.第四讲:一般过去时一、定义 :表示过去某个时间里发生的动作或存在的状态,也表示过去经常或反复发生的动作。1. 表示过去某个时间里发生的动作或存在的状态:e.g. He was twelve last year. She was at work.2. 表过去经常或反复发生的动作:e.g. She often came to help us in those days. Mrs. Peter always carried an umbrella.二、 常与一般过去时连用的词:1. 时间状语ago( two hours ago (一段时间 +ago) yesterday( morning,afternoon,evening ) the day before yesterdaylast week,last(year,night,month )具体时间(如Jan.fourth) just nowat the age of 10(过去时间段 ) one daylong agoonce upon a timethis mo