高考命题的原则是依据考纲,源于教材,高于教材.据统计,每年的高考数学试题有将近30%~45%的题目源自教材中的典型例题、习题,而高考命题专家也说过“相当数量的试题都源于课本的例、习题.”那么,高考试题取材于教材的意义是什么?它又是如何取材于教材?对教师的课堂教学,特别是高三的数学复习又有怎样的指导意义?下面,笔者结合历年的高考试题谈几点思考,不妥之处,敬请批评指正! According to statistics, each year nearly 30% ~ 45% of math test questions from the typical examples in the textbook, exercises, and college entrance examination proposition experts also said "So, what is the significance of the entrance exam questions based on the textbook? How is it based on the textbook? The teacher’s classroom teaching, especially the high school mathematics review What kind of guiding significance? Here, I combine years of college entrance examination questions to talk about, inappropriate, please criticism!