we will go for a picnic if it --- tomorrowa\ doesn't rainb\ wasn't rainyc\ won't raind\ wasn't raining请您说明理由好吗?

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we will go for a picnic if it --- tomorrowa\ doesn't rainb\ wasn't rainyc\ won't raind\ wasn't raining请您说明理由好吗?
we will go for a picnic if it --- tomorrow
a\ doesn't rain
b\ wasn't rainy
c\ won't rain
d\ wasn't raining
请您说明理由好吗?

we will go for a picnic if it --- tomorrowa\ doesn't rainb\ wasn't rainyc\ won't raind\ wasn't raining请您说明理由好吗?
主句一般将来时,从句一般现在时,
排除BCD
选择A:doesn't rain

选a, 主句用将来时,从句用一般时态

选c
这是一个if引导的条件状语从句
主句可用一般将来时,从句可用一般现在时,c是一般将来时。

We will go for a picnic if it --- tomorrow.
答案:A
解析:主将从现 if 引导的句子为从句
中文:如果明天天气好,我们将去野餐。