练习册

  • 练习册
  • 试题
    He built a telescope which he could study the skies. 【查看更多】

     

    题目列表(包括答案和解析)

    He built a telescope _____ he could study the skies.
    [     ]
    A. by it
    B. through which
    C. with that
    D. in which

    查看答案和解析>>


    同步练习册答案