Your sister knows little about it, doesn't she这句话哪错了

Your sister knows little about it, doesn't she这句话哪错了 Your sister your sister Have your sister or Has your sister? 补全对话 LI lei:Who is__man?Jim:He is my father.LI lei:Who is that woman?Jim:__my mother.LI lei:And__that your sister/ Jim:Yes__is.LI lei:what is her__?Jim:Sally.LI lei:How do you__that?Jim:S-A-L-L-Y.LI lei:How old is__?Jim:She is seven.LI lei:__ She is your sister down your sister's I'm your sister your sister是什么意思 fucking your sister Is that ( ) your sister your sister 神马意思, your sister怎么读 Your Sister 歌词 your sister's husband your sister 第几人称 Miss Li is taller( )her sister. sister,Lily IS she your sister,Lucy?