Stay on the right side. Seriously. That was the only thing I messed up on mine, as there was about 20 different lines. If you don't know which ones you are supposed to be following, ask.
use your signals for every turn!!!! even out of the parkking space. also make sure you slow down and stop at every cross-walk, the instructer will be glad to see how cautious you are. you'll do fine dont worry...
Keep both hands on the wheel.. I was driving with one hand on the wheel and one on the stick and the guy asked me who they hell tought me how to drive like that...LOL Needless to say i FAILED that test...LOL