—Does your uncle still smoke?—He ____________given it up. It’s two years ever since he ____________.
#63200
A
can’t have; smoked
B
may have; smoked
C
should have; has smoked
D
should have; didn’t smoke
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—By local farmers, we hope them improve their lives.—I think it’s a good idea.
#75501
A
train; help
B
training; helping
C
training; to help
D
train; helping
If you _____ smoke, please go outside because this is a non-smoking office.
#63602
A
must
B
should
C
can
D
may
The public transportation is very convenient in that big city , so there______be any difficulty in traveling around .
#63333
A
mustn’t
B
wouldn’t
C
shouldn’t
D
needn’t
–Dad, _____ we wait until the light becomes green?--Yes, we ______ . That’s the traffic rule.
#74289
A
need, can
B
shall, must
C
must, have to
D
can, need