问题描述：
It is -------work of art that everyone wants to have a look at in
A.a so usual B.such an unusual C.so unusual D.such unusual
请告诉我为什么选择这个的理由,
A.a so usual B.such an unusual C.so unusual D.such unusual
请告诉我为什么选择这个的理由,
问题解答：
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