Question

【题目】I don't know if he. If he, I will tell him about it.
A.comes; comes
B.will come; comes
C.comes; will come
D.will come; will come

Answer 1

【答案】B
【解析】句意：我不知道他是否来。如果他来我会告诉他这件事情。此题综合性比较强，既考查了if引导的宾语从句，也考查了if引导的条件状语从句。前半句是宾语从句重点考查从句的时态问题，根据句意应用将来时；后半句是条件状语从句，考查从句的时态要用一般现在时故选B。