The number of deaths from cancer will be reduced greatly if people _________ as a creative force.

问题描述:

The number of deaths from cancer will be reduced greatly if people _________ as a creative force.
A.persuade
B.will persude
C.be persuaded
D.are persuaded

根据主将从现的原则,可以判断出来应该选D.
主句使用的一般将来时,那么if引导的条件状语从句用一般现在时态、