作业管理系统
............\awork.sh
............\CaT
............\cinfo
............\.....\english
............\.....\.......\001
............\.....\.......\...\homework
............\.....\.......\...\........\composition
............\.....\.......\...\........\...........\detail
............\.....\.......\...\info
............\.....\homework
............\.....\........\listening
............\.....\........\.........\detail
............\.....\math
............\class
............\class.sh
............\classinf.sh
............\classinfo.sh
............\manager
............\run
............\S
............\setwork.sh
............\student.sh
............\S\english
............\.\.......\001
............\.\formwork
............\.\math
............\teacher
............\teacher.sh
............\test