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问题: 求助一道单选

- Look! Everything here is under construction.
- Oh, has the museum once ___ for exhibiting Nanning kites been pulled down, too?
A. being built B. been built
C. having been built D. built
答案选D,B不对吗?

解答:

has the museum once _built__ for exhibiting Nanning kites been pulled down, too?
这句话如果还原: the museum once _built__ for exhibiting Nanning kites has been pulled down, too?
once _built__ for exhibiting Nanning kites是过去分词作定语。