---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
--- Have you decided which club to join?--- Not yet. I __________ go to the Music Club.
#74407
A
must
B
may
C
need
D
should
– Amazing! You _____ have won the first prize in the national English speech contest!– I’m lucky that all my efforts have finally paid off.
#62586
A
must
B
may
C
can
D
should
—Look at the boy running on the ground. Is it Davis?—It ______ be him. I saw him go to the teacher’s office just now.
#74465
A
mustn’t
B
can’t
C
could
D
might
--We need a man full of wisdom to take charge of the project.--________ the young man graduating from Harvard have a try?
#62900
A
Will
B
Shall
C
May
D
Can
—Jenny，how did your math exam go?—I thought I ________，but in fact I came in the top 10% in the class.
#63590
A
might have failed
B
couldn’t have failed
C
should have failed
D
mustn’t have failed