◎ 题干
— I had thought he would be nervous in this speech competition, but he turned out to be calm.
— He _____ quite enough preparation for it.
[     ]
A. should do
B. must do
C. should have done
D. must have done
◎ 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“— I had thought he would be nervous in this speech competition, but he turned out to be calm.— He_____ quite enough preparation for it. [ ]A. should do B. mu…”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。