问题
选择题
A: Mum, _____ I watch TV now?
B: No, you . You _____ finish your homework first. [ ]
A. may, can't, must
B. can, can't, may
C. must, needn't, must
D. may, mustn't, can
答案
答案:A
A: Mum, _____ I watch TV now?
B: No, you . You _____ finish your homework first. [ ]
A. may, can't, must
B. can, can't, may
C. must, needn't, must
D. may, mustn't, can
答案:A