问题
选择题
He is student at Oxford University, _____ for a degree in computer seience. [ ]
A. studied
B. studying
C. to have studied
D. to be studying
答案
答案:B
He is student at Oxford University, _____ for a degree in computer seience. [ ]
A. studied
B. studying
C. to have studied
D. to be studying
答案:B