we'll ll have a picnic if it -------- rain tomorrow.don't B：doesn't C:won't D:isn't正确答案应该选B,我记得凡是以tomorrow这个单词结尾的不都是一般将来将来时吗,为什么不选C呢?

we'll ll have a picnic if it -------- rain tomorrow.don't B：doesn't C:won't D:isn't正确答案应该选B,我记得凡是以tomorrow这个单词结尾的不都是一般将来将来时吗,为什么不选C呢?
we'll ll have a picnic if it -------- rain tomorrow.don't B：doesn't C:won't D:isn't
正确答案应该选B,我记得凡是以tomorrow这个单词结尾的不都是一般将来将来时吗,为什么不选C呢?

we'll ll have a picnic if it -------- rain tomorrow.don't B：doesn't C:won't D:isn't正确答案应该选B,我记得凡是以tomorrow这个单词结尾的不都是一般将来将来时吗,为什么不选C呢?
B
主句和从句都是将来时时,主句为将来时,从句为一般现在时,所以选B