He _____ without saying good-bye to them, for he always has good manners.
A.mustn’t have left
B.may not leave
C.shouldn’t have left
D.can’t have left
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◎ 解析
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◎ 知识点
根据n多题专家分析,试题“ He _____ without saying good-bye to them, for he always has good manners.A.mustn’t have leftB.may not leaveC.shouldn’t have leftD.can’t have left…”主要考查了你对 【虚拟语气】,【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。
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