—I want to know if I _______________smoke here. —No, you ______________. Could you see the sign “ No Smoking” there?
#76671
A
can; needn’t
B
must; can’t
C
shall; won’t
D
can; mustn’t
推荐题目
Lucy’s colour ________blue because she likes to be the leader, so it __________red.   
#77316
A
can’t be, must be
B
can’t be, mustn’t be
C
should be , must be
D
must be, can’t be
 I told Sally how to get here, but perhaps I ______for her.
#62233
A
had to write it out
B
must have written it out
C
should have written it out
D
ought to write it out
----Must I hand in our homework today?--- No, you ______.
#75787
A
mustn’t
B
needn’t
C
can’t
D
shouldn’t