need advice

im 39 i have 5 kids.. my boyfriend has 3.. we have been living together for almost 6 years now.. his always talking about my kids and telling me stuff about them...today i told him y his daughter took over my sons upgrade.. and he had a cow.. he screamed at me and started cuzing that iwasnt gona say nothing about his daughter.. his daughter is his daughter i dnt have no right to talk about her... his always telling me that i dnt like his kids.. bt his kids love me.. and that his kids never come over... which they dnt.. becouse they always have an excuse nt to... what can i do to tell hi i dnt have nothing against his kids.. HELP!!!