看你是那里的了,选择源之前先ping一下源的速度,慢的就不要了~ 下面是一些源(置顶贴里也有),找到合适的就把/etc/apt/sources.list的内容替换成下面的吧~~
#Archive.ubuntu.com(offical source)
deb
http://archive.ubuntu.com/ubuntu/ feisty main restricted universe multiverse
deb
http://archive.ubuntu.com/ubuntu/ feisty-security main restricted universe multiverse
deb
http://archive.ubuntu.com/ubuntu/ feisty-updates main restricted universe multiverse
deb
http://archive.ubuntu.com/ubuntu/ feisty-proposed main restricted universe multiverse
deb
http://archive.ubuntu.com/ubuntu/ feisty-backports main restricted universe multiverse
deb-src
http://archive.ubuntu.com/ubuntu/ feisty main restricted universe multiverse
deb-src
http://archive.ubuntu.com/ubuntu/ feisty-security main restricted universe multiverse
deb-src
http://archive.ubuntu.com/ubuntu/ feisty-updates main restricted universe multiverse
deb-src
http://archive.ubuntu.com/ubuntu/ feisty-proposed main restricted universe multiverse
deb-src
http://archive.ubuntu.com/ubuntu/ feisty-backports main restricted universe multiverse
#Ubuntu.cn99.com(China, Jiangsu, Changzhou, China Telecom)
deb
http://ubuntu.cn99.com/ubuntu/ feisty main restricted universe multiverse
deb
http://ubuntu.cn99.com/ubuntu/ feisty-security main restricted universe multiverse
deb
http://ubuntu.cn99.com/ubuntu/ feisty-updates main restricted universe multiverse
deb
http://ubuntu.cn99.com/ubuntu/ feisty-proposed main restricted universe multiverse
deb
http://ubuntu.cn99.com/ubuntu/ feisty-backports main restricted universe multiverse
deb-src
http://ubuntu.cn99.com/ubuntu/ feisty main restricted universe multiverse
deb-src
http://ubuntu.cn99.com/ubuntu/ feisty-security main restricted universe multiverse
deb-src
http://ubuntu.cn99.com/ubuntu/ feisty-updates main restricted universe multiverse
deb-src
http://ubuntu.cn99.com/ubuntu/ feisty-proposed main restricted universe multiverse
deb-src
http://ubuntu.cn99.com/ubuntu/ feisty-backports main restricted universe multiverse
deb
http://ubuntu.cn99.com/ubuntu-cn/ feisty main restricted universe multiverse
#Mirrors.shlug.org(Ubuntu China Official Mirror,China,Shanghai,China Telecom)
deb
http://cn.archive.ubuntu.com/ubuntu feisty main restricted universe multiverse
deb
http://cn.archive.ubuntu.com/ubuntu feisty-security main restricted universe multiverse
deb
http://cn.archive.ubuntu.com/ubuntu feisty-updates main restricted universe multiverse
deb
http://cn.archive.ubuntu.com/ubuntu feisty-backports main restricted universe multiverse
deb
http://cn.archive.ubuntu.com/ubuntu feisty-proposed main restricted universe multiverse
deb-src
http://cn.archive.ubuntu.com/ubuntu feisty main restricted universe multiverse
deb-src
http://cn.archive.ubuntu.com/ubuntu feisty-security main restricted universe multiverse
deb-src
http://cn.archive.ubuntu.com/ubuntu feisty-updates main restricted universe multiverse
deb-src
http://cn.archive.ubuntu.com/ubuntu feisty-backports main restricted universe multiverse
deb-src
http://cn.archive.ubuntu.com/ubuntu feisty-proposed main restricted universe multiverse
#Mirror.lupaworld.com(China,Zhejiang,Hangzhou,both China Telecom and CNII)
deb
http://mirror.lupaworld.com/ubuntu feisty main restricted universe multiverse
deb
http://mirror.lupaworld.com/ubuntu feisty-security main restricted universe multiverse
deb
http://mirror.lupaworld.com/ubuntu feisty-updates main restricted universe multiverse
deb
http://mirror.lupaworld.com/ubuntu feisty-backports main restricted universe multiverse
deb
