◎ 题干
--- I can’t go for a picnic with you because something urgent has _____.
---What a shame!
A.come upB.cleared upC.stayed upD.ended up
◎ 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“ --- I can’t go for a picnic with you because something urgent has _____. ---What a shame! A.come upB.cleared upC.stayed upD.ended up…”主要考查了你对  【序数词】  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。