This is a photo.复数形式

This is a photo.复数形式 What is this It is a photo.变为复数形式 that is a nice photo 复数形式 It is a photo.(改为复数形式) Is that a photo?的复数形式 This is a photo 复数句子是什么 This is a photo of my family (改为复数形式） This is my family photo.改为复数形式 我父母在第一副相片上怎么说 this is a photo 改为复数句子 school ,key的复数形式 把下列句子变成复数形式.It is a photo. This is a photo of my family.变复数 This is a photo.改为复数意义的句子. 把下列句子改为复数形式He's my friend.This is my parent.That is his sister.Is this a photo?Is he your brother? 初一英语的复数形式,请简单说明,1.This is my uncle.2.Is that his friend?3.Is she your sister?4.this is a photo. This is my brother.改为一般疑问句 that is his photo.改为复数形式 it is an eraser的复数形式!helpit is an eraserThis is my pencilIs that a photo of mineShe is our teacherIs this book on the desk this is a book改为复数形式 This is a dress.改为复数形式