◎ 题干
---Why do you come back so late?
---Because there were too many people in the supermarket, and I had to _____to pay for the things.
A.wait in lineB.cut in lineC.stand upD.speak loudly
◎ 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“---Why do you come back so late? ---Because there were too many people in the supermarket, and I had to _____to pay for the things.A.wait in lineB.cut in lineC…”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。