◎ 题干
–How come ___________?—I had to look after my sick brother.
A.didn’t you come to the party yesterday
B.did you not come to the party yesterday
C.you didn’t come to the party yesterday
D.you came to the party yesterday
◎ 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“–How come ___________?—I had to look after my sick brother.A.didn’t you come to the party yesterday B.did you not come to the party yesterdayC.you didn’t com…”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。