为何填the next 而不填next one?

问题描述:

为何填the next 而不填next one?
有篇文章,说的是沙漠.There may be months or even years between one rainstorm and______.答案填的是the next,为何不选next one来填呢?

关键是要有‘the’
特指相对于前面的暴风雨的下一个
也可以填'the next one',但为了方便和省略,写成'the next'