我的源有：
deb http://mirror.lupaworld.com/ubuntu/archive/ breezy main restricted universe multiverse
deb http://mirror.lupaworld.com/ubuntu/archive/ breezy-security main restricted universe multiverse
deb http://mirror.lupaworld.com/ubuntu/archive/ breezy-updates main restricted universe multiverse
deb http://mirror.lupaworld.com/ubuntu/archive/ breezy-backports main restricted universe multiverse
deb http://mirror.lupaworld.com/ubuntu/ubuntu-cn/ breezy main restricted universe multiverse
deb http://ubuntu.cn99.com/ubuntu/ breezy main restricted universe multiverse
deb http://ubuntu.cn99.com/ubuntu/ breezy-updates main restricted universe multiverse
deb http://ubuntu.cn99.com/ubuntu/ breezy-security main restricted universe multiverse
deb http://ubuntu.cn99.com/ubuntu/ breezy-backports main restricted universe multiverse
deb http://ubuntu.cn99.com/ubuntu-cn/ breezy main restricted universe multiversedeb http://archive.ubuntu.com/ubuntu/ breezy main restricted universe multiversedeb http://archive.ubuntu.com/ubuntu/ breezy-security main restricted universe multiverse
deb http://archive.ubuntu.com/ubuntu/ breezy-updates main restricted universe multiverse
deb http://archive.ubuntu.com/ubuntu/ breezy-backports main restricted universe multiverse
deb http://ubuntu.cn99.com/ubuntu-cn/ breezy main restricted universe multiverse