In temperate climetes,_____begins as hail or snow.

问题描述:

In temperate climetes,_____begins as hail or snow.
A)nearly all rain
B)it rains nearly all
C)there is rain nearly all
D)nearly as all the rain
知道选A应该是正确的,但不知道为什么选A,
感觉D也有点正确.请问这是个什么语法点?

nearly all rain 是泛指所有的雨,而nearly as all the rain是特指