I Believed Her...But Now I Don'T Know

I believed that she was going to be better to me but what has she shown?nothing but her bad side towards me all the time.. what do i do? thats what i ask myself on a daily basis shes told me over an over that shes going to change but she hasnt shown it i just wish she would change if she doesn't... i don't know what i will do or what i can do i just hope she knows i love her....