问题
选择题
It s unbelievable that so young a professor ______ make such great progress in the scientific field.[ ]
A. will
B. may
C. should
D. need
答案
答案：C
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It s unbelievable that so young a professor ______ make such great progress in the scientific field.[ ]
A. will
B. may
C. should
D. need
答案：C