帮我检查一篇英语作文,越详细越好,

帮我检查一篇英语作文,越详细越好,
Now,let me tell you something about students how often do something on the computer.This is Class One of Liu Ming's information.He always uses the computer to do his homework.He often goes online by computer.He never uses the computer to play computer games,so he is a good student.He usually visits websites on the computer.He sometimes download music and sends e-mails.This is Class One of Liu Ming 's information.