<p>Is it possible to make a site with ASP.NET MVC Framework using .NET 2.0?  I am limited to using .NET 2.0 (we use VS 2008, but we have to use the 2.0 Framework) and I really want to try out the MVC Framework.</p>

Scott Hanselman described a way to make it work, with some caveats, in his blog:
Deploying ASP.NET MVC on ASP.NET 2.0