http://mirror.lupaworld.com/ubuntu feisty-proposed main restricted universe multiverse
deb-src
http://mirror.lupaworld.com/ubuntu feisty main restricted universe multiverse
deb-src
http://mirror.lupaworld.com/ubuntu feisty-security main restricted universe multiverse
deb-src
http://mirror.lupaworld.com/ubuntu feisty-updates main restricted universe multiverse
deb-src
http://mirror.lupaworld.com/ubuntu feisty-backports main restricted universe multiverse
deb-src
http://mirror.lupaworld.com/ubuntu feisty-proposed main restricted universe multiverse
#ubuntu.uestc.edu.cn(Educational Net)
deb
http://ubuntu.uestc.edu.cn/ubuntu/ feisty main multiverse restricted universe
deb
http://ubuntu.uestc.edu.cn/ubuntu/ feisty-backports main multiverse restricted universe
deb
http://ubuntu.uestc.edu.cn/ubuntu/ feisty-proposed main multiverse restricted universe
deb
http://ubuntu.uestc.edu.cn/ubuntu/ feisty-security main multiverse restricted universe
deb
http://ubuntu.uestc.edu.cn/ubuntu/ feisty-updates main multiverse restricted universe
deb-src
http://ubuntu.uestc.edu.cn/ubuntu/ feisty main multiverse restricted universe
deb-src
http://ubuntu.uestc.edu.cn/ubuntu/ feisty-backports main multiverse restricted universe
deb-src
http://ubuntu.uestc.edu.cn/ubuntu/ feisty-proposed main multiverse restricted universe
deb-src
http://ubuntu.uestc.edu.cn/ubuntu/ feisty-security main multiverse restricted universe
deb-src
http://ubuntu.uestc.edu.cn/ubuntu/ feisty-updates main multiverse restricted universe
deb
http://ubuntu.uestc.edu.cn/ubuntu-cn/ feisty main multiverse restricted universe
#ftp.sjtu.edu.cn(Educational Net)
deb
http://ftp.sjtu.edu.cn/ubuntu/ feisty main multiverse restricted universe
deb
http://ftp.sjtu.edu.cn/ubuntu/ feisty-backports main multiverse restricted universe
deb
http://ftp.sjtu.edu.cn/ubuntu/ feisty-proposed main multiverse restricted universe
deb
http://ftp.sjtu.edu.cn/ubuntu/ feisty-security main multiverse restricted universe
deb
http://ftp.sjtu.edu.cn/ubuntu/ feisty-updates main multiverse restricted universe
deb-src
http://ftp.sjtu.edu.cn/ubuntu/ feisty main multiverse restricted universe
deb-src
http://ftp.sjtu.edu.cn/ubuntu/ feisty-backports main multiverse restricted universe
deb-src
http://ftp.sjtu.edu.cn/ubuntu/ feisty-proposed main multiverse restricted universe
deb-src
http://ftp.sjtu.edu.cn/ubuntu/ feisty-security main multiverse restricted universe
deb-src
http://ftp.sjtu.edu.cn/ubuntu/ feisty-updates main multiverse restricted universe
#debian.ustc.edu.cn(Educational Net)
deb
http://debian.ustc.edu.cn/ubuntu/ feisty main multiverse restricted universe
deb
http://debian.ustc.edu.cn/ubuntu/ feisty-backports main multiverse restricted universe
deb
http://debian.ustc.edu.cn/ubuntu/ feisty-proposed main multiverse restricted universe
deb
http://debian.ustc.edu.cn/ubuntu/ feisty-security main multiverse restricted universe
deb
http://debian.ustc.edu.cn/ubuntu/ feisty-updates main multiverse restricted universe
deb-src
http://debian.ustc.edu.cn/ubuntu/ feisty main multiverse restricted universe
deb-src
http://debian.ustc.edu.cn/ubuntu/ feisty-backports main multiverse restricted universe
deb-src
http://debian.ustc.edu.cn/ubuntu/ feisty-proposed main multiverse restricted universe
deb-src
http://debian.ustc.edu.cn/ubuntu/ feisty-security main multiverse restricted universe
deb-src
http://debian.ustc.edu.cn/ubuntu/ feisty-updates main multiverse restricted universe
#mirror9.net9.org(Educational Net)
deb
