This knife is broken.(同义句)

This knife is broken.(同义句) This knife is sharp and that knife is blunt 翻译 Whose knife is this?(改成复数) This is a knife 改为复数 Is this your knife 改为复数句子 This is a knife.怎样变复数. this is my knife改复数句 Is this her knife变复数 小六的2道英语题目this knife is broken（同义句)the teacher is opening the door (改为祈使句)我就不另外加分了 我觉得20分已经够了…… this is knife in the box（变复数句 whose knife is this?将句子变成复数 This is an apple,that's a knife句型转换 This knife is his.怎么改复数形式的句子? 连词组句 your,this,not,knife,is this knife is jim's.有没有错? 否定句 This knife is for the Liu Tao. This isn't her knife._________ is green. This is a__________． Those are three__________．（knife）