小学一般过去时

一般过去时一．一般过去时的用法1.一般过去时表示过去某个时间发生的动作或存在的状态，常和表示过去的时间状语连用。2.常用时间状语：yesterday,lastnight,twodaysago,in2000,atthattime,beforeliberation，when等引导的含过去时的句子。二．一般过去时的结构1.有be动词时句子的结构肯定句：主语+was/were+其他e.g.Shewashereyesterday.否定句：主语+wasn’t/were+其他e.g.Shewasn’thereyesterday.一般疑问句：Was/Were+主语+其他e.g.Wasshehereyesterday.特殊疑问句：特殊疑问词+was/were+主语+其他。e.g.Wherewassheyesterday?练习：用be动词的适当形式填空。1.I_______atschooljustnow.2.He________atthecamplastweek.3.We________studentstwoyearsago.4.YangLing________elevenyearsoldlastyear.5.There________anappleontheplateyesterday.6.There________somemilkinthefridgeonSunday.小结：Be动词在一般过去时中的变化：⑴am和is在一般过去时中变为was。（wasnot=wasn’t）⑵are在一般过去时中变为were。（werenot=weren’t）⑶带有was或were的句子，其否定、疑问的变化和is,am,are一样，即否定句在was或were后加not，一般疑问句把was或were调到句首。2.没有be动词时的句子结构肯定句：主语+动词的过去式+其它。e.g.Hewenttothetoystoreyesterday.他昨天去玩具店了。否定句：主语+didnot(didn't)+动词原形+其它。e.g.Hedidn'tgotothetoystoreyesterday.他昨天没去玩具店。一般疑问句：Did+主语＋动词原形＋其它？e.g.-Didhegotothetoystoreyesterday?-Yes,wedid./No,wedidn't.特殊疑问句：特殊疑问词＋did+主语＋动词原形＋其它？e.g.Hewenttothetoystore.（就画线部分提问）-Wheredidhegoyesterday?【经典例题分析】【例1】1.They________onthefarmamomentago.注意：amomentago是一刻钟之前，是过去时间语；onthefarm表示的是状态，用be动词；They是跟be动词are,因此是填are的过去式。【例2】2.Ididmyhomeworkat9o’clockyesterdayevening.(改一般疑问句)注意：理解一般疑问句的定义，然后分析句子时态，最后准确地表达句子。练习：按要求改写句子。1.Itwasexciting.否定句：__________________________________一般疑问句：__________________________________肯、否定回答：__________________________________3．Miketookatriponhisholiday?（对划线部分提问）三．动词过去式变化规则1．一般在动词末尾加-ed，e.g.pull-pulled,cook-cooked2．结尾是e加d，e.g.taste-tastedlike-liked3．末尾三个字母是以“辅音+元音+辅音”结尾的重读闭音节，应双写末尾的辅音字母，再加-ed，e.g.stop-stopped4．以“辅音字母+y”结尾的，变y为i，再加-ed,e.g.study-studied5.不规则变化的动词：sad-saidsee-sawride-rodeswim-swamteach-taught【拓展】动词的不规则变化：cost—cost（花费）cut—cut（割）hit—hit（打）hurt—hurt伤害let—let（让）put—put（放）read—read（读）beat—beat（跳动）become—became（变成）come—came（来）run—ran（跑）dig—dug（挖）get—got（得到）hang—hanged（吊死）hang—hung（悬挂）hold—held（抓住）shine—shone（照耀）sit—sat（坐）win—won（赢）meet—met（遇见）keep—kept（保持）sleep—slept（睡）sweep—swept（扫）feel—felt（感觉）smell—smelt（闻）leave—left（离开）build—built（建设）lend—lent（借出）send—sent（传送）spend—spent（花费）lose—lost（丢失）burn—burnt（燃烧）learn—learnt（学习）mean—meant（意思是）catch—caught（抓住）teach—taught（教）bring—brought（带来）fight—fought（战斗）buy—bought（买）think—thought（想）hear—heard（听见）sell—sold（卖）tell—told（告诉）say—said（说）find—found（找到）have/has—had（有）make—made（制造）stand—stood（站），understand—understood（明白）begin—began（开始），drink—drank（喝）ring—rang（铃响）sing—sang（唱），swim—swam（游泳）blow—blew（吹）draw—drew（画），fly—flew（飞）grow—grew（生长）know—knew（知道），throw—threw（投掷）break—broke（打破）speak—spoke（说，讲），choose—chose（选择）forget—forgot（忘记）wake—woke（醒），eat—ate（吃）fall—fell（落下）give—gave（给），rise—rose（升高）drive—drove（驾驶）ride—rode（骑），write—wrote（写）do—did（做）go—went（去），lie—lay（平躺）see—saw（看见）wear—wore（穿），take—took（取）mistake—mistook（弄错）3.