练习册

  • 练习册
  • 试题
    Do you know the difficulty he has what eco-travel means? A. understand B. understood C. to understand D. understanding 【查看更多】

     

    题目列表(包括答案和解析)

    Do you know the difficulty he has       what eco-travel means?

    A. understand      B. understood            C. to understand         D. understanding

     

    查看答案和解析>>

    Do you know the difficulty he has       what eco-travel means?

    A. understand      B. understood            C. to understand         D. understanding

    查看答案和解析>>


    同步练习册答案