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  • 更新 2022-09-03
  • 科目 英语
  • 题型 单选题
  • 难度 中等
  • 浏览 1406

By the end of last year, another new gymnasium________ in London.

A.have been completed B.were completed
C.had been completed D.was completed
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Bytheendoflastyear,anothernewg