— _______ we clean the classroom at once? — No, you _______. You _______ clean it after school.
#78132
A
Must; needn’t; may
B
Must; mustn’t; can.
C
Shall; can’t; must
D
Need; mustn’t; may
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The boss said to the secretary “If you work well, you ______ have a rise.”
#63662
A
must
B
ought
C
would
D
shall
—Is that boy Alan?—No, it ______ be him. He left for Beijing yesterday.
#74514
A
can’t
B
shouldn’t
C
needn’t
D
mustn’t
-----Who has made a mess in my room? -----Who else it but your naughty son?
#63521
A
could do
B
could have done
C
did
D
had done