The government of the United States began at once to investigate the case ______ a lot of students were killed.
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A
that
B
when
C
where
D
why
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The days _______ we spent together on the farm are not easy _________.
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A
when, to forget
B
which, to be forgotten
C
that, to forget
D
/, to be forgotten
Many people who had seen the film were afraid to go tothe forest as they remembered the scenes________ people were eaten by the tiger.
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A
in which
B
by which
C
which
D
that
As a coach, you should know clearly about the direction ______ your team should develop.
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A
to which
B
from which
C
in which
D
for which
By 17:30, ______ was almost closing time, nearly all the paintings had been sold.
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A
which
B
when
C
what
D
that