◎ 题干
----What were you doing _________ 8 last night?
----- While I was wandering in the street, I noticed a wallet __________ on the ground.
A.at; layingB.on; lieC.on; laidD.at; lying
◎ 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“ ----What were you doing _________ 8 last night? ----- While I was wandering in the street, I noticed a wallet __________ on the ground.A.at; layingB.on; lie…”主要考查了你对  【介词短语】【介词】  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。