File list (Check if you may need any files):
学生选课系统\11.jpg
............\App_Data\xkxt.mdf
............\........\xkxt_log.LDF
............\denglu.aspx
............\denglu.aspx.cs
............\web.config
............\学生\alter_pwd.aspx
............\....\alter_pwd.aspx.cs
............\....\dropclass.aspx
............\....\dropclass.aspx.cs
............\....\see_class.aspx
............\....\see_class.aspx.cs
............\....\select_class.aspx
............\....\select_class.aspx.cs
............\....\student.aspx
............\....\student.aspx.cs
............\管理员\class\add_class.aspx
............\......\.....\add_class.aspx.cs
............\......\.....\Default.aspx
............\......\.....\Default.aspx.cs
............\......\.....\del_class.aspx
............\......\.....\del_class.aspx.cs
............\......\.....\see_class.aspx
............\......\.....\see_class.aspx.cs
............\......\guanliyuan.aspx
............\......\guanliyuan.aspx.cs
............\......\manager\Default.aspx
............\......\.......\Default.aspx.cs
............\......\room\Default.aspx
............\......\....\Default.aspx.cs
............\......\student\add_stu.aspx
............\......\.......\add_stu.aspx.cs
............\......\.......\Default.aspx
............\......\.......\Default.aspx.cs
............\......\.......\del_stu.aspx
............\......\.......\del_stu.aspx.cs
............\......\.......\view_stu.aspx
............\......\.......\view_stu.aspx.cs
............\......\teacher\add_teacher.aspx
............\......\.......\add_teacher.aspx.cs
............\......\.......\Default.aspx
............\......\.......\Default.aspx.cs
............\......\.......\del_teacher.aspx
............\......\.......\del_teacher.aspx.cs
............\......\.......\see_teacher.aspx
............\......\.......\see_teacher.aspx.cs
............\老师\alter_pwd.aspx
............\....\alter_pwd.aspx.cs
............\....\see_student.aspx
............\....\see_student.aspx.cs
............\....\select_class.aspx
............\....\select_class.aspx.cs
............\....\teacher.aspx
............\....\teacher.aspx.cs
............\....\view_class.aspx
............\....\view_class.aspx.cs
............\管理员\class
............\......\manager
............\......\room
............\......\student
............\......\teacher
............\App_Data
............\学生
............\管理员
............\老师
学生选课系统