◎ 题干
— She looks very happy. She ____ have passed the exam.
— I guess so. It's not difficult after all.
A. should
B. could
C. must
D. might
◎ 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“Look!They_________ underalamp.[ ]A. sittingB. aresitingC. sitD. aresitting…”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。