Would Google put these adverts on:
Google http://www.google.com
The Register http://www.theregister.co.uk
Ofgem http://www.ofgem.gov.uk
BBC News http://news.bbc.co.uk
Deputy Prime Minister http://www.deputyprimeminister.co.uk
By the way, it's very easy to cheat at this game by viewing the source of the page, as the test URL is passed to Google via an IFRAME. But the only person you're cheating is you, so there's no point unless you're incredibly sad.