Have got

If you follow this link you'll find a nice explanation on how to use "have got":

http://www.1-language.com/englishcourse/unit19_grammar.htm

And if you click on this link you'll be taken into a set of activities to practise a bit:

http://rv.humbert.chez-alice.fr/college/havegotexercices.htm

I'm sure now you're an expert!