭作业吧。

Stop all this fuss and do your homework.

youdao

You'll have weekly - approximately weekly homework assignments that account for 10% of your grade, but they have an impact beyond the 10% because if you can do the homework and you understand the homework, you're going to have no problem with the exams.

你们有个周作业,大约是每周一次,这个作业占总分的百分之十,但这个作业对分数的影响大得多,因为你如果你做了并弄懂了家庭作业,考试就没问题了

耶鲁公开课 - 生物医学工程探索课程节选