问题
选择题
You ____ be hungry yet; you had a big cake only an hour ago.
[ ]
A. may not
B. mustn't
C. can't
D. needn't
答案
答案:C
You ____ be hungry yet; you had a big cake only an hour ago.
[ ]
A. may not
B. mustn't
C. can't
D. needn't
答案:C