The self- regulation includes many aspects, such as the emotion moderation, hobby moderation, will self- regulation and the knowledge of moderation. In another word, self- control is very important to our life. As a student, self- regulation contributes to my efficiency of my study. For example, when there was a wonderful program on TV and I have a pressing assignment to do, I could concentrate on studying thanks to moderation. However, I cannot control myself from all of the delicious food, even though they will gain my weight. Every time I determined my mind to lose weight, I was failed in self- regulation in food. I suppose if everyone has self- moderation, they can get their figure which they want. Nowadays, many young people addicted to computer games. They look it as a part of life, even neglect many important things. As we all know that playing computer games frequently can take up more time, and then we will have less time to study