Question

We don’t know if she _____ home. If she ____, I’ll tell you.

A. comes; will come B. will come; will come C. comes; comes D. will come; comes

Answer 1

答案D
第一个空句意我不知道她是否会回家，动作表将来，故用
一般将来时
态；第二个空句意如果他来，我就告诉你。
条件句
应用一般现在时态表将来，主句用一般将来时态。故选D。