在生物学的教学中,常会遇到这样的情况:学生在课堂上能听懂老师的讲解,对教材知识的分析也清楚,但在实际训练中,学生却不会解题,回到书本上也找不到解决的思路和方法。针对这些情况,究其原因就是:学生不会利用教材、题目中的隐含条件深入学习过程进行思考、分析、解决问题。怎样利用书本、习题中的隐含条件来解决问题,不仅是落实“大纲”的基本知识、基 In biology teaching, we often encounter such a situation: students can understand the teacher’s explanation in the classroom, and the analysis of the teaching material knowledge is also clear, but in practical training, the student does not solve the problem and return to the book. Can not find a solution to the ideas and methods. The reason for these situations is that students will not use the hidden conditions in the teaching materials and topics to study, analyze and solve problems. How to use the hidden conditions in books and exercises to solve problems is not only to implement the basic knowledge of the “Outline”