练习册

  • 练习册
  • 试题
    Exploring space is exciting, yet dangerous. There is need for both robots and humans for space exploration. A. the; a B. a; a C. /; a D. /; the 【查看更多】

     

    题目列表(包括答案和解析)

    Exploring _____space is exciting, yet dangerous.

           There is _____need for both robots and humans for space exploration.

           A. the; a         B. a; a               C. /; a            D. /; the

    查看答案和解析>>

    Exploring ________space is exciting, yet dangerous. There is ________need for both robots and humans for space exploration.

    A. the; a????????????? ????????????? ???? B. a; a????????????? ???? ????????????? ?? C. /; a????????????? ????????????? ?????? D. /; the

     

    查看答案和解析>>

    Exploring ________ space is exciting, yet dangerous. There is _______need for both robots and humans for space exploration.

    A．the; a            B．a; the             C．/; a              D．/; /

     

    查看答案和解析>>

    Exploring _____space is exciting, yet dangerous. There is _____need for both robots and humans for space exploration.


    1. A.
      the; a
    2. B.
      a; a
    3. C.
      /; a
    4. D.
      /; the

    查看答案和解析>>

    Exploring ________space is exciting, yet dangerous. There is ________need for both robots and
    humans for space exploration.
    [     ]
    A. the; a  
    B. a; a    
    C. /; a  
    D. /; the

    查看答案和解析>>


    同步练习册答案