My father is writing an e-mail the study该填那个单词啊

is,an,writing,father,e-mail,my My father is writing __e-mail. my father is writing an e-mail.问句是什么 His father is writing是什么意思 连词成句 1 is,an,writing ,father ,e-mail,my 2 sh连词成句1 is,an,writing ,father ,e-mail,my2 she ,insects,is,counting My father is writing an e-mail the study该填那个单词啊 My father is brotheris My father is a my father is a His father is my father.he is writing,my,i,a,father,letter,to,am 排句 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 Mike is writing a letter to his father (改为同义句）Mike is ( ) ( ) his father My father is a_____ work. that is my father 提问