i need english class!!!

15 years is not enough to me to learn the English language.this is my weakness. haila...i'm still poor with my vocabulary, grammar and writing skills.How to I polish my English so that I can continue my study? I need to prepared and be ready before I take a step to move forward.my English still like a primary school.. Aini ,you need to work harder after this.... its to many playful at passed times. so i need to learn again.lalalala~~~