my father is 【】 engineer.括号里填什么?1、a 2、an 3、不填

My father is brotheris My father is a my father is a His father is my father.he is My father's father is my（My father's father is my（ ） He is my father,he is my () his father is my father.he is my my father is he还是my father is him My father is a_____ work. that is my father 提问 My father is your brother How is my father now? the man ( )( ) ( )is my father My father is jackie brown. My father is cooking是什么意思 My father is the king My father is ____my mother? My father is a____(teach)