—______ you help me mend the radio? —Yes, I can. 
#74854
A
May
B
Might
C
Must
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