资源简介

一般过去时
1.定义 过去某个时间里发生的动作。
过去经常性、习惯性动作。
2.结构 ①主语＋V（过去式）
②主语+was/were+其他
例句： 1.I ate,slept and watched Bilibili yesterday.① 2.I like making Tiktok videos.① 3.Demi was a doctor 5 years ago.② 4.We were afraid of failing the test.②
3.变化规则
1）规则变化
变化 原形 过去式 过去分词
直+-ed work worked worked
去e+-ed live lived lived
双+-ed drop dropped dropped
“辅音字母+y”改y为i+-ed cry cried cried
study studied studied
2）不规则变化
AAA cost cost cost
hurt hurt hurt
ABB lose lost lost
build built built
ABC eat ate eaten
fall fell fallen
ABA come came come
run ran run
AAB beat beat beaten
4.标志词
yesterday 昨天
just now 刚刚 last week/year上周/去年
XX ago 多久之前
in+过去时间 在某时间
when I was... 当我...
口诀：昨天刚刚last前，in+过时when字连
5.句型转换
口诀1：有 be提be
肯定式 was/were
否定式 was/were not = wasn’t/weren't
一般疑问句 was/were提前
回答 Yes,sb was/were、No,sb wasn't/weren't”t
口诀2：无be求助
肯定式 主语+过去式
否定式 主语+didn't+V
一般疑问句 Did+主语+V
回答 回答 Yes,sb did/No,sb didn't

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