安裝GNOME方法：
sudo apt-get install gnome
或者
sudo apt-get install gnome-desktop
刪除Gnome的方法：
apt-get –purge remove liborbit2
＝＝＝＝＝＝＝＝＝＝＝＝
安裝kde方法:
sudo apt-get install kde（實驗可以）
安裝KDE:
方法一：
sudo apt-get install kUbuntu-desktop
sudo apt-get install language-pack-kde-zh language-pack-kde-zh-base language-pack-zh language-pack-zh-base language-support-zh
方法二：
sudo apt-get install kde kde-i18n-zhcn
sudo apt-get install language-pack-kde-zh language-pack-kde-zh-base language-pack-zh language-pack-zh-base language-support-zh
