This is my backpack改为同义句

his backpack 改一般疑问句It's his backpack 改一般疑问句His telephone number is 535-2375 改一般疑问句This is my grandmother 改否定句 This is my backpack.改成复数形式 This is my backpack改为同义句 Is this your backpack?改成否定句怎么改 This is a backpack(改为复数句子)怎么改? My english book is in the backpack 改否定句 初一句型转换.This is my cup -this-cup? It is my backpackIt-my backpack It is my backpack _your backpack __ __!Is this__backpack? __,My backpack is here. is this jim's backpack? NO,___backpack is blue 填 Is ____ your backpack No,it isn't .My backpack is big.That one is small.填this还是that It isn't my pencilcase,but this is my backpack是什么意思? 英语 改复数句This is a pen.Is this your backpack?It's a black bag This is a backpack.（对.backpack提问） this is my backpack复数,they are my aunts单数,those are my CDs划线提问my CDs. It is his backpack改否定句 This is my pencil.（改为复数句） It's his backpack.（改为复数句） I t______ this is my sister's backpack.根据句意填入一个恰当的词. A bed is in my room.（改一般疑问句）；please take these books to school.改为否定句at,your,can,look,hat,new,i(?)this,is,sofa,a,on,backpack(?)连词成句