数学选择题 (以下简称选择题 )是一类标准化试题 .80年代初从国外引进 ,自此便广泛出现在全国各级各类考试中 ,特别是每年的全国高考题都作为一种主要题型固定下来 .多年来的实践表明 :选择题具有较强的灵活性、迷惑性、考试容量大、还可克服阅卷人为因素的干扰 ,且可使用机器 The mathematics multiple-choice questions (hereinafter referred to as multiple-choice questions) are standardized test questions. They were introduced from abroad in the early 1980s and have since then appeared widely in various examinations at various levels across the country. In particular, the annual national college entrance examination questions are regarded as a major topic type. Fixed down. Practices over the years have shown that: multiple-choice questions are highly flexible, confusing, have large test volumes, can also overcome the interference of human factors, and can use machines.