The book was written in 1946, _____ the education system has witnessed great changes.
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A
when
B
during which
C
since when
D
since then
推荐题目
Last Sunday I went to visit the History Museum where I saw a pot _________ about 1,000 years before.
#76755
A
so it had been
B
so had it been
C
what it had been
D
as it had been
The boy asked his mother _______ go out to relax himself or not.
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A
whether could he
B
if he could
C
that he could
D
whether he could
Mr. Brown ______ she often tells us is from a small village in England.
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A
in which
B
about which
C
on whom
D
about whom