We'll go for a picnic if it will be fine tomorrow哪错了

问题描述:

We'll go for a picnic if it will be fine tomorrow
哪错了

改为
We'll go for a picnic if it is fine tomorrow

will be改成is
if的条件状语从句里面,用一般时表示将来

will be改成is
if的条件状语从句里面,一般将来时要用一般现在时代替