一、重视习题讲评课。习题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 First, pay attention to the exercises to comment class. The review of exercises is the key to improving the quality of chemical review. Practice is the student’s application of the learned knowledge. The teacher can understand the student’s learning situation at this stage by correcting the practice. The knowledge is mastered and applied.