练习册

  • 练习册
  • 试题
    They think maths useful subject. A. is a B. are C .is an 【查看更多】

     

    题目列表(包括答案和解析)

    They think maths _____ useful subject.
    [     ]
    A. is a
    B. are
    C. is an

    查看答案和解析>>


    同步练习册答案