问题
选择题
—I just found an MP4 on my desk. Whose MP4 is this?
— Oh, that _____ be John's. He's'been looking for his MP4 for an hour. [ ]
A. must
B. might
C. can't
答案
答案:A
—I just found an MP4 on my desk. Whose MP4 is this?
— Oh, that _____ be John's. He's'been looking for his MP4 for an hour. [ ]
A. must
B. might
C. can't
答案:A