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8Unit3Languageinuse基本概念：过去进行时表示在过去某一时刻或某一段时间内进行或发生的动作。基本结构主语+was/were+doing+其他内容注:doing就是现在分词，词形变化与现在进行时相同过去进行时常用的时间状语：thismorning,thewholemorning,alldayyesterday,fromninetotenlastevening,when,while,atthattime,justnow常见的句式肯定句：主语+was/were+doing+其它否定句:主语+was/were+not+doing+其它一般疑问句:Was/Were+主语+doing+其它特殊疑问句:特殊疑问词+was/were+主语+doing+其它用法：1.过去进行时的基本用法主要表示过去某一时间正在进行的动作。如：Hefellasleepwhenhewasreading.他看书时睡着了。2.过去进行时表示现在主要是为了使语气委婉、客气。如：Iwaswonderingifyoucouldgivemealift.我不知你能否让我搭一下车【注】一般过去时也有类似用法，但比较而言，用过去进行时显得更客气，更不肯定。能否让我搭一下车。3.过去进行时表示感情色彩与现在进行时相似，过去进行时也可表示满意、称赞、惊讶、厌恶等感情色彩，也通常与always,forever,continually等副词连用。如：Theywerealwaysquarrelling.他们老是吵架。4.动词be的过去进行时也可表示过去一时的表现或暂时的状态。比较：Hewasfriendly.他很友好。(指过去长期如此)Hewasbeingfriendly.他当时显得很友好。(指当时一时的表现)一般过去时与过去进行时的区别1、一般过时往往表示某一动作已经完成，而过去进行时却表示动作在持续或未完成。比较：Shewrotealettertoherfriendlastnight.她昨晚给朋友写了封信。(信写完了)Shewaswritingalettertoherfriendlastnight.她昨晚一直在给朋友写信。(信不一定写完)2、一般过去时表示只做一次动作，而过去进行时却表示动作反复地进行。如：Shewavedtome.她朝我挥了挥手。Shewaswavingtome.她一直朝我挥手。3、句中有amomentago之类的短语一般用一般过去时。4、句中有atthistimelastSunday,from8to9yesterday之类的状语一般用过去进行时。过去进行时可以用来代替一般过去时，表示更为偶然而非预定的动作：IwastalkingtoTomtheotherday．那天我跟汤姆聊天来着。典型的例子1)Mary___adresswhenshecutherfinger.A.madeB.ismakingC.wasmakingD.makes答案C.割伤手指是已发生的事情，应用过去时。同时，when表时间的同时性，“玛丽在做衣服时”提供事情发生的背景，因此用过去进行时。2)Asshe___thenewspaper,Granny___asleep.A.read;wasfallingB.wasreading;fellC.wasreading;wasfallingD.read;fell答案B.句中的as=when,while，意为“当……之时”。描述一件事发生的背景时，用过去进行；一个长动作发生的时候，另一个短动作发生。句意为“在她看报纸时，奶奶睡着了。”句中的fell(fall的过去时)，是系动词，后跟形容词，如：fallsick。Whilethelightswerechangingtored,acarsuddenlyappearedroundthecorner.WhenHenrywastryingtofindthesnake,hishandbegantohurtbadly.Iwastryingtopickitupwhenitbitmeagain.1Completethesentenceswithwhenorwhile.1Hewaslisteningtomusichewasridinghisbike.2IwaswaitingatthelightsIsawtheboyfalloffhisbike.3IwaswalkinginthestreetIsawtheaccidenthappen.4Thedriverwastalkingonhismobilephone_____hewasdriving.whilewhilewhenwhen2LookatwhatTonydidlastSaturday.Completetheyoucolumn.TimeTonyYou8:30am—11:30amplayingintheparkvisitingmygrandparents12:30pm—1:30pmhavinglunchwithhisfriends2:00pm—4:00pmplayingfootball5:00pm—6:30pmdoinghomeworkNowwritesentences.3Completetheconversationwiththecorrectformofthewordsinthebox.appearbiteshowthrowDoctor:Whendidthesnake(1)______you?Henry:Earlierthismorning.Itsuddenly(2)________infrontofmeandbitmeonmyhand.Doctor:Canyou(3)________meaphotoofit?Henry:Yes.Hereitis.Doctor:Oh,thesnakewasonatable.Henry:Yes.I(4)_______itonthetableafteritbitme.biteappearedshowthrew4Completethepassagewiththecorrectformoftheexpressionsinthebox.falloffjustintimepayattentionsidebysideWhenthegirlwasridingherbike(1)________withafriend,shehadanaccident.Theyweretalkingandtheywerenot(2)_____________.Acarcameroundthecornerbutstopped(3)__________.Thecardidnothither,butshe(4)_______herbike.sidebysidepayingattentionjustintimefelloff5Completethenewsreportwiththecorrectformofthewordsinbrackets.Twoplanes_________(fly)aroundtheairportforalongtimethismorningbecauseanairportworkerwasasleep!Theplanes__________(call)theairportforhalfanhour.“Wewerecallingand______(ask)whattodo,butnooneanswered.”Intheend,theyfoundthatairportworkerwasasleep.Oneplane__________(come)fromPairsandtheotherwascomingfromNewYork.“Wecouldn’tlandwithoutreportingtotheairport,becausewedidn’tknowwhattheotherplanes__________(do).wereflyingwerecallingaskingwascomingweredoing6Listenandcompletetheaccidentreport.AccidentreportTheaccidenthappenedtoa______called“Pete”ataboutfouro’clockyesterdayafternoon.Whentheaccidenthappened,Alicewas____________inthesittingroom.Sheheardastrange______fromthenextroom.Petewassittingnexttothefishbowl.Hewaslookingintothewaterandtryingtogeta______fromthebowl.ThebowlfellonPete.Alicepickedhimupandtookhimtothe_________anddriedhim.readingabookcatsoundfishbathroom7Readthepassageandcheck(√)thetruesentences.CarelessJackMyfriendJackwasalwayshavingaccidents.Hedidnotpayattentiontowherehewasgoingorwhathewasdoing.Afewmonthsago,acarhithimwhilehewasonhiswayhomefromschool.Thedriverwasabittired,sohedidnotseeJack.AndJackwastalkingonhismobilephoneandwasridinginthemiddleoftheroad.Thecarhithim.Hebrokehislegandwasinhospitalforoveramonth.Lastweek,hefelldownaholeinthepark.Asusual,hewasnotlookingwherehewasgoing.Somekind-heartedpeopleintheparkhelpedhimclimboutoftheholeandthentookhimtohospitalbecausehewasinalotofpain.Luckily,hedidnotbreakanarmoraleg.Atthehospital,thedoctorsgavehimsomemedicineandthenhewenthome.Ialwaystoldhimtobecareful,buthedidnotlistentome.Afterthetwoaccidents,hepromisedtotakemyadvice.Nowheisverycareful.Check(√)thetruesentences.1.AcaralmosthitJacklastweek.2.Jackwastalkingonhismobilephonewhenthecarhithim.3.Jackfelldownaholeonhiswaytothepark.4.AfriendtookJacktohospital.5.Jackdidnotbreakhisarm.6.ThewriterwantsJacktobemorecareful.√√√Nowchoosethecorrectanswer1WhatisthebestwordtodescribeJackinthepast?Carefulb)Caringc)careless2HowmanyaccidentsdidJackhaveinthepassage?Oneb)Twoc)Three3HowcarefulisJacknow?a)Heisalwayscareful.b)Heiscarefulsometimes.c)Heisstillcareless.√√√AroundthewrldAneme