My father's bike is broken.My father is busy _ .A.to fix it up B.fixing it up C.fixing up it

My father's father is my（My father's father is my（ ） My father's bike is broken.My father is busy _ .A.to fix it up B.fixing it up C.fixing up it The man (ride) a black bike is my father. [ ]bike is his father's?--The black one,I think. My father's brother is my ( ). MY father's sister is my MY father's sister is my my father's sister is my a________ My father 's mother is my g____ My monther`s father is my g______ My father's father or mother is my-------- My grandfather is my father's father (一般疑问句） ( )《read》books is my father's favourite My father's wife is my____. This is my father‘s father.（写同义句） He is my father's father.I am his ________. My mother's or father's mother is my My father is going to repair my bike改为被动语态