Harvey, try a9pw.com. The site is really accessible and its a great practice
site. I used it last march when I did my General and in February when I did my
Tec and my code and found it to be great. He also has the Extra question pool
up there and his system generates random tests for you.
Tom
Tom Brennan KD5VIJ, CCC-A/SLP R/D - AU
web page http://titan.sfasu.edu/~g_brennantg/sonicpage.html