the number of the students much in our school every year.为什么用isn't changed 不用 doesn't change啊is 和does 分辨the number of the students() much in our school every year。

问题描述:

the number of the students much in our school every year.
为什么用isn't changed 不用 doesn't change啊
is 和does 分辨
the number of the students() much in our school every year。

请告诉我完整的句子

其实这个只要是被动和主动地区别而已,number作为物,应该是“被”改变,而不是自己去改变.