选择题作为高考试题的一种题型,每道题由两部分组成,其一是题干(通常是已知条件);其二是选项。选择题一方面具有基础、量大、灵活、答案唯一等特点;另一方面具有比较明显的学科特点,即概念性强、量化突出、充满思辨性、形数兼备、解法多样化等,是考查学生知识掌握情况、区分考生能力层次、考查学生思维品质的重要题型。 Multiple choice questions as a test question type, each question consists of two parts, one is the title (usually known conditions); the second option. On the one hand, multiple-choice questions have the characteristics of large quantity, flexibility and unique answers; on the other hand, they have the obvious characteristics of disciplines, that is, strong conceptualization, outstanding quantification, full of speculativeness, Student knowledge to grasp the situation, the ability to distinguish candidates, test the quality of the thinking of students important questions.