No matter what i get yelled at!!! help?

im a 13 year old guy, just moved to a new town. my parents are very bitchy and no matter what i do I get yelled at! when my 16 year old brother threatens me with paintball gun when i wont give him cord, i got grounded for a week. when i said im tired after working my *** off on the weekend, i get put on a guilt trip and told im not being payed, all yelling AT ME! when i got punched by my brother i got yelled at for pissing him off. my parents are and i want to be put up for frickin adoption!