I don’t know if Mr Wang here tomorrow . If he please tell me.A. comes comesB. will co

问题补充：

I don’t know if Mr Wang here tomorrow . If he , please tell me.

A. comes , comes

B. will come ,comes

C. comes , will come

D. will come ,will come

答案：

A. comes , comes

(答案→)B. will come ,comes

C. comes , will come

D. will come ,will come

解析：if既可以引导宾语从句又可以引导状语从句。if充当宾语从句的连接词时，相当于whether，词义为“是否”，遵循宾语从句的时态规则，可根据语境选择任何时态；充当从属连词，引导条件状语从句时，词义为“如果”，若主句中的谓语动词用一般将来时，则从句中的谓语动词通常用一般现在时表示将来。