If you _____swimming this summer,don't into water when you alone._英语解答

If you _____swimming this summer,don't into water when you alone.
A will go B go C goes D went.选哪个?为什么?

人气：117 ℃　时间：2020-03-22 02:09:04

解答

B
if 引导的条件状语从句拥一般现在时