问题
选择题
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
答案:D
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:D