进入初三总复习,特别是第二轮复习阶段,考试、练习很频繁.如何使这一阶段的复习和练习更有效?在此我谈谈对习题讲评课的一些认识.一、重视习题讲评课练习或试卷的讲评是提高化学复习质量的关键.做练习是学生对所学知识进行应用,老师通过对练习的批改,能够了解学生这一阶段的学习情况,知识掌握和应用的程度,并能相应作出一些教学内容的调整,因此对练习的正确处理就显得尤为重要.这不仅是弥补学生学习上的薄弱环节、纠正错误知识点 How to make this phase of review and practice more effective? Here I talk about some of the exercises on the commentary class., First, attach importance to exercise comment Class exercises or papers review is the key to improving the quality of chemical review.Exercise is the application of the students to learn the knowledge, teachers through the practice of correction, to understand the students at this stage of learning, knowledge and application of the degree and Can make a corresponding adjustment of some teaching content, so the correct handling of exercises is particularly important.This is not only to make up for students’ weak points in learning, to correct the wrong knowledge