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 Parents should pay attention to the cases _______ their children have difficulty adapting to new surroundings.
#76184
A
where
B
as
C
why
D
when
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I wish to thank your student Tom, without _______ rescue couldn’t be offered to my drowning boy so soon.
#77461
A
whose
B
which
C
whom
D
who
Is this school________ I visited last year?
#78289
A
that
B
in which
C
the one
D
where
The American girl       father is an engineer is my pen friend．
#78227
A
who
B
whose
C
that
D
which
The new buyer identified a dozen new sources for the material, ___________ proved to be reliable．
#75889
A
most of them
B
most of which
C
most of whom
D
most of those
This is the only article _____ was written by him.
#76677
A
who
B
whom
C
which
D
that