同步教学辅导练习一、用所给的动词的适当形式填空。1.I______(watch)acartoononSaturday.2.Herfather_______(read)anewspaperlastnight.3.We_________tozooyesterday.(go)4.______you_______(visit)yourrelativeslastSpringFestival?5.______he_______(fly)akiteonSunday?Yes,he______.6.Sam_____(do)thehouseworkyesterday.7.______(do)you_______(enjoy)yourselfyesterday?8.______(do)you_________(play)theviolinintheartroomyesterday?No,Ididn't.I_____(draw)somepicturesthere.9..I______(eat)abigpizzayesterday.10.There____(be)manysheeponthefarmlastyear.二、.选择填空()1.Shewateredtheflowers________.A．tomorrowB.sometimesC.yesterdaymorning()2.What____Mikedolastweekend?A.doB.doesC.did()3.I___myroomlastSunday.A.cleanedB.cleanC.amcleaning()4.Ioftenhelpmymother_____housework.A.doesB.didC.do()5._____you_____TVlastnight.A.Do,watchB.Did,watchC.Did,watched()6.---Didyourfatherwriteane-mailyesterday？A.Yes,hedid.B.Yes,hedoesC.No,hedon’t()7.They_____onatripinFebruary,2007.A.aregoingB.goingC.went()8.We’regoingto_____mountainstomorrow.A.climbB.climbedC.climbing()9.____he____footballtwodaysago?A.Does,playB.Did,playedC.Did,play()10.----Goodafternoon,MissLee.HowdoesMikefeel?-----He’stired.He____alotofwork______.Adoes,thismorningBdo,thismorningCdid,thismorning三、改错题(请改正每个句子中的一个错误)1．HowisJaneyesterday?_________________________________________2．Hegotoschoolbybuslastweek.________________________________3．Hegoeshomeat6:00lastmonth.________________________________4．Whofinditjustnow?_______________________________________5．Didyousawhimjustnow._______________________________________6．Tomwasn'twatchTVlastnight.________________________________7．Ididnotmyhomeworkyesterday._______________________________8．Hewaitforyouthreehoursago._________________________________四、课堂小结1、学生回顾总结本节课有关的主要知识；2、教师针对学生总结做指导，再次强调重难点。①一般过去时态的用法；②动词过去时的变化规则；③句子转换。五、课后作业布置一、按要求写出下列单词的正确形式。1.close(过去式)2.remember(过去式)3.lose(过去式)4.stand(过去式)5.stop(过去式)6.leave(过去式)7.begin(过去式)8.start(过去式)9.fly(过去式)10.think(过去式)11.sleep(过去式)12.dream(过去式)13.grow(过去式)14.fall(过去式)15.carry(过去式)16.live(过去式)17.tell(过去式)18.give(过去式)19.drink(过去式)20.climb(过去式)21.say(过去式)22.have(过去式)23.write(过去式)24.catch(过去式)25.swim(过去式)26.drive(过去式)27.speak(过去式)二、按要求作答。1．MikelearnedEnglishonhisholiday?（对划线部分提问）2.IwenttoEnglandbyship.（对划线部分提问）3.Theyhadag