“I know she was in because I heard her radio, but she didn’t open the door.” “She___the bell.” 
#88102
A
may not be hearing
B
may not have heard
C
must not have heard
D
must not be hearing
推荐题目
The doctor suggested he ______.                   
#88170
A
not smoke
B
don’ t smoke
C
doesn’t smoke
D
no smoke
—You___________ stop me. —Even if you __________it, I won't allow you to swim across the river.
#89419
A
mustn’t; dare not do
B
may; dare not do
C
can; dare to do
D
needn't; dare do
(2009天津一中月考)一“It looks as if he were drunk.” “So it does. _____.”
#90252
A
He’d better give up drinking
B
He shouldn’t have drunk so much
C
Health is more important than drink
D
I wonder why he is always doing so