Hi! I know it's my first post so i'm kind of shy to ask tips but it's getting hurry cuz i return in school tomorrow!... I've got my MBP in june, I choose the cheapest model ( I don't remember exactly what i got inside) and I don't pick up the apple care (mistake: I know) So actually; it's not working: When I try to open it normally: it stay in the grey apple picture When I try to open it in safe mode: it does the same thing When I put the cd on and press the touch C,...