-- May I smoke here?-- If you____, that's the smoking section over there.
#87284
A
should
B
could
C
may
D
must
推荐题目
What if you _____ to send an essay with your application? Would you have been rejected?
#86809
A
forget
B
would forget
C
had forgotten
D
should forget
—Shall we go skating or stay at home?—Which do yourself?
#89658
A
do you rather
B
would you rather
C
will you rather
D
should you rather
According to the air traffic rules, you ___ switch off your mobile phone before boarding.
#87048
A
may
B
can
C
would
D
shall
We ________ the difficulty together，but why didn't you tell me?
#86554
A
should face
B
might face
C
could have faced
D
must have faced
Were it not for the debt, we ______a happy life:
#90303
A
are living
B
would live
C
were living
D
will live