每年高考结束后,高考数学试题就会成为新的研究热点.对高考题目的研究有助于帮助教师把握命题趋势,理清教学思路.一些新颖的高考题目亦或是下一年的高考题目的题源,敏感地把握高考题目中的风吹草动,对于准确预测下一年的高考题目有着事半功倍的作用.笔者曾对2013年山东省高考试题21题做过深 After the college entrance examination ends each year, college entrance examination math test questions will become the new research hot spots. The study of college entrance examination questions will help teachers grasp the trend of proposition, sort out teaching ideas. Some new college entrance examination questions or the next year’s college entrance examination topics The source of the problem, sensitive to grasp the clues in the college entrance examination topic, for accurate prediction of the next year’s college entrance examination has a multiplier effect .I had on the 2013 Shandong province entrance exam questions 21 too deep