这幢教学大楼已经投入使用五年了 用英语怎么说
问题描述：
这幢教学大楼已经投入使用五年了 用英语怎么说
答
This teaching building has been in use for five years.
答
This teaching building has been used for five years.
答
This building has been in used for 5year.
This building is in used 5years ago
共同提高
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