I think I can help you.First ,Don't be angry with your parents.They just want you not to spend too much time playing on the computer.It's bad for your study.I think you should have a talk with your parents.And do not let your parents down. you can turn your attention to some other things,such as playing baskerball. It is really insteresting.Just try to get on well with your parents .That's the most important thing.