问题
选择题
—Can I go to the movie, Mum?
—Certainly. But you be back by ten o'clock. [ ]
A. can
B. may
C. might
D. must
答案
答案:D
—Can I go to the movie, Mum?
—Certainly. But you be back by ten o'clock. [ ]
A. can
B. may
C. might
D. must
答案:D