http://mirror9.net9.org/ubuntu/ feisty main multiverse restricted universe
deb
http://mirror9.net9.org/ubuntu/ feisty-backports main multiverse restricted universe
deb
http://mirror9.net9.org/ubuntu/ feisty-proposed main multiverse restricted universe
deb
http://mirror9.net9.org/ubuntu/ feisty-security main multiverse restricted universe
deb
http://mirror9.net9.org/ubuntu/ feisty-updates main multiverse restricted universe
deb-src
http://mirror9.net9.org/ubuntu/ feisty main multiverse restricted universe
deb-src
http://mirror9.net9.org/ubuntu/ feisty-backports main multiverse restricted universe
deb-src
http://mirror9.net9.org/ubuntu/ feisty-proposed main multiverse restricted universe
deb-src
http://mirror9.net9.org/ubuntu/ feisty-security main multiverse restricted universe
deb-src
http://mirror9.net9.org/ubuntu/ feisty-updates main multiverse restricted universe
#ftp.neu.edu.cn(Educational Net)
deb
ftp://ftp.neu.edu.cn/mirror/archive.ubuntu.com/ubuntu/ feisty main multiverse restricted universe
deb
ftp://ftp.neu.edu.cn/mirror/archive.ubuntu.com/ubuntu/ feisty-backports main multiverse restricted universe
deb
ftp://ftp.neu.edu.cn/mirror/archive.ubuntu.com/ubuntu/ feisty-proposed main multiverse restricted universe
deb
ftp://ftp.neu.edu.cn/mirror/archive.ubuntu.com/ubuntu/ feisty-security main multiverse restricted universe
deb
ftp://ftp.neu.edu.cn/mirror/archive.ubuntu.com/ubuntu/ feisty-updates main multiverse restricted universe
deb-src
ftp://ftp.neu.edu.cn/mirror/archive.ubuntu.com/ubuntu/ feisty main multiverse restricted universe
deb-src
ftp://ftp.neu.edu.cn/mirror/archive.ubuntu.com/ubuntu/ feisty-backports main multiverse restricted universe
deb-src
ftp://ftp.neu.edu.cn/mirror/archive.ubuntu.com/ubuntu/ feisty-proposed main multiverse restricted universe
deb-src
ftp://ftp.neu.edu.cn/mirror/archive.ubuntu.com/ubuntu/ feisty-security main multiverse restricted universe
deb-src
ftp://ftp.neu.edu.cn/mirror/archive.ubuntu.com/ubuntu/ feisty-updates main multiverse restricted universe
#ubuntu.csie.ntu.edu.tw(from Taiwan,a good apt source,recommand)
deb
http://ubuntu.csie.ntu.edu.tw/ubuntu/ feisty main restricted universe multiverse
deb-src
http://ubuntu.csie.ntu.edu.tw/ubuntu/ feisty main restricted universe multiverse
deb
http://ubuntu.csie.ntu.edu.tw/ubuntu/ feisty-updates main restricted universe multiverse
deb-src
http://ubuntu.csie.ntu.edu.tw/ubuntu/ feisty-updates main restricted universe multiverse
deb
http://ubuntu.csie.ntu.edu.tw/ubuntu/ feisty-backports main restricted universe multiverse
deb-src
http://ubuntu.csie.ntu.edu.tw/ubuntu/ feisty-backports main restricted universe multiverse
deb
http://ubuntu.csie.ntu.edu.tw/ubuntu/ feisty-security main restricted universe multiverse
deb-src
http://ubuntu.csie.ntu.edu.tw/ubuntu/ feisty-security main restricted universe multiverse
deb
http://ubuntu.csie.ntu.edu.tw/ubuntu/ feisty-proposed main multiverse restricted universe
deb-src
http://ubuntu.csie.ntu.edu.tw/ubuntu/ feisty-proposed main restricted universe multiverse
#mirror.vmmatrix.net(China,Shanghai,China Telecom)
deb
http://mirror.vmmatrix.net/ubuntu/ feisty main restricted universe multiverse
deb-src
http://mirror.vmmatrix.net/ubuntu/ feisty main restricted universe multiverse
deb
http://mirror.vmmatrix.net/ubuntu/ feisty-updates main restricted universe multiverse
deb-src
http://mirror.vmmatrix.net/ubuntu/ feisty-updates main restricted universe multiverse
deb
http://mirror.vmmatrix.net/ubuntu/ feisty-backports main restricted universe multiverse
