讲解(一般过去时)ppt课件

一般过去时TheSimplePastTest,PresentedbyRachel,November8th,2015,1,Warming-up,我昨天去购物了。Iwentshoppingyesterday.他昨天晚上没有看电视。HedidnotwatchTVlastnight.你过去是个老师吗？Wereyouateacher?为什么她去年离开了学校？Whydidsheleavetheschool?,2,Definition,一般过去时1.定义：1）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）也表示过去经常或反复发生的动作，常和表示频度的时间状语连用。标志性状语2.时间状语：yesterdaylastnightin1990twodaysago等3.频度副词：oftenalways等4.例句：Igotupat7:00yesterday.Myfatherwasatworkyesterdayafternoon.Healwayswenttoworkbybuslastyear.,3,TwoBasicForms,一过去时时有两种形式：1.系动词be的一般过去时的形式:was(am,is),were(are)was用于第一人称单数和第三人称单数形式的主语之后；were用于所有其他的人称和数。例句：Hewasbornin1997.Thereweremanymiceinthatroom.Iwassotired.2.实意动词过去式的形式:did(do),stopped(stop),finished(finish),studied(study),hoped(hope)例句：Shestudiedveryhardtogotothecollege.Theydidnthopethatthecarstopped.,4,TransformationofSentencePattern,句型变化1.系动词be陈述句(肯定):Shewasadoctortwoyearsago.陈述句(否定):Shewasnotadoctortwoyearsago.一般疑问句:Wassheadoctortwoyearsago?肯定回答：Yes,shewas.否定回答：No,shewasnt.特殊疑问句:Whenwassheadoctor?2.实意动词过去式陈述句(肯定):TheywenttotheparklastMonday.陈述句(否定):TheydidntgototheparklastMonday.一般疑问句:DidtheygototheparklastMonday?肯定回答：Yes,theydid.否定回答：No,theydidnt.特殊疑问句:Whendidtheygotothepark?,5,巧记动词过去时态,动词一般过去时，表示过去发生的事；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。,6,规则动词过去式的构成,7,规则动词过去式词尾-ed的读音,8,规则动词过去式转换练习将下列动词变为过去式,1.look2.live3.stop4.carry5.hope6.trip7.call8.finish9.want10.like11.play12.watch13.dance14.cry15.plan16.stay17.cook18.invent,9,不规则动词过去式的构成,不规则动词的变化规律不明显，需要平时多加记忆。1.dodid2.is/amwas3.arewere4.haveecame6.putput7.makemade8.drivedrove9.getgot10.eatate11.digdug12.digdug,10,一般过去时态练习,一.改错1.HewatchTVheretenminutesago.他十分钟前在这里看电视。watch在这这个动作是十分钟前发生的，属于过去时，所以动词里是错误的，我们要把它改成过去式watched。2.Theydidntplayedbasketballyesterday.昨天，他们没有打篮球。陈述句的否定形式借助助动词did后，动词过去式played要还原成动词原行play.,11,二.把下列句子改成相应时态1.Heusuallygetsupearlyinthemorning.But_latetoday.2.Sheusuallyworksfrom8a.m.to5p.m.Butyesterday_3._onSundays.TheywenttotheparklastMonday.4._atbreakfast.Butyesterdayhedidntreadthenewspaper.5.Iusuallygoshoppingonweekends.Butthisweekend_,12,三.句型转换1.Iwassosleepy.(变为否定句)_2.Helikedplayingcomputergames.(变为否定句)_3.Theyfinishedtheirhomework.(改为一般疑问句