小升初英语专题考点讲解课件时态一般过去时
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小升初时态专题复习一般过去时态一、知识点讲解:重点、考点:一般过去时态(一)概念1.表示在过去某个时间发生的动作或存在的状态。
2.也表示过去时间里经常或反复发生的动作。
例如:I watched TV last night. 我昨天晚上看电视。
What did you do yesterday? 你昨天做了什么?They went to Beijing last year. 他们去年去了北京。
(二)标志词(一般过去时的常用时间)(三)动词过去式一般过去时句子中谓语动词用相应的过去式形式。
1、规则变化:(动词过去式的变化可速记为“直”、“去”、“改”、“双”四字诀。
)词尾辅音字母,再+ed2、不规则变化:①常见的拼写不变动词(AA型)letlet putput costcost cutcut hithit hurthurt readread②其他不规则(AB型)am/is was arewere dodid gowenthavehad ecame makemade taketook[来源:学. knowknew leaveleft loselost learn learned swimswam runran getgot sitsatsaysaid seesaw sellsold sendsentbuybought thinkthought teachtaught bringbroughteatate drawdrew drinkdrank drivedrovesingsang speakspoke standstood wakewokefallfell feelfelt findfound givegavewinwon willwould shallshould cancouldflyflew hearheard keepkept sleepslept(四)时态与句型1、谓语动词是be动词时,一般过去时的构成形式,详见下表:一般过去时的构成形式: be 动词肯定式疑问式否定式I was... Was I ...? (或Were you ...?) I was not ...He / She / It was... Was he / she / it ...? He / She / It wasn't ...We / You / They were ... Were we / you / they ...? We / You / They weren't ... 即:主语+be(过去式)+其他否定句:主语+be(过去式)+not+其他(wasn’t weren’t)一般疑问句:Be(过去式)+主语+其他(第一人称变为第二人称)特殊疑问句:疑问词+Be(过去式)+主语+其他(第一人称变为第二人称)例如:I was at home yesterday evening.否定句:I was not at home yesterday.一般疑问句:Were you at home yesterday? Yes, I was. / No, I wasn’t.特殊疑问句:Where were you yesterday evening? I was at home.2、谓语动词是实义动词时(句中没有be动词),一般过去时的构成形式,详见下表:一般过去时的构成形式: 实义动词肯定式疑问式否定式I worked ... Did you (或I) work ...? I didn't work ...He /She /It worked ... Did he / she / it work ...? He / She / It didn't work ...We / You / They worked ... Did you / we / they work ...? We / You / They didn't work ... 即:主语+实义动词过去式+其他否定句:主语+didn’t+动词原型+其他一般疑问句:Did +主语+动词原形+其他(第一人称变为第二人称)特殊疑问句:疑问词+ did +主语+动词原形+其他(第一人称变为第二人称)例如:I watched TV last night.否定句:I didn’t watch TV last night.一般疑问句:Did you watch TV la st night? Yes, I did. / No, I didn’t.特殊疑问句:What did you do last night? I cleaned my room.二、课堂练习:I、写出下列单词的过去式形式。