高等继续教育 / 电子商务英语
正确率：100%
题型描述: 单选题
He is the only one of the students who ＿＿＿＿＿＿ a winner of scholarship for three years.
A.is
B.has been
C.are
D.have been
He is the only one of the students who ＿＿＿＿＿＿ a winner of scholarship for three years.
A.is
B.has been
C.are
D.have been
参考答案：
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