◎ 题干
——Who       it be that is knocking at the door?
——It       be Father, but I’m not sure.
A.can; must B.can; may C.must; can D.may; must
◎ 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“——Whoit be that is knocking at the door?——Itbe Father, but I’m not sure. A.can; mustB.can; mayC.must; canD.may; must…”主要考查了你对  【强调句】  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。