— I want to know if I        smoke here.— No, you       . Could you see the sign “NO SMOKING” there?
#63025
A
can; needn’t
B
must; can’t
C
shall; won’t
D
may; mustn’t
推荐题目
—I don’t mind telling you what I know. —You _____. I can manage it myself. 
#63188
A
mustn’t
B
ought not to
C
can’t
D
don't have to
His failure suggested that he   the teacher’s suggestions.
#62975
A
can’t have followed
B
needn’t follow
C
mustn’t have followed
D
shouldn’t follow