◎ 题干
He is the only one of the students who _____ winner of scholarship for three years.
[     ]
A. is      
B. are      
C. have been      
D. has been
◎ 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“He is the only one of the students who _____ winner of scholarship for three years.[ ]A. isB. areC. have been D. has been…”主要考查了你对  【现在完成时】【主谓一致】  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。