So, you think you know English, do you? We've all done the facile tests on the internet and patted ourselves on the back. Now it's time for the real work:
http://freerice.com/ Sure, you're working for a good cause, achieving points to get rice into the homes of starving folk, or in the immortal words of George W. Bush ~putting food on our families~. But that's not the point. This is a killer English test. The beginning is doable enough, but as soon as you get words like Diurnal, Manducation and Azygous, you'll besweat the nothingness between your buttcheeks. I managed to get to level 40 before retiring for the day. Let's hear where you end up.