---Look. The man at the gate _____ be our headmaster. He is always standing there every morning.---No. it ____ be him. He is having a meeting in the office now.
#78230
A
must; can’t
B
must; mustn’t
C
can’t; can’t
D
can’t; mustn’t
推荐题目
Looking after very young children _____ be very annoying sometimes, but you’ll get used to it after a while.
#62887
A
must
B
should
C
shall
D
can
--- This must be a footprint of a tiger. --- It ____ be. A tiger’s should be much larger and deeper than this.
#62711
A
mustn’t
B
won’t
C
shan’t
D
can’t
–Do you think we are going the right way to the Forbidden City? —Sorry, I’m not sure．But it _______ be．
#63668
A
might
B
will
C
must
D
can
You have worked for a long time. You ____________ be very tired.
#74757
A
must
B
can’t
C
could
D
mustn’t