this book is on the desk 句子结构分析this book is on the desk 句中“ on the desk”到底做什么成分?be 动词（is)后应该是表语啊.为什么说是做壮语呢?帮帮忙分析下.

This book is on the desk不加is This is your book.My is on the desk. This book _________Lucy's book.Her name is on the book cover. This book on the desk is quite_______（interest） whose is the book on the chair?和whose book is this?的区别 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 isn't ( ) book .my book is on the desk.填空,谢 this isn it ( ) book .my book is on the desk填空,谢 this is a book on ________(electronic) 代词填空 this is your book（ ）is on the desk. This is () book.() is on the desk.A.my/his B.his/my C.mine/his Whose book is this?It must___Tom.Look,his name is on the cover.请说明原因 This book is _(I)._(your) is on the desk. ＿this book on the shelf. I think this book _______ Tom.look!His name is on the cover(封面) of the book. This is the best book that there is on the subject可以解释一下这个句子吗,新原题是This is the best book------- on the subject.A.which there is B.that there is C.which is D.what is _____ ____ the book? The book is on the table. the english book is on the shelfthe book on the shelf is an english book