◎ 题干
Look! The ground is wet. It must have rained last night, ________?
A.hasn't it B.hadn't it
C.mustn't it D.didn't it
◎ 答案
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◎ 解析
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◎ 知识点
    根据魔方格专家分析,试题“ Look! The ground is wet. It must have rained last night, ________?A.hasn't itB.hadn't itC.mustn't itD.didn't it…”主要考查了你对  【一般疑问句】【特殊疑问句】【反意疑问句】  等知识点的理解和应用能力。关于这些知识点的“档案”,你可以点击相应的链接进行查看和学习。