练习册

  • 练习册
  • 试题
    ---The window is dirty. ---I know. It for weeks 【查看更多】

     

    题目列表(包括答案和解析)

    ---The window is dirty.

    ---I know. It 　　　for weeks.

    　 A. hasn’t cleaned　 B. didn’t clean　　 C. wasn’t cleaned　 D. hasn’t been cleaned

    查看答案和解析>>


    同步练习册答案