At the party,John made up a joke,________ people burst out laughing.
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A
on which
B
by which
C
at which
D
from which
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A book I read last year,_______name l can't remember, changed my idea about time.
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A
which
B
that
C
whose
D
what
Saving and recycling are long-term projects _______ determination matters a great deal.
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A
that
B
which
C
whose
D
where
