完成网上考试系统中的教师出题，修改试题，教师抽题，试卷生成，教师判卷，资源共享，学生选课，学生删课，学生考试，查询试卷这十部分的编辑设计工作。-Complete online examination system, the modification of the teacher, teacher would test paper generation, smoke, teacher to roll, resources sharing, student course, students, stu