find no difference还是find no differences?

问题描述:

find no difference还是find no differences?
The two photos were almost the same. I found no ___ between them.
答案是differences,用difference对吗?

不对,这里difference是共同点的意思,也许有很多共同点,所以是可数名词,应该加复数.给你还举个例子:In the end,researchers found no differences in body fat and weight between the two groups,suggesting calciu...