求翻译：小组合作批改作业、试卷。批改作业和试卷的任务是很重要的教学环节，方式方法可以灵活多样。如果把部分作业在学生小组内开展互批互改活动，会收到“双利”的效果。成绩好的学生改别人的作业，会发现他人的错误之处并用自己的知识为他人解惑，从而提高自己的认知能力；成绩中下的学生能从别人的作业中发现优点，学到知识；学生可以互助互利，教师也减轻了负担，真是一举两得。当然教师并不能一味放权，对学生改过的作业或试卷进行检查，起到督促的作用。是什么意思？

Group cooperation in correcting homework papers. The task of correcting homework and papers is a very important teaching, ways and means can be flexible. If part of the operation to carry out the activities of each other batches each other change within the student group will receive the "double ben

team reviewing assignments, and papers. Reviewing assignments and papers of the task is a very important part of teaching methods and ways can be flexible and diverse. If the part of the job within the team of students to carry out an approved Internet activities, you will receive the "double the ef