【題目】In such dry weather, the flowers will have to be watered if they _______.

A. have survivedB. are to survive

C. would surviveD. will survive

【答案】B

【解析】

考查時態(tài)。句意：在這樣干燥的天氣里，如果想要活下來，這些花就得澆水。在if引導(dǎo)的條件句中，用be to do表示將來，故B項(xiàng)正確。

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