This is Lucy's book.please ______.A.give it her B.give she it C.give to her it D.give it to her选d,为什么?为什么b不行?

This is s book.(a book提问) The book is o_____ medicine It's ____{Lucy} class This is my ruler .his ruler is not an old.改错 (---) book is this?It's wanglin's book. This is Lily's and lucy's mother.纠错 this is lily`s and lucy`s room 改错 This bedroom is Lucy's and Lily's 改错 The desk is Lucy and Lily's.{Lucy and Lily's画线} —— is this? 改错Who's book is this?（） Is this your book?( ),it's( ) 改错 Who's book is this? This is a book.(It's,Its) this book is my friend's对吗 --whose watch is this ?---【 】,回答为什么不能是this is lucy‘s 而是it is lucy’s,请解释,谢谢 This T-shirt is Lucy’s对Lucy’s划线提问 Is this（）book?No,it's（）book. Tom,this is M______ Black,Lucy's mother.如题. This is Kate's and Lucy' room这句话对吗 This ruler is Lucy’s .Please give it to（）.