高等继续教育 / 经贸英语
正确率：100%
题型描述: 单选题
We have ＿＿＿＿ that marble is ＿＿＿＿ in your country in the manufacturing of art objects.
A.been informed … importing and using
B.been informing … imported and used
C.informed … being imported and used
D.been informed … being imported and used
We have ＿＿＿＿ that marble is ＿＿＿＿ in your country in the manufacturing of art objects.
A.been informed … importing and using
B.been informing … imported and used
C.informed … being imported and used
D.been informed … being imported and used
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