一般过去时学习PPT课件

.,1,TheSimplePastTense,.,2,IwatchTV,IwatchedTV,Shehaseggsandbread,Shehadeggsandbread,Jaygivesaconcert,Jaygaveaconcert,比一比,everyday,lastnight,everymorning,yesterdaymorning,everymonth,lastmonth,.,3,知识结构,一般过去时,构成,用法,常用时间,动词的过去式,1.表示过去某个时间发生的动作或存在的状态。2.表示过去经常或反复发生的动作。,yesterdaylastnightin1990twodaysago,.,4,动词过去式的构成,规则动词,不规则动词,构成,读音,用法,.,5,构成规则,例词,1.一般在动词原形末尾加-edlooklookedplayplayedstartstarted2.结尾是e的动词加-dlivelivedhopehopeduseused,3.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,stopstoppedplanplannedtriptripped,4.结尾是“辅音字母+y”的动词，先变“y”为“i”再加-ed,studystudiedcarrycarried,规则动词过去式的构成,.,6,清念/t/，即ed在清辅音后面念/t/例：finishedhelpedpassedcooked,元浊/d/,即ed在元音，浊辅音后面念/d/例：borrowedenjoyedcalledmoved,/t/d/之后念/id/,即ed在/t/d/音后面念/id/例：wantedshoutedneededcounted,注意啦！,清念/t/,元浊/d/;/t/d/之后念/id/,.,7,不规则动词表,InfinitivePasttenseamiswasarewerebeginbegunbreakbrokebringbroughtbuildbuiltbuyboughtcancould,InfinitivePasttensecatchcaughtcomecamedodiddrawdrewdrinkdrankdrivedroveeatatefallfell,.,8,用法,1.表示过去某个时间发生的动作或存在的状态。Hewashereyesterday.Igotupatsixthirtyyesterdaymorning.Myfatherwasatworkyesterdayafternoon.Didyouhaveagoodtimelastsummer?,2.表示过去经常或反复发生的动作。Myfatheroftenwenttoworkbybuslastyear.WhenIwasachild,Ioftenlistenedtomusic.,.,9,行为动词一般过去时的否定式,一般过去时的否定式是在动词原形前加助动词didnot(didnt).,主语+didnt+动词原形,I_themthenews.,I_(tell)themthenewsyesterday.,didnttell,told,.,10,行为动词一般过去时的疑问式,一般过去时的一般疑问式在句首加助动词did,Did+主语+动词原形？,They_(finish)theirworkatfour.一般疑问句:,_they_theirworkatfour?Yes,they_.No,they_.,finished,Did,finish,did,didnt,.,11,行为动词一般过去时的疑问式,一般过去时的特殊疑问式,疑问词+did+主语+动词原形？,Theyfinishedtheirworkatfour.,A,B,对划线部分提问,Whatdidtheydoatfour?,Whendidtheyfinishtheirwork?,.,12,T,注意,1.外加助动词did后,动词须返回原形。,Didhewenttoschoolyesterday?Didhegotoschoolyesterday?,F,2.简略回答用助动词did/didnt代替行为动词。,Didhefindtheboyyesterday?Yes,hedid.No,hedidnot(didnt).,.,13,巧记动词过去时态,动词一般过去时，表示过去发生事；be用was或用were,have,has变had；谓语动词过去式，过去时间坐标志；一般动词加-ed，若是特殊得硬记。否定句很简单，主语之后didnt添；疑问句也不难，did放在主语前；如果谓语之前有did，谓语动词需还原；动词若是was,were,否定就把not添。,.,14,PRACTISE,改写句子：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_orangeinthecup?,didntdoDidfindanyHowlongdidstayWasany,Thatsgreat,.,15,Billsweekend,OnSaturdaymorning,he.,.,16,巧手变句型,1、Lucydidherhomeworkathome.（改否定句）Lucy_herhomeworkathome.2、HisfatherworkedalldaylastMonday.（改一般疑问句）_hisfather_alldaylastMonday?3、Iwasverybusylastweek.（改否定句和一般疑问句）I_verybusylastweek._youverybusylastweek?4、Therewassomeorangeinthecup.（变一般疑问句)_there_orangeinthecup?,didntdo,Thatsgreat,Didwork,wasnt,Were,Was,any,.,17,startaconversationwithRahul?,改头换面（句式变化）,按要求改写句子。He