When television was first introduced, the extent _______ it would affect society could not have been foreseen.
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A
of which
B
of what
C
to which
D
in which
推荐题目
Gun control is a subject ___ Americans have argued for a long time.
#77498
A
of which
B
with which
C
about which
D
into which
On the other side of the street stand more than 180 houses, _______are in poor condition now.
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A
of which half
B
which half of
C
half of them
D
of them half
The government has decided to build a modern cinema___ many migrant workers live.
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A
in which
B
that
C
where
D
when
