教材习题是经过编者反复论证精心设计的,既是如何运用知识解题的经典,也是思维训练的典范.还蕴含着基本的解题思想和方法,具有较高的应用价值.因此,解题后的反思很重要.有些竞赛题,看起来很难,其实就是以教材习题为原型,经过命题人精心设计、恰当变形、创新而成的新颖试题.面对这种类型的试题,我们应该联系教材习题,对教材习题的内容和解法进行深入的思考与探究,挖掘其中的应用价值.下面以人教A版普通高中课程标 Textbook exercises are carefully designed by the editor repeatedly argumentation, not only is the classic how to use knowledge to solve problems, but also a model of thinking training, but also contains the basic ideas and methods of solving problems, with high application value.Therefore, the problem-solving Reflection is very important.Some competitions, it seems difficult, in fact, is the textbook exercises as a prototype, after careful design of propositions, the appropriate deformation, innovation and new questions. Faced with this type of questions, we should contact the textbook exercises , On the textbook exercises and solutions for in-depth thinking and exploration, mining the value of which the following people to teach A version of the general high school curriculum standard