趣味青春英语电台 Youth English 第779期(在线收听

 词汇畅谈(Vocabulary Build-up):resort

口语训练营(Everyday English):英语情景对话:你喜欢跑步吗?
语法天地(Grammar Talk):provided, as long as, in case, even if引导条件状语从句
  原文地址:http://www.tingroom.com/lesson/qwqcyy/443936.html