学生相互改作业中的错误。

Thee students corrected each other's mistakes in their homework.

学生相互改作业中的错误。

The students corrected each other's mistakes in their homework.

那还不简单! 就是不改作业.

Li Hua, what would make you a happy camper?

再加上我派作业给学生，所以也需要时间来改作业。

Plus, I give students assignments, so I also need time to correct them.

他的许多时间都用在给学生改作业上。

Much of his time is devoted to correcting students' exercises.

他的很多时间都用在给学生改作业上。

Much of his time is devoted to correct students exercises.

红铅笔改作业，以便使错误一目了然。

I always mark with a red pencil so that the mistakes are easy to see.

安娜花在备课、改作业，带领学生们参与课外活动的时间也比索菲亚长。

Anna also spends more time planning lessons, grading student work, and leading extracurricular activities.

这些国家的老师有更多的时间备课、改作业，和其他老师开展教学协作。

Teachers in these countries get more time for planning, grading, and collaborating with each other.