问题
选择题
— Dad, can I go to the movies tonight?
— Sure, but you _____ come back home before 9 o'clock. [ ]
A. can
B. must
C. may
D. might
答案
答案：B
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— Dad, can I go to the movies tonight?
— Sure, but you _____ come back home before 9 o'clock. [ ]
A. can
B. must
C. may
D. might
答案：B