Devo aver fatto qualche casino con apt-get

sta di fatto che non ho più il file sources.list, ma direttamente una cartella lists.
Questa è la situazione delle cartelle

Se qualc
codice:
darrol@Melanzna:/var/lib/apt$ ls
cdroms.list  lists  periodic

darrol@Melanzna:/var/lib/apt$ cd lists

darrol@Melanzna:/var/lib/apt/lists$ ls
archive.ubuntu.com_ubuntu_dists_breezy-backports_main_binary-i386_Packages
archive.ubuntu.com_ubuntu_dists_breezy-backports_multiverse_binary-i386_Packagesarchive.ubuntu.com_ubuntu_dists_breezy-backports_Release
archive.ubuntu.com_ubuntu_dists_breezy-backports_Release.gpg
archive.ubuntu.com_ubuntu_dists_breezy-backports_restricted_binary-i386_Packagesarchive.ubuntu.com_ubuntu_dists_breezy-backports_universe_binary-i386_Packages
archive.ubuntu.com_ubuntu_dists_breezy_main_binary-i386_Packages
archive.ubuntu.com_ubuntu_dists_breezy_main_source_Sources
archive.ubuntu.com_ubuntu_dists_breezy_multiverse_binary-i386_Packages
archive.ubuntu.com_ubuntu_dists_breezy_Release
archive.ubuntu.com_ubuntu_dists_breezy_Release.gpg
archive.ubuntu.com_ubuntu_dists_breezy_restricted_binary-i386_Packages
archive.ubuntu.com_ubuntu_dists_breezy_restricted_source_Sources
archive.ubuntu.com_ubuntu_dists_breezy_universe_binary-i386_Packages
archive.ubuntu.com_ubuntu_dists_breezy_universe_source_Sources
archive.ubuntu.com_ubuntu_dists_breezy-updates_main_binary-i386_Packages
archive.ubuntu.com_ubuntu_dists_breezy-updates_main_source_Sources
archive.ubuntu.com_ubuntu_dists_breezy-updates_Release
archive.ubuntu.com_ubuntu_dists_breezy-updates_Release.gpg
archive.ubuntu.com_ubuntu_dists_breezy-updates_restricted_binary-i386_Packages
archive.ubuntu.com_ubuntu_dists_breezy-updates_restricted_source_Sources
deb.opera.com_opera_dists_etch_non-free_binary-i386_Packages
ftp.free.fr_pub_Distributions%5fLinux_plf_ubuntu_plf_dists_breezy_free_binary-i386_Packages
ftp.free.fr_pub_Distributions%5fLinux_plf_ubuntu_plf_dists_breezy_free_source_Sources
ftp.free.fr_pub_Distributions%5fLinux_plf_ubuntu_plf_dists_breezy_non-free_binary-i386_Packages
ftp.free.fr_pub_Distributions%5fLinux_plf_ubuntu_plf_dists_breezy_non-free_source_Sources
lock
partial
public.planetmirror.com_pub_plf_ubuntu_plf_dists_breezy_Release
security.ubuntu.com_ubuntu_dists_breezy-security_main_binary-i386_Packages
security.ubuntu.com_ubuntu_dists_breezy-security_main_source_Sources
security.ubuntu.com_ubuntu_dists_breezy-security_Release
security.ubuntu.com_ubuntu_dists_breezy-security_Release.gpg
security.ubuntu.com_ubuntu_dists_breezy-security_restricted_binary-i386_Packagessecurity.ubuntu.com_ubuntu_dists_breezy-security_restricted_source_Sources
security.ubuntu.com_ubuntu_dists_breezy-security_universe_binary-i386_Packages
security.ubuntu.com_ubuntu_dists_breezy-security_universe_source_Sources
wine.sourceforge.net_apt_binary_Packages
wine.sourceforge.net_apt_binary_Release
come faccio a tornare ad utilizzare sources.list?

se qualcuno gentilmente mi posta anche un sources.list per ubuntu breezy grazie