一般过去时Emily版.pptVIP

The Present Perfect Tense  现在完成时 Are you French? I’m an engineer. Are you a teacher? Were you a teacher 7 years ago? I was an engineer a year ago. Was he absent from school last week? 一般过去时主要表示过去某时发生的动作或状态。 一般过去时 一、定义与讲解 过去某个时间所发生的动作或存在的状态。 He was a worker two years ago. 2. 过去一段时间内，经常性或习惯性的动作。 When I was a child, I played with him. . 3. 谈到已故人的情况时多用过去时。 Lu Xun was a great writer 4.有些发生时间不是很清楚的情况，实际是过去发生的，也应用过去时态。 What did you say? 一般过去时: 一般过去时的时间状语：（四个关键词） ago yesterday last before 基本结构 Be动词情况 主语+be动词的过去式（was\ were)+ 表语与过去连用的时间 They were students 20 years ago. I was tired yesterday. 实义动词情况 主语+行为动词的过去式+与过去连用的时间 I visited my grandparents last week. 请记忆~~~ 请记忆~~~ Be动词变化情况 Is he absent from school? Was he absent from school? is-------was 构成：由动词的过去式表示。 一般过去时动词的变化规则： 1. be动词的过去式为was, were ； am——— is——— was are———were 2.行为动词变过去式的规则： 规则动词和不规则动词 was ①直接在词尾加-ed。如: want—wanted ②以不发音的e结尾的在词尾加-d。 如：like—liked, live—lived, use—used ③以一个元音字母加一个辅音字母结尾的重读闭音节动词，先双写结尾的辅音字母，再加-ed。如：stop—stopped, trip—tripped ④以辅音字母加y结尾的动词，先把y变成i，再加-ed。如：study—studied, carry—carried, hurry—hurried, marry—married （3）不规则动词（约150个，他们的过去式基本无规则可循，需记忆。以下是常用词的不规则变化）： am/is-was, are-were do-did, see-saw say-said, give-gave get- got, go-went come-came, have-had eat-ate, take-took 练习 一、写出下列动词的过去式 （1）buy __ ____（2）get _______ （3）walk ___ ____ （4）take ______ （5）write _______ （6）run _______ （7）swim _______ （8）find________ （9）begin ____ ___（10）study _____ （11）does_________ （12）throw________ （13）fly_______ （14）go________ 一般过去时句型转换 肯定句变否定句： 有be动词was \ were 直接在be动词后+not He was at the butcher’s yesterday. He wasn’t at the butcher’s yesterday. 2. 没有be动词，找助动词did,在did后面+not I washed my clothes yesterday. I didn’t wash my clothes yesterday. 一般过去时句型转