who is eating?还是who are eating?

who is eating?还是who are eating? Who is eating an apple?回答是什么? who is her 还是 who is she Who are there 还是who is there? The cat is eating a fish.对the cat 划线并进行提问该用what 还是who? _____birthday is in October?填who ,whose ,还是who is who is his还是who is he请问 应该是who is she?还是who she is? 两个人是用who is还是用who are? who is who is who is he?答职业还是身份? who is it____填from还是for who likes 还是who like who want还是who wants A man who is worrying about something has interest in eating anything dry. An important question about eating out is who pays for the meal.中文意思 who is or who are我不是很会用 who这样的不定式希望有知道的指点一下小弟who is 还是 who are?悬赏后续进行