---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
推荐题目
–– ________ I come back before 6 o’clock?–– No, you _______ . But you ______ be back later than 7 o’clock.
#75632
A
Need; must; must
B
May; mustn’t; can’t
C
Can; can’t; can’t
D
Must; needn’t; can’t
If you don't know the word, you can _____ in the dictionary.
#75135
A
look it after
B
look at it
C
look for it
D
look it up
—I think the man over there must be Bob. -- It_______ be him. He has______ to Australia.
#78073
A
can’t, gone
B
can’t, been
C
may not, been
D
mustn’t, gone
—Has Mr.Tom White arrived ? ---- Yes ,already . ______he wait outside or just come in ?
#62772
A
Shall
B
May
C
Could
D
Must
--I have to go now to pick up my daughter.--If you ________ go, at least wait till the rain stops.
#62594
A
can
B
may
C
should
D
must