This is a blue sweater复数形式
This is a blue sweater复数形式
This is a sweater.变成复数形式
This is a blue sweater.(同义句转换)
This is a sweater(复数) 不懂别乱说..
There is a blue lake near here.改为复数形式
This is a photo.复数形式
This is a box.改为复数形式
This is a pen.(改为复数形式)
this is a book改为复数形式
This is a cat.(改为复数形式)
this is a new sweater
He likes this sweater.(用复数形式改写)