高三复习是知识的再学习,是提高问题解决能力的重要手段。但高三复习中,一些教师在课堂教学中问题的设计无方向性,缺乏层次性、典型性、启发性,复习之后学生知识基础照样漏洞百出,解题能力依旧在原地徘徊,很大程度上决定了复习的质量差,因此结合自我教学实践,提高复习课的效率要重视问题的设计。问题串是寻找问题间的相互联系,以某一典型问题为母本,通过变换问题的 Senior high school review is the re-learning of knowledge, is an important means to improve the ability to solve problems. However, during the senior high school review, some teachers in the classroom teaching problems in the design of non-directional, lack of level, typical, inspiring, after reviewing students knowledge base is still full of loopholes, problem solving ability is still wandering in place, to a large extent decided The poor quality of review, so combined with self-teaching practice, improve the efficiency of the review should pay attention to the design of the problem. Question string is to find the inter-relationship between questions, with a typical problem as the mother, through the transformation of the problem