— May I smoke here?— No, you ______ . This is a no-smoking room.
#75754
A
needn’t
B
mustn’t
C
couldn’t
D
wouldn’t
推荐题目
-----You ______ it up during the meeting------I_______ know it was so sensitive an issue. 
#62907
A
might not have brought ;don’t
B
needn’t have brought;don’t
C
shouldn’t have taken,didn’t
D
shouldn’t have brought ,didn’t
---Be polite . You _____ talk to the old like that !  ---Sorry , I won’t .
#75286
A
needn’t
B
wouldn’t
C
mustn’t
D
couldn’t
--- Can you make a kite for me?--- Sorry, I _____.
#75948
A
needn’t
B
can’t
C
mustn’t
D
shouldn’t