Перевидите текст: i am fed up with my sister. my mum and dad treat her like an adult and they treat me like a child. she's only two years older then me. but she can do wath she wants. she never helps at home andi have to help with coocing,washing-up and cleaning. it's not fair. my sister and i both go to the same school. i usually get better results than her and she never does her homevork. she's got a boyfriend who rides a motorbike. she mustn't go in but i've seen her in town with hin on the motorbike/ i'm more responsible then she is but i can't have a boyfriend. i'm so unhappy. what can i do? please help me.