--- Would you mind if I smoked here?---I am afraid…, but if you________.
#63164
A
will
B
must
C
would
D
may
推荐题目
Today is Wednesday. He _____ be at home. He _____ be at school.
#76066
A
can't; can
B
can't; must
C
mustn't; must
D
mustn't; can
-Must I make the writing plan now? - No, you______. You______ finish it tomorrow.
#74957
A
needn’t, must 
B
don’t have to, may
C
mustn’t, may
D
mustn’t, must
—I didn’t tell him the news.—Oh, you ought _______.
#63528
A
to   
B
not to
C
not to have  
D
to have