作业是学生思维能力的“培训地”,是知识的“落实场”,是教学效果的“检查站”.因此,批改作业是重要的教学环节之一. 我们教完了复数一章,通过对作业题的批改,感到学生对复教基础知识的理解存在一些问题.这些问题多表现于对复数与实数之间的差异认识不深,因而不当地因袭实数知识去处理复数问题.现将作业中出现的问题归纳分析如下: Homework is the “training ground” for students’ thinking ability, the “implementation field” for knowledge, and the “checkpoint” for teaching effectiveness. Therefore, the marking of assignments is one of the important teaching links. We have taught the plural chapters to pass through. There are some problems in students’ understanding of the basic knowledge of re-education. Many of these problems are manifested in the lack of understanding of the difference between plural and real numbers. They therefore improperly apply real-value knowledge to deal with plural issues. The problems that emerged are summarized as follows: