It’s reported that Zhengzhou West Railway Station by the end of last year.
- A.has been completed
- B.is completed
- C.completed
- D.had been completed
答案
正确答案：D
知识点：过去完成时
此题的句意是“据报道郑州西火车站去年年底建成了。”根据句意和时间状语by the end of last year，时态应用过去完成时，火车站是被建成的，所以用be completed，综上应用had been completed。
略
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