一份报纸a piece of newspaper
很多份 pieces of newspaper
newspaper 是可数名词,可以说 a newspaper
也可说,a copy of today's newspaper.
一份报纸 a piece of newspaper
很多份 many pieces of newspaper
乱弹琴。
应该是:(比如说)
a copy of the China Daily / a copy of today's China Daily
many copies of a newspaper
a piece of newspaper