Not used to do, or not to do good, I feel that my own WDA design courses to learn knowledge in fact can also accept, but they all say you learn to WDA design courses, you will understand that it is not so, so there will be a lot of the problem, so that when I was learning WDA design courses during the day, I will think of some of my own ideas of how to learn, so it will not have so many problems, but in the end what will happen, just to see how I thought to myself, so that I won’t think of so many things, as long as I can, I will do enough.