初中化学课堂现在的主要复习模式是:教师提问学生知识点,教师归纳知识点,教师出典型的例题,然后学生巩固训练。长期运行,导致学生有厌倦感,在试题讲评或例题点评时,教师在自己预设的情境中演绎,全然不顾学生新认知的生成,未能真正进入学生的学科思维体系中。复习课应该是充分暴露问题的舞台,是充分展示思维过程的舞台,是全面解决知识缺陷的舞台,是思维交流和碰撞的舞台。许多教师经常发出感叹: Junior high school chemistry classroom now the main review mode is: teachers ask students knowledge points, teachers summarized knowledge points, teachers give typical examples, and then students consolidate training. Long-term operation, resulting in a sense of boredom, teachers in the test comment or example comment, the teacher deduced in their own default context, completely ignoring the students new cognitive generation, did not really enter the student’s disciplinary thinking system. The review class should be a stage to fully expose the issue, a stage to fully demonstrate the thinking process, a stage to comprehensively solve the problem of knowledge, and a stage for thinking exchange and collision. Many teachers often sigh: