The earthquake in Japan, measuring 9.0 on the Richter Scale, was so violent         cause a series of explosions of the nuclear reactors in several power stations.
#93003
A
to
B
that
C
as to
D
as that
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______ is worth doing well.
#93770
A
Whatever is worth doing at all
B
That is worth doing at all
C
What is worth doing at all
D
Whatever is worth doing it at all