Do you know if she ()tomorrow.If she (),I'll call you

问题描述:

Do you know if she ()tomorrow.If she (),I'll call you
A.comes,is
B.comes,will be
C.will come,is
D.will come,will be

C 第一空:if意为“是否”,由tomorrow可知是将来时
第二空:if意为“如果”,if引导的条件状语从句,主句将来时,从句一般现在时