NO.1

    The first day in lunix?
    http://www.imtx.cn       many info of ubunto
    http://translate.google.com

安装好 中文输入了   HOHO
添加源的 方法

sudo cp /etc/apt/sources.list /etc/apt/sources.list_backup
sudo gedit /etc/apt/sources.list
然后用更新的源替换旧的