问题描述：
This is a photo of the power station that ________in my hometown.
This is a photo of the power station that ________in my hometown.
A.has set up B.has been set up C.was set up D.is set up
答案给的是B,为什么不选C?C也讲得通啊
This is a photo of the power station that ________in my hometown.
A.has set up B.has been set up C.was set up D.is set up
答案给的是B,为什么不选C?C也讲得通啊
问题解答：
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