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  • 更新 2022-09-03
  • 科目 英语
  • 题型 单选题
  • 难度 较易
  • 浏览 263

Mary opened the door. There______ she had never seen before.



A.a boy did stand
B.did a boy stand
C.a boy stood
D.stood a boy

 

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Maryopenedthedoor.Thereshehadn