The boy the first prize, but he was so careless as to make a foolish mistake.
A.must have gained
B.need have gained
C.could have gained
D.shall have gained
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◎ 知识点
根据n多题专家分析,试题“The boy the first prize, but he was so careless as to make a foolish mistake.A.must have gainedB.need have gainedC.could have gainedD.shall have gained…”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。
◎ 相似题
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