— Where is Bob? I cannot find him anywhere. — He ________ have been off long. I heard him make a call just now.
[ ]
A. shouldn't B. can't C. mustn't D. needn't
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◎ 知识点
根据n多题专家分析,试题“— Where is Bob? I cannot find him anywhere.— He ________ have been off long. I heard him make a call just now.[ ] A. shouldn'tB. can'tC. mustn'tD. nee…”主要考查了你对 【情态动词】 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。
◎ 相似题
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