this is my a cup病句修改

this is my a cup病句修改 改病句 This is my a cup This is my mother timetale 修改病句 this is my cup,( )cup is ( ) bule. 修改病句:This is a Mary A man behing my sister is my father修改病句 this is a key of the door修改病句 This is my cup.改为一般疑问句. My brother is going to buys a book修改病句 My mother's brother is a police 修改病句 初一句型转换.This is my cup -this-cup? It is my backpackIt-my backpack This's not my ring 修改病句 this is robot room.修改病句 修改病句 This is a pen.The pen is a blue. This is a g and that is a m.修改病句 This a that a选一个 This is A cup与This is a cup翻译有区别, This is a cup和This is A cup有什么区别 This is a cup和This is A cup这两句话分别是什么意思