英语请教this is my book为什么不是this is me book呢?

英语请教this is my book为什么不是this is me book呢? This is a book for my father.英语改错.thank! this book is mine.为什么是mine不是my. 英语的一般疑问句转换This is my book,Jane.Is this ____ book,Jane?这个空是填my还是your? This is my book.This book is mine造句 this is my book. this book is mine 区别是什么? This is my book.对my提问 this is my English book对my English book提问 This is my book 变为一般疑问句 同义句转换This is my book. 改错题：This is a my book. This is my book用whose提问 this is my book=什么? this is my book.改为一般疑问句. This is my book改为同义句 My book this English is连词造句 L ------ ,this is my English book.填空 this book is my friend's对吗