I’m waiting for my friend. If he I will go swimming alone.A. doesn’t comeB. won’t comeC.

问题补充：

I’m waiting for my friend. If he , I will go swimming alone.

A. doesn’t come

B. won’t come

C. will come

D. is coming

答案：

(答案→)A. doesn’t come

B. won’t come

C. will come

D. is coming

解析：if是“如果”的意思，引导是条件状语从句，其时态应该是“主将从现”，即主句用将来时，从句应该用一般现在时。故本空用一般现在时，只有A符合题意。所以本题选A。