虽然高考的改革在深入地进行,各科试卷的题型也在变化,但数学选择题以其“短、快、灵”的特点,仍然占据重要的一席之地.具有举足轻重的作用,尤其是命题者为了提高试题的区分度,常会在选择题上下功夫,这是因为数学选择题的选择支可以说是一把“双刃剑”,一方面它具有一定的提示? Although the reform of the college entrance examination is carried out in-depth, the questions in each subject’s papers are also changing, but the mathematics multiple-choice questions still occupy an important place with their characteristics of “short, quick, and spiritual”. They play a decisive role, especially the propositioners. In order to improve the degree of distinction of the questions, we often work hard on the multiple choice questions. This is because the choice of mathematical multiple choice questions can be said to be a “double-edged sword”. On the one hand, it has certain hints.