练习册

  • 练习册
  • 试题
    The boss appeared the accident and was not surprised at the news. A. to know B. to have known C. knowing D. having known 【查看更多】

     

    题目列表(包括答案和解析)

    The boss appeared ______ the accident and was not surprised at the news.

    A. to know　

    B. to have known 　

    C. knowing 　 　

    D. having known

    查看答案和解析>>


    同步练习册答案