a copy of,a paper of,a piece of的区别Will you get me a ________ of today\'s China Daily?A. paper B. set C. copy D. piece请问他们的区别在哪里?

a copy of,a paper of,a piece of的区别
Will you get me a ________ of today\'s China Daily?
A. paper B. set C. copy D. piece
请问他们的区别在哪里?

c
copy 通常用在印刷品上
paper是不可数名词
piece是一张一页 在此也说的通,但没copy好