deb-src
http://mirror.vmmatrix.net/ubuntu/ feisty-backports main restricted universe multiverse
deb
http://mirror.vmmatrix.net/ubuntu/ feisty-security main restricted universe multiverse
deb-src
http://mirror.vmmatrix.net/ubuntu/ feisty-security main restricted universe multiverse
deb
http://mirror.vmmatrix.net/ubuntu/ feisty-proposed main multiverse restricted universe
deb-src
http://mirror.vmmatrix.net/ubuntu/ feisty-proposed main restricted universe multiverse
#ubuntu.cnsite.org(China,Fujian,Fuzhou,China Telecom)
deb
http://ubuntu.cnsite.org/ubuntu/ feisty main restricted universe multiverse
deb-src
http://ubuntu.cnsite.org/ubuntu/ feisty main restricted universe multiverse
deb
http://ubuntu.cnsite.org/ubuntu/ feisty-updates main restricted universe multiverse
deb-src
http://ubuntu.cnsite.org/ubuntu/ feisty-updates main restricted universe multiverse
deb
http://ubuntu.cnsite.org/ubuntu/ feisty-backports main restricted universe multiverse
deb-src
http://ubuntu.cnsite.org/ubuntu/ feisty-backports main restricted universe multiverse
deb
http://ubuntu.cnsite.org/ubuntu/ feisty-security main restricted universe multiverse
deb-src
http://ubuntu.cnsite.org/ubuntu/ feisty-security main restricted universe multiverse
deb
http://ubuntu.cnsite.org/ubuntu/ feisty-proposed main multiverse restricted universe
deb-src
http://ubuntu.cnsite.org/ubuntu/ feisty-proposed main restricted universe multiverse
#mirror.rootguide.org(China,Shanghai,China Telecom)
deb
http://mirror.rootguide.org/ubuntu/ feisty main restricted universe multiverse
deb-src
http://mirror.rootguide.org/ubuntu/ feisty main restricted universe multiverse
deb
http://mirror.rootguide.org/ubuntu/ feisty-updates main restricted universe multiverse
deb-src
http://mirror.rootguide.org/ubuntu/ feisty-updates main restricted universe multiverse
deb
http://mirror.rootguide.org/ubuntu/ feisty-backports main restricted universe multiverse
deb-src
http://mirror.rootguide.org/ubuntu/ feisty-backports main restricted universe multiverse
deb
http://mirror.rootguide.org/ubuntu/ feisty-security main restricted universe multiverse
deb-src
http://mirror.rootguide.org/ubuntu/ feisty-security main restricted universe multiverse
deb
http://mirror.rootguide.org/ubuntu/ feisty-proposed main multiverse restricted universe
deb-src
http://mirror.rootguide.org/ubuntu/ feisty-proposed main restricted universe multiverse
deb
http://mirror.rootguide.org/ubuntu-cn/ feisty main restricted universe multiverse
#tw.archive.ubuntu.com(China,Taiwan)
deb
http://tw.archive.ubuntu.com/ubuntu feisty main restricted universe multiverse
deb
http://tw.archive.ubuntu.com/ubuntu feisty-security main restricted universe multiverse
deb
http://tw.archive.ubuntu.com/ubuntu feisty-updates main restricted universe multiverse
deb
http://tw.archive.ubuntu.com/ubuntu feisty-backports main restricted universe multiverse
deb
http://tw.archive.ubuntu.com/ubuntu feisty-proposed main restricted universe multiverse
deb-src
http://tw.archive.ubuntu.com/ubuntu feisty main restricted universe multiverse
deb-src
http://tw.archive.ubuntu.com/ubuntu feisty-security main restricted universe multiverse
deb-src
http://tw.archive.ubuntu.com/ubuntu feisty-updates main restricted universe multiverse
deb-src
http://tw.archive.ubuntu.com/ubuntu feisty-backports main restricted universe multiverse
deb-src
http://tw.archive.ubuntu.com/ubuntu feisty-proposed main restricted universe multiverse