精选优质文档-倾情为你奉上一般过去式及练习一、基本概念一般过去时(simple past tense)表示过去某个时间里发生的动作或状态；过去习惯性、经常性的动作、行为；过去主语所具备的能力和性格。 二、基本结构主语+动词过去式+其他 否定形式was/were+not;在行为动词前加didnt，同时还原行为动词 Did+主语+do+其他？ 例句She often came to help us in those days. I didnt know you were so busy. 一般过去式的构成形式 肯定式疑问式否定式疑问否定式I workedDid I work?I did not workDid I not work?He(she,it) workedDid he(she,it) work?He (she,it)did not workDid he(she,it)not work?We workedDid we work?We did n
