题目内容：

英语18.In such dry weather,the flowers will have to be watered if they ______.
18.In such dry weather,the flowers will have to be watered if they ______.
A.have survived B.are to survive C.would survive D.will survive
为什么?

优质解答

B if引导的条件状语从句不能用will,would 引导的将来句,也不能用现在完成时,所以A.C.D排除,选A