The book was written in 1946, ____ the education system has witnessed great charges.
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A
when
B
during which
C
since then
D
since when
推荐题目
We finished the job last night ,but it was already midnight _______I arrived home．
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A
while
B
when
C
where
D
that
You may have one of these；in other words，you have you choose．
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A
whichever
B
what’
C
no matter what
D
n。matter which
The experiment shows that proper amounts of exercise, if _____ regularly, can improve our health.
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A
being carried out
B
carrying out
C
carried out
D
to carry out
It is the temple ______ we stayed last year _________ was burnt into pieces.
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A
that, that
B
where, where
C
that, where
D
where, that