whose book is it it is ( ) 他的或她的,用什么格式

whose book is it it is ( ) 他的或她的,用什么格式 whose book is it 急 whose book is this?It's( ). 改为复数；WHOSE BOOK IS IT Whose birthday is it的答句 Whose cap is it的回答, whose handbag is it?的回答 Whose purse is it的翻译是什么 whose book is it?--it’s of me 对么? whose book -—— name is XXX is it? —Whose is the book from? —It's from your uncle. 这个用whose对吗? She asked me if I knew( ) A.whose book it is.B.whose book is