how to install xorg in hoary?

[cowlip]

I try to upgrade x-window-system-core to Xorg, but apt-get says that it is kept back. How do I upgrade it?

[Xian]

I try to upgrade x-window-system-core to Xorg, but apt-get says that it is kept back. How do I upgrade it?
Please post the output of the following commands:
$ sudo apt-cache show x-window-system-core
$ sudo apt-get install x-window-system-core