is it your book 与is this your book 意思一样吗.

is it your book 与is this your book 意思一样吗. it is your book对your提问 It's your book.与This is your book.的区别? Is it your book Yes,it is .与 Yes,it's mine.回答的区别? Is it your book?复数句 Is this your book?( ),it's( ) jenny,where is your book?look,there it is.翻译 here is your book what is your () book. Is this your book?Yes,it is为什么是it is 而不能说it's is it some book? big book it is What shape is your English book?-------It's square.改错 Is this your ________activity book?(teacher) No.It's______(Jim) Is it your book?的肯定及否定回答 is this your book?no,it's 什么.（提示he) Where is your book?回答AThere is it. B.There it is . C.It is there. D.Here's your book哪个正确,为什么? is this your book?yes,() A.this is B.it isis this your book?yes,()A.this is B.it is C.it isn't