《一般过去时课件 牛津译林版英语七年级下册.pptx》由会员分享，可在线阅读，更多相关《一般过去时课件 牛津译林版英语七年级下册.pptx（15页珍藏版）》请在taowenge.com淘文阁网|工程机械CAD图纸|机械工程制图|CAD装配图下载|SolidWorks_CaTia_CAD_UG_PROE_设计图分享下载上搜索。
1、一般过去时一般过去时The Past tenseThe Past tense一、定义：动词的一般过去时态表示过去发生的动作、情况或存在的状态。行为动词(即实义动词)的过去式没有人称和数的变化。注意所有时态都是通过动词动词变化来表现的二、基本结构：1.主语+was/were(not)+其他.eg:I was a puipl two years ago.eg:You were not so fat long long ago.Was/Were you.?Yes,sb.was/were.No,Sb.wasnt/werent.一般疑问句-Were you a pupil two years ago?-
2、Yes,I was.No,I werent.当主语为第一人称时，变一般疑问句时需要把was改were哦！二、基本结构：2.主语+实义动词过去式+其他.一般疑问句：Did+主语+动词原形+其他？肯定回答：Yes,主语+did.否定回答：No,主语+didnt.主语+didnt+动词原形+其他eg:I had breakfast two hours ago.eg:I didnt meet you just now.一般疑问句-Did you have breakfast?-Yes,I did.No,I didnt.1.Lucy did her homework at home.(改否定句)Lucy
3、 _ _ her homework at home.2.He found some meat in the fridge.(变一般疑问句)_ he _ _ meat in the fridge?3.She stayed there for a week.(对划线部分提问)_ _ _ she _ there?4.There was some orange in the cup.(变一般疑问句)_ there _ orange in the cup?didnt doDid find any How long didstayWas any Have a try:三、基本用法：1.在过去某一时间内发生
4、的动作：在过去某一时间内发生的动作：eg:He got home at ten oclock last night.2.表示过去经常或反复发生的动作表示过去经常或反复发生的动作,常与常与often，always等表示频度的间状语连用：等表示频度的间状语连用：eg:I often got up very early at that time.He always stayed up late last year.3.表示已故人所做的事情。表示已故人所做的事情。Comrade Lei Feng did good deeds in his life.雷锋同志做了一生的好事。4.表示过去所发生的一系列的
5、动作表示过去所发生的一系列的动作,而这一系列的动而这一系列的动作是从现在的角度来考虑的作是从现在的角度来考虑的,不是从动作相互之间的关不是从动作相互之间的关系这一角度来考虑的。系这一角度来考虑的。Miss Liu got up at seven oclock this morning,dressed,had breakfast,and went to work.三、常见标志性时间状语：1.与与ago 连用：连用：eg:a moment ago;two minutes ago;three hours ago;five days ago;one week ago2.与与last 连用连用eg:la
6、st night/week/month/year3.与与yesterday 连用：连用：eg:yesterday morning/afternoon/evening4.与与one 连用：连用：eg:one morning/afternoon/day5.与与that 连用：连用：eg:that morning/afternoon/winter/day6.其他时间状语：其他时间状语：just nowin the old daysin those daysthe other dayat that timeonce upon a timeT注意1.外加助动词did后,动词须返回原形。Did he we
7、nt to school yesterday?Did he go to school yesterday?F2.简略回答用助动词did/didnt代替行为动词。Did he find the boy yesterday?Yes,he did.No,he did not(didnt).1._ you _(remember)to buy the oranges?2.Who _(invent)the computer.3.We _(go)to the cinema last night.The film _(be)very good.4.What time _ you _(get)to school
8、 this morning?5.Jim _(do)a lot yesterday.He _(go)shopping and _(cook)supper.Did remember invented wentwas did getdidwent cooked 随笔随笔练：三、动词过去式的变化规则：规则变化1.一般加ed eg:work-worked2.以e结尾加d eg:change-changed3.末尾只有一个辅音字母的重读闭音节词，先双写这个辅音字母，再加ed.eg:stop stopped4.以辅音字母加y 结尾的词,先改 y为 i,再加ed.eg:study studied 5.不规则变
9、化.(见不规则动词表P102)规则动词过去式规则动词过去式-ed的发音的发音1.在以在以清辅音清辅音结尾的规则动词后结尾的规则动词后,-ed读作读作/t/work/w3:k/edt/2.在以浊辅音或原音结尾的规则动词后在以浊辅音或原音结尾的规则动词后,-ed读作读作/d/play/pleI/live/lIv/edd/edd/3.在以/t/或/d/结尾的规则动词后,-ed读作/Id/visit/vIzIt/edId/finished enjoyedshoutedmoved helped wantedcalled needed/t/d/Id/d/d/t/Id/Id/Exercise:1.I _ the number down on a piece of paper a moment ago.A.write B.writed C.wrote D.writing2.Everything _ ready before Father came.A.were B.was C.is D.are3.He always _me last term.A.helped B.helps C.helping D.help CBA