— Where’s Lucy ? — She ________ in the office. I saw her there just now.
#75664
A
can’t be
B
must be
C
can be
D
should be
推荐题目
---- Is Ann knocking at the door?--- No, it ______ be Ann. She has gone to Beijing.
#76806
A
can’t
B
mustn’t
C
needn’t
D
may not
It has been announced that all the students ____ put on masks before going to school in case they are infected with SARS virus.
#62892
A
shall
B
will
C
need
D
may
---Do you still remember when we went to Chong qing?----I can’t remember now but_____ sometime last summer?
#62767
A
could it be
B
might it be
C
must it have been
D
could it have been
You ___________ follow the traffic rules. Otherwise, it is dangerous for you.
#74617
A
must
B
can
C
may
D
should