she told me that she would not go with us if it ( ) the next day.a.rained b.would rain c.r...

题目

she told me that she would not go with us if it ( ) the next day.a.rained b.would rain c.r...
she told me that she would not go with us if it ( ) the next day.
a.rained
b.would rain
c.rains
d.would be raining
选哪个并且解释一下为什么不能选其它几个或是不恰当

答案

A,
原则：if解释为如果,引导条件状语时,用“主将从现”原则,即主句是将来时态,从句时现在时态
拓展：主句用过去将来时态,从句一般过去时态也是可以的.