I'v regist my acount for a long time,save my poor English When I am a sophomore , I'v registed my acount for the reason to improve my English . But ,it isn't helpful for me .Maybe I am not use it properly. Now ,although I was graduated from university , I still want to learn it. Maybe, It is useful for my work , or else , just don't want drop it . Honstly , I want to go abroad for travelling ,and find out the difference of life stytle .