This is my pencil case改为复数形式
This is my pencil case改为复数形式
Exuse me!Is this your pencil case?改为复数形式
This is a pencil case.(改为复数句子)
将句子改为各种形式That is my pencil case(改为复数形式)Thoes are our pens.(改
This is my pencil case.改为一般疑问句
This is my new pencil case 改为一般疑问句
It is pencil case.改为复数是什么?
this is his pencil case 复数句
This is his pencil case改为一般否定句 This is my eraser 改为否定句
where is my pencil-box?(改为复数形式)
Where is my pencil-box (改为复数形式)
把下列句子变成复数形式.This is my pencil.