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I don't know if he ________. He will come if it ________.

[  ]

A.comes. won't rain

B.will come, doesn't rain

C.comes, doesn't rain

D.will come, won't rain

答案:B
解析:

根据英语动词时态的呼应规律,第一句中主句为一般现在时,宾语从句表示将来的动作要用一般将来时;第二句中主句是将来时,条件状语从句要表示将来的动作要用一般现在时代替一般将来时.


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