Who's book is this?It's not mine.It's_____ A.someone else B.

Who's book is this?It's not mine.It's_____ A.someone else B. The book is not mine.It's____.A.someone else B.someone else' this shirt is not mine.it's（someone else's) 为什么填这个 This book is not mine May be [ 〕 A someone's else Bsomeone e Whose book is this?It's_____.A.mine B If this book is not yours,( ) can it be?A,what else B,who el ( )bike is this ? It's ( ) A where mine B Who's mime C Which ＿＿is this book?－it's Tina's. A.who B.whose C. A:whose book is it?B:It's() 1.me 2.mine 3.ny A:Whose book is it?B:It's() 1.my 2.mine 3.me this book is mine .it ____be yours a:cannot b:must not c:may whose bike is this?it's not mine.it's___ A.someo