---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
(2013·辽宁，31)Harry is feeling uncomfortable.He________too much at the party last night.
#62495
A
could drink
B
should drink
C
would have drunk
D
must have drunk
— Must they clean and tidy the classroom now? — No, they . It after school in the afternoon.
#78237
A
mustn’t; must clean
B
needn’t; must clean
C
mustn’t; need be cleaned
D
don’t have to; can be cleaned
—— Where is your father? —— He has gone to the supermarket. He __________ at home.
#74996
A
must be
B
mustn’t be
C
can be
D
can’t be
I ________ be a little bit slow, but at least I don’t make stupid mistakes.
#62957
A
should
B
may
C
must
D
need
(2013·安徽师大附中高三七模)Don't use water to put out the fire if oil catches fire. As is known, oil ________ float on water.
#62449
A
shall
B
must
C
may
D
will