(2013·哈尔滨四校高三统一检测)The old man often looked back on the past days ________ he worked hard to make a living.
#75392
A
which
B
when
C
where
D
that
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_____ in the library regulations that any book borrowed be returned by due time, or the borrower will be fined．
#78012
A
What is required
B
It is required
C
As is required
D
Which is required
Living in Western China certainly has its problems, _________obtaining water is not the least.
#78487
A
of which
B
where
C
as
D
whose
You were rude to your sister, _____you should make an apology to her.
#77389
A
whom
B
for which
C
for whom
D
which
The house ________ I grew up has been taken down and replaced by an office building.
#78317
A
that
B
in that
C
which
D
in which
Shy people often avoid situations would force them into close contact with other people．
#76271
A
which
B
where
C
when
D
what