is she an air hostess?she是不是变复数变成her?

She is her aunt.变成复数形式 she is an airhostess.变复数句 几道英语选择题.1.she is ____ air-hostess.(A.any B.the C.not D.an)2. Is she doing an experiment?（变成复数句子） 英文提问把下面的错字改正,错误最多7个.Miss Joanna Tam is a air hostess.She wor 英语的单数变复数Is she his aunt?是两个人称都变成复数,还是只变主语? She is a woman worker.变成复数 She is doing her homework.改为复数 She is my friend.变复数句 she is a teacher.变复数 she is from Japan.怎么变复数? is she a housewife变复数