You will never guess who I met yesterday. My old teacher! We ______ for 20 years.是用 have not met 还是 had not met? 我认为是后者,意思是“你不会猜到我昨天见到谁,我的老师!我们用20年没见了(到昨天为止)”。但答案给的是前者。我想 We ha...
...是我在《牛津短语动词词典》中查到的例句:第一组:1.Their marriage broke down after three years.【此项列在“(谈判、婚姻等)失败、破裂”词条下。】2.Their marriage broke up after ten years.【此项列在“结束、解散”词条下。】第二组:3....
...作的进行、持续性。2.不久前正在发生的事情呢?比如:I’ve been translating this article for two hours./We have been working hard for several months.结合语境可否表示动作已经结束只不过强调动作的进行、持续性,或者表示刚刚正在发生的含义呢...