In such dry weather the flowers will have to be watered if they .A. have survivedB. are t

问题补充：

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

答案：

A. have survived

(答案→)B. are to survive

C. would survive

D. will survive

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