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题目内容
（石家庄铁道大学大学英语1）
It _____ quite a few years _____ the accused was declared innocent and set free.
A、 was; since
B、 is; that
C、 will be; when
D、 was; before
A、 was; since
B、 is; that
C、 will be; when
D、 was; before
参考答案