精选优质文档-倾情为你奉上一般过去时概念：表示过去经常发生、反复发生的动作、行为，以及过去某个时间里发生的动作或状态。时间状语：ago, yesterday, the day before yesterday, last week(year, night, month), in 1989, just now, at the age of 5, etc.基本结构：be动词；行为动词When he was young,he ran fast.I saw him in the park yesterday.There were 2 birds on the tree just now.She was short last year,but now she is tall.否定形式：was/were+not;在行为动词前加didnt，同时还原行为动词。She was not short last year.They were not busy last week.He did not go to work yesterday
