问题描述： 谁能讲解一下现在完成进行时的含义用法简明扼要,条理清晰的讲解, 1个回答 分类：英语 2014-11-11 问题解答： 我来补答 have been doing跟现在完成时一样,某动作开始于过去某个时间,但是现在还在做.而且强调说话时刻该动作正在发生.1.I have been waiting for you for 2 hours.2.You have been talking about your stupid mistake for 1 hour.3.She has been crying since you left. 展开全文阅读
