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第十七讲一般过去时一.概念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。一般过去时也表示过去经常或反复发生的动作。例句：1.IwatchedTVlastnight.我昨天晚上看电视。2.Whatdidyoudoyesterday?你昨天做了什么？3.TheywenttoBeijinglastyear.他们去年去了北京。二．用法1.表示过去发生的动作或状态，通常会有明确的表示过去的时间状语。Iwenttothezooyesterday.Istayeduplastnight.2.叙述过去连续发生的动作或状态。Thismorning,Igotupearly,wentoutforawalk,thencamebackandcookedformyfamily.3.表示过去某一段不确定的时间内发生的动作或状态。Heworkedinthestorefor5years.三．Be动词在一般过去时中的变化1.am和is在一般过去时中变为was。（wasnot=wasn't）2.are在一般过去时中变为were。（werenot=weren't）3.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were后加not，一般疑问句把was或were调到句首。was或四．句中没有be动词的一般过去时的句子1.否定句：didn't+动词原形，如：Jimdidn'tgohomeyesterday.2.一般疑问句：在句首加did，句子中的动词过去式变回原形。如：DidJimgohomeyesterday?3.特殊疑问句：疑问词+一般疑问句？如：WhatdidJimdoyesterday?五．动词过去式变化规则1．一般在动词末尾加-ed，如：pull-pulled,cook-cooked2．结尾是e加d，如：taste-tasted3．末尾是辅音字母加一个元音字母和一个辅音字母的重读闭音节，应双写末尾的辅音字母，再加-ed，如：stop-stopped4．以“辅音字母+y”结尾的，变y为i，再加-ed，如：study-studied六．真题再现()1.Theboythetreelastweek.A.iswateringB.watersC.watered2.I_____(see)hisnameinthenewspaperyesterday.因为句中出现了表示过去的时间状语lastweek和yesterday，所以正确答案分别为：1.C2.saw精点精练一、用动词的适当形式填空。1.It__________(be)Ben'sbirthdaylastFriday.2.Weall__________(have)agoodtimelastnight.3.He__________(jump)highonlastSportsDay.4.Shelikes__________newspapers,butshe__________abookyesterday.(read)5.He__________footballnow,butthey__________basketballjustnow.(play)6.Jim'smother__________(plant)treesjustnow.7.__________they__________(sweep)theflooronSunday?No,they__________.二、句型转换。1.TomtooksomephotosontheSportsday.否定句：________________________________________________一般疑问句：____________________________________________2.Nancywenttoschoolearly.否定句：________________________________________________一般疑问句：____________________________________________3.WesangsomeEnglishsongs.否定句：________________________________________________一般疑问句：____________________________________________4.Theywereinhispocket.否定句：________________________________________________一般疑问句：____________________________________________肯定回答：______________________________________________模拟预测一、用动词的适当形式填空。1.It__________(be)the2ndofNovemberyesterday.MrWhite__________(go)tohisofficebycar.2.GaoShan__________(put)thebookonhisheadamomentago.3.What__________you__________justnow?I__________somehousework.(do)4.They__________(make)akiteaweekago.5.Iwantto__________apples.Butmydad__________allofthemlastmonth.(pick)6.__________he__________theflowersthismorning?Yes,he__________.(water)7.Thestudentsoften__________(draw)somepicturesintheartroom.二、中译英。1.我的故事书刚才还在手表旁边。Mystorybook__________besidethewatch____________________.2.他们的外套上个礼拜放在卧室里了。Their____________________inthebedroom____________________.3.格林先生去年住在中国。MrGreen____________________China____________________.4.昨天我们参观了农场。We__________afarm__________.5.他刚才在找他的钢笔。He____________his________________now.6.他上个周末走亲访友了吗？是的。__________he__________his_________and__________last__________?Yes,he__________.7.你们上个儿童节做了什么？我们参观了动物园。What__________you__________last____________________?We__________thezoo.8.你上周在哪儿?在番禺。Where__________you____________________?I__________inPanyu.