◎ 题干
— Did Jerry______any magic tricks yesterday?
—No, but he______  a song.
A.performed; sangB.performed; sing
C.perform; sangD.perform; sing
◎ 答案
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◎ 解析
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◎ 知识点
    根据n多题专家分析,试题“— Did Jerry______any magic tricks yesterday?—No, but he______ a song.A.performed; sangB.performed; singC.perform; sangD.perform; sing…”主要考查了你对  【实义动词的单数第三人称形式】【实义动词】【动词短语】  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。