练习册

  • 练习册
  • 试题
    Doctors have been researching what effect stand-up and other forms of comedy have on us. You are always making the same mistakes. 【查看更多】

     

    题目列表(包括答案和解析)

    Doctors have been researching 　　　　 effect stand-up and other forms of comedy have on us.

    A. which       B. what          C. whatever             D. whichever

     

    查看答案和解析>>

     Doctors have been researching 　　　　 effect stand-up and other forms of comedy have on us.

    A. which              B. what          C. whatever            D. whichever

    查看答案和解析>>


    同步练习册答案