--Listen! Kate is playing the piano in the next room. --It _______________be Kate. She has gone to Hangzhou to visit the Cross-sea Bridge.
#78174
A
needn’t
B
mustn’t
C
can’t
D
shalln’t
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---who______it be that is knocking at the door? ---It_______be Father, but I’m not sure.
#62245
A
can, must
B
can, may
C
must, can
D
may, must
You ______ be hungry already--- you had lunch only two hours ago!
#63140
A
mustn’t
B
wouldn’t
C
can’t
D
needn’t
---Whose is the pencil box?---It _____ be Tom’s. Look at his name on the cover!
#76628
A
can
B
may
C
must
D
need
— I phoned you yesterday morning. A girl answered, but I didn’t recognize the voice.— Oh, it ____ my younger sister. She was in my room at that moment.
#62616
A
must have been
B
should have been
C
could have been
D
may have been