where are （they)books用括号里的适当形式填空

Where are your book? where they are 和where are they where are they where are they where are they where are they where are they all where are they takeing Where are () (they )keys They are ___(read) book where are they怎么回答 Where are they?的意思 Where are they going tomorrow? I wonder where they are where are they为什么要用they Where is还是are your English book and Chinese book? they are an English book变单数 They are books.book为什么加s