Students ___________ remain in their seats until all the papers have been collected.
#63046
A
may
B
shall
C
need
D
can
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I _____ have watched that movie --- it’ll give me horrible dreams.
#63539
A
couldn’t
B
needn’t
C
shouldn’t
D
mustn’t
One ought ________ for what one hasn't done.
#62937
A
not to be punished
B
to not be puished
C
to not punish
D
not be punished