1、一般过去式句子的结构: 主语 + 动词过去式( be 动词的过去式/ 行为动词的过去式)。
2、如: She was a student two years ago. We were on the farm last week.We sang at the party yesterday.否定形式 ①was/were+not; ②在行为动词前加didn't,同时还原行为动词 一般疑问句 ①Did+主语+do+其他,②WasWere+主语+ do sth。
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