I didn't see your sister at the party. If she __, she would have met my brother.
#87370
A
has come
B
had come
C
did come
D
came
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They received demands that the work ________ at once.
#86906
A
must be done
B
would be done
C
had been done
D
be done
Tom , you_______ leave all your clothes on the floor like this !
#90440
A
wouldn’t
B
mustn’t
C
needn’t
D
may not