复习是一种延时反馈,是为消化巩固知识点、归纳总结教学内容或矫正学习中的偏差等采取的教学手段。复习的另一个积极意义就是——温故而知新。由于新课教学不可能把知识讲得十分透彻、全面,复习课却可以将知识拓展、加深,在“贯通”“联系”上下工夫,加强变式、逆向和综合能力的训练,注重知识的迁移。虽然复习课的好处多多,但一线的老师都深有体会,复习课是最难上的。因为一方面都是学过的知识,容易让学生感觉枯燥无味;另 Review is a kind of delay feedback, is to digest and consolidate knowledge points, summarizes the teaching content or correction of learning bias to take the teaching methods. Another positive significance of reviewing is that it leads to new understandings. Because the teaching of the new course can not explain the knowledge thoroughly, comprehensively, the reviewing class can expand and deepen the knowledge and make efforts to improve the training of variant, reverse and comprehensive ability, Focus on knowledge transfer. Although a lot of reviewing the benefits of the class, but front-line teachers are deeply experienced, review class is the most difficult on the. Because on the one hand are learned knowledge, easy to make students feel boring; the other