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In such dry weather, the flowers will have to be watered if they . A. have survi

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In such dry weather, the flowers will have to be watered if they . A. have survi

In suchdry weather, the flowers will have to be watered if they __________.

A. havesurvived   B.are to survive

C.would survive   D.will survive

 

试题答案

答案:B

提示:
if引导的条件状语从句中不能用将来时态,但可用be+不定式形式。