I really don’t know if Mr Zhang ______.If he ______,I will ask him to

题目

I really don’t know if Mr Zhang ______.If he ______,I will ask him to
A.will
come,will comes B.will come,comes C.comes,will
comeD.comes,comes

答案

B
第一个IF 引导宾语从句,根据句意动作还没发生,故用一般将来时；
第二个IF 引导状语从句,遵循‘ 主将从现’ 原则,主语是三单,故谓语动词come 要加S
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