if you ___________ smoking and drinking,your health will improve soon.

问题描述:

if you ___________ smoking and drinking,your health will improve soon.
A) gave up
B) give up
C) had given up
D) will give up

if you ___________ smoking and drinking,your health will improve soon.
选B
if引导的条件状语从句,主将从现
所以从句用一般现在是