问题
选择题
He _______ more than 5,000 English words when he entered the university at the age of 15. [ ]
A. has learned
B. would have learned
C. learned
D. had learned
答案
答案:D
He _______ more than 5,000 English words when he entered the university at the age of 15. [ ]
A. has learned
B. would have learned
C. learned
D. had learned
答案:D