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题目内容
（兰州交通大学-土木工程-大学英语3）
From the date ____________ on the plates, we decided that they were made in Song Dynasty.
得分/总分
A.
marked
2.00/2.00
B.
marking
C.
having been marked
D.
to be marked
得分/总分
A.
marked
2.00/2.00
B.
marking
C.
having been marked
D.
to be marked
参考答案