一般过去时课件().ppt

一般过去LearningAims1.掌握一般过去时的意义，用法，构成及其用于一般过去时的时间状语。2.能够写出部分不规则动词的过去式。3.掌握一般过去时的句式变换，一般疑问句，否定句，特殊疑问句。什么是一般过去时？I___12yearsoldthisyear.They____inChinatoday.每天，早餐我吃鸡蛋和牛奶。Igetupat6:30everymorning.I___upat9:00lastSunday.谓语构成一般过去时的谓语构成：由动词的过去式构成4.以辅音字母加y结尾的词,先改y为i,再加ed规则动词过去式-ed的发音3.在以/t/或/d/结尾的规则动词后,-ed读作/Id/1.与ago连用：amomenttwominutesthreehoursfivedaysoneweeksixmonthsfouryearslastjustnowintheolddaysinthosedaysin1980atthattimeonceuponatime1.肯定句：主语+行为动词过去式be动词过去式(was/were)e.g.Weplayedfootballyesterday.Iwasintheofficelastnight.Hecouldn’tswim10yearsago.2.否定句didnot/didn’t+行为动词原形wasnot/wasn’t+其他成分werenot/weren’t+其他成分e.g.Iwasnotintheofficelastnight.Ididn'tsingasongatKangkang'sparty.Ididn'tplayvideogames.3.一般疑问句did+主语+行为动词原形was/were+主语+其他成分eg.-Didyougoshoppingyesterday?-Yes,Idid./No,Ididn’t.-Wasshe15yearsoldlastyear?4.特殊疑问句特殊疑问词+did+主语+行为动词原形特殊疑问词+was/were+主语+其他成分eg.Wheredidyougoshoppingyesterday?Whenandwherewereyouborn?行为动词一般过去时的否定式行为动词一般过去时的疑问式行为动词一般过去时的疑问式T巧记不规则动词过去式1.中间去e，末尾加t如：keep→kept，feel→felt，sleep→slept，sweep→swept2.结尾d变t如：build→built，lend→lent，send→sent，spend→spent3.遇见i改为a如：ring→rang，sit→sat，drink→drank，sing→sang，swim→swam，begin→began，give→gave4.“骑(马)”“开(车)”“写(字)”——把i变o如：ride→rode，drive→drove，write→wrote5.“想”“买”“带来”“打仗”——ought换上think→thought，buy→bought，bring→brought，fight→fought6.“教书”“抓住”——aught切莫忘如：teach→taught，catch→caught7.ow/aw改为ew是新时尚如：know→knew，grow→grew，throw→threw，draw→drew8.“放”“让”“读”过去式与原形一样如：put→put，let→let，read→read/redExercises3.Healways_____melastterm.A.helpedB.helpsC.helpingD.help____you________(remember)tobuytheoranges?2.Who________(invent)thecomputer.3.We_____(go)tothecinemalastnight.Thefilm_____(be)verygood.4.Whattime____you____(get)toschoolthismorning?5.Jim___(do)alotyesterday.He____(go)shoppingand______(cook)supper.1.Lucydidherhomeworkathome.(改否定句)Lucy_______herhomeworkathome.2.Hefoundsomemeatinthefridge.(变一般疑问句)___he_______meatinthefridge?3.Shestayedthereforaweek.(对划线部分提问)____________she_____there?4.Therewassomeorangeinthecup.(变一般疑问句)____there____oran