以科学课程标准为依据,就初中科学例题、习题教学的现状,进行列举和分析,并结合教学实践中的相关案例,紧紧围绕教材例题、习题“再开发”的策略研究,运用例题、习题题目背景“再开发”的策略,例题、习题题目条件与结论“再开发”的策略,例题、习题题目基本图形“再开发”的策略进行引导,寻求改进例题、习题处理的方法,以发挥其潜能。 Based on the standard of science curriculum, this paper enumerates and analyzes the current situation of junior high school science examples and exercises, combined with relevant cases in teaching practice, closely focuses on the strategic research of teaching examples, exercises and “redevelopment” , The background of the exercises, the strategies of the “redevelopment”, the examples, the conditions and conclusions of the exercises, the strategies of the “redevelopment”, the examples of the exercises, the basic graphics of the exercises, and the strategies of “redevelopment” Problem-solving approach to exert its potential.