◎ 题干

--- Why didn’t Mr. Smith arrive on time for the meeting?
--- He must have been ________ on his way here in the traffic jam.
A.held upB.put up C.taken upD.given 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“--- Why didn’t Mr. Smith arrive on time for the meeting?--- He must have been ________ on his way here in the traffic jam. A.held upB.put up C.taken upD.give…”主要考查了你对  【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。