this is a shirt改为复数句

this is a shirt改为复数句 This is a shirt .改为复数句 This is my shirt.改为复数句怎么改 This is a book 改为复数句 This is a pear.改为复数句 this is a tree 改为复数句 Is this a bus （改为复数句 this is a watch(改为复数句) this is a pen.改为复数句 this is a pencil改为复数句 This is a butterfly改为复数句 this is a letter改为复数句 This is a dog :改为复数句 This shirt is a little old.改为同义句 It is a new shirt.(改为复数句）It,s Jenny,s dress.(对划线部分提问This is an apple.(改为一般疑问句 将以下句子改为复数形式1.This is a black and grey shirt. this shirt is too short.(改为复数形式) this is lisa's t-shirt.改为复数句 she wants (a sweater).对括号部分提问bill's shorts are (green).对括号部分提问