the book is not mine,it's his对吗

英语语法疑惑The book on the shelf is not mine.It's somebody elses' Look at the book,it's not mine,and it's not yours,so it must The red blouse is not mine.It is Millie's Who's book is this?It's not mine.It's_____ A.someone else B. The book is not _____,but it's ______.A.him,hers B.his,her C 根据示范改写句子 例：It's my book——The book is mine The book is not mine.It's____.A.someone else B.someone else' Is it yours?NO,it isn't mine book.It's his.I'd like to buy a 改正句子中的错误．1.Is it yours?No,it isn't mine book.It's his._____2 The book.the cover _______ is broken,is not mine. This book is not mine,maybe it is_____. The book is not mine.改为一般疑问句