ETS has its pool of issue and argument topics (from the analytical writing section of the GRE) published on its website: http://www.ets.org/gre/revised_general/prepare/analytical_writing/issue/pool and www.ets.org/gre/revised_general/prepare/analytical_writing/argument/pool. As quoted directly from the website, "When you take the test, you will be presented with one [issue or argument] topic from this pool." Would it be a good idea to briefly read every topic and form an outline/thesis for each one? I figure it would be a lot easier to answer a question on the actual GRE that I've already seen and thought of before, but I could be totally wrong.