此程序是一个随机考试抽提系统，在选择性考试中，可以利用此系统来节约时间，方便操作，当然还有一些不足之处，请大家多多指点-This program is a random examination system, the extraction selectivity exam, can use this system to save time, convenient operation, and, of course, some deficiencies, please give direction