1.This book is_____than one.but____than that one.a.as difficult as;expensive b.as more difficult as;more expensive c.as difficult as;more expensive d.more difficult;as expensive

[1.This`s 2.this is 3.that]a book. Whose book is this? what about this book? This is a book this book 复数 whose is this book? This book belongs to This book is yours Lily,is this book()? this is ( ) book. this book（ ）new This book cost me 25 yuan句意相同1.I______ 25 yuan ______ ______ this book.2.It ______ ______ 25 yuan ______ ______ this book 句型转换 1.This is my book.My book is on the desk .(改为定语从句) The book ()()()()() is mine. This is s book.(a book提问) 1.I (return )this book to the library soon 1.This is my book.2.This book is mine.其中句中,谁是1.This is my book.2.This book is mine.其中句中,谁是形容词性物主代词?谁是名词性物主代词? 英语翻译I________this book.=I________buying this book.=It________this book. this book is sold well 还是this book sells well