–Do we have to talk with Jack about that matter?–Yes, I think we __________.
#74145
A
can
B
may
C
should
D
could
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With the help of the smart phones, you ____ video chat with your friends on the phone.
#74218
A
can
B
must
C
need
D
should
We have hurried all the way to the airport - the flight was called off because of the foggy weather．
#62846
A
mustn’t
B
couldn't
C
needn’t
D
wouldn’t
He ________ to the cinema last night, for he stayed with me.
#62699
A
mustn’t go
B
shouldn’t have gone
C
could not go
D
couldn’t have gone
—________ I smoke here?—No. You are not allowed to smoke in public places.
#78047
A
Could
B
Must
C
May
D
Might
______green or_______in a light green room________good for us．
#77330
A
Wear；sleep；is
B
Wearing；sleeping；are
C
Wear；sleep；are
D
Wearing；sleeping；is