It was very kind of you to do the washing-up but you _____ it
#62541
A
needn’t do
B
shouldn’t do
C
mustn’t have done
D
needn’t have done
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It’s nothing serious. You’ve just caught.          a cold. 
#77966
A
a bit
B
a bit of
C
a little
D
a little of
She __________ have left school, for her bike is still here.
#63156
A
can’t
B
wouldn’t
C
shouldn’t
D
needn’t