职教组卷基于海量职教高考试题库建立的在线组卷及学习系统
职教组卷
  • 题型:英语知识运用 题类:月考试卷 难易度:易

    By the time the researchers discovered the tomb of Cao Cao, it______ of almost everything it contained by the robbers.
    A. has been emptied     B. emptied    C. had been emptied      D. would empty
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