yes you can but only if you have a hard drive
Yes.
yes it can
Nope, Xbox360 games bought in the US will not work on an EU system.
Yes
A Xbox360 is a console, the second after the first Xbox. You play Xbox360 games on it and I think you can download or buy a thing so you can play your Xbox games on it to.
Modio is an all-in-one tool for anybody interested in modding Xbox360 games. Simply search for it, download the torrent, and install.
Answer 1) I've only played c&c on xbox360 so im not sure but for most games, they should be quite easy to find and change the language in the optinos menu, however there are some games that do not so... Answer 2) For a start what computer is this Question aimed at PC or XBOX360. Because for PC it is simple You can install the English , other files by using the advanced install option and selecting install English , other or edit you're installation, maybe it will work too. But on XBOX360 u cant change it if its not in options.
HELLLLLLLLLZZZZZZZZZZZZZZZ NO! A PS2 is much cheaper than an Xbox360, but other than that, an Xbox360 is probably better. xbox360 has better games
yes xbox games work on xbox360 if you have the hard drive but some of them dont work.
yea all xbox games are compatible with xbox360
No.
No