二、现在完成进行时的用法 1.延续:表示一个由过去某一时间开始一直延续到现在的动作,这动作有可能刚刚结束,也可能还要进行下去。 I have been living in Hawaii for ten years. 我在夏威夷已经生活了十年。 She has been burning the midnight oil to prepare for GRE. 她最近在熬夜准备GRE考试。 What happened to you?Have you been crying? 你怎么了?你是不是一直在哭?