MOTHER TROUBLE!!!!!!!!!!!!!!!!!!!!!!!!!!!

wow i dont understand my mom at all.. she wants me to respect her but it seems she never respects me . i thought it was you give it to get it i guess not in her world .. i have a big project?history paper due and i dont have a computer at home so i acame over to my cousins house i have been going oer there everyother weekend since the end od feb and to day my mom gets upset... she asked me 'WHY DIDNT YOU DO YOUR REPORT LAST NIGHT ' well i guess she thought i was coming home saturday but i told her i was staying the weekend i dont knowwhat to do ... i wonder if she likes to see me in the house all by my self with no oe to chill with not being and 18 year old teenager..... i an see if i went out parting instead of starting my project but i didnt all i did was go to walmart... for goodness sake im 18 and i understand i still live in her house but im really getting tired of living my shy life of not doin anything and she's not helping some of my shy problems do stem from her like how i dont always ask for help of stuff even though i know i need it because when i would ask her ,, her response is always nasty im stuck in a rock and a hard place. i dont whant to move out because life is hard and i dont have the money or the resources but im tired of being treated like crap and a nobody whaty to do what to do?????????????????????????????