---Whose book is this?---It________ be Ning’s because it has her name on it.
#75302
A
must
B
can’t
C
might
D
could
推荐题目
---Someone is knocking at the door. Who may it be? ---It ______ be Tom. He is still in the school.
#74601
A
can’t
B
mustn’t
C
couldn’t
D
may not
Johnny, you _________play with the knife, you_________ hurt yourself.
#76255
A
won’t; can’t
B
mustn’t; may
C
shouldn’t; must
D
can’t; shouldn’t
The lady in this photo ________ be over fifty! She looks so young!
#74525
A
mustn’t
B
must
C
can’t
D
can
–Are you available at 3 tomorrow afternoon? --Sorry, I ________ a meeting at that time.
#62352
A
am having
B
will be having
C
will have
D
have
Generally my father is a mild man, but when he gets angry, he ______ be fierce.
#62859
A
can
B
should
C
must
D
shall