问题
选择题
—_____ I come back before 6 o'clock?
—No, you _____. But you _____ be back later than 7 o'clock. [ ]
A. Need; must; must
B. May; mustn't; can't
C. Can; can't; can't
D. Must; needn't; can't
答案
答案:D
—_____ I come back before 6 o'clock?
—No, you _____. But you _____ be back later than 7 o'clock. [ ]
A. Need; must; must
B. May; mustn't; can't
C. Can; can't; can't
D. Must; needn't; can't
答案:D