问题
选择题
— Must I finish my homework before I go home?
— No, you ____. But you ____ finish it before two. [ ]
A. mustn't; must
B. must; mustn't
C. needn't; must
D. needn't; mustn't
答案
答案:C
— Must I finish my homework before I go home?
— No, you ____. But you ____ finish it before two. [ ]
A. mustn't; must
B. must; mustn't
C. needn't; must
D. needn't; mustn't
答案:C