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A huge amount of oil was spilt on the East Sea, the causes of ______ are still under investigation.
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A
it
B
that
C
which
D
whom
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I think I have reached the point,    I enjoy seeing the scenery of the city.
#78695
A
When
B
Where
C
Which
D
that
____is well known, Taiwan is part of China.
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A
As
B
That
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Which
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My friend introduced two new films to me,         seemed to be touching judging from the name.
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A
none of which
B
either of that
C
neither of which
D
both of them
I have many foreign friends,         some are businessmen.
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A
of them
B
from which
C
who of
D
of whom
By 16:30, ______was almost closing time, nearly all the paintings had been sold.
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A
which
B
when
C
what
D
that