练习册

  • 练习册
  • 试题
    由if或whether引导的宾语从句.If和whether在句中的意思是“是否 .例如: I want to know if he lives there. He asked me whether (if) I could help him. 【查看更多】

     

    题目列表(包括答案和解析)


    同步练习册答案