Unit 5 Section A Grammar Focus-3c 课件-人教版八年级英语下册

人教版英语

Unit5Whatwereyoudoingwhentherainstormcame?

SectionA

GrammarFocus-3c人教版英语Pre-classTest1.开始begin—began(过去式)—beginning(现在分词)2.重的heavy(形容词)—heavily(副词)=hard大量地，猛烈地3.突然sudden(形容词)—suddenly(副词)=allofasudden4.奇怪的strange(形容词)—stranger(陌生人)5.报道report(动词/名词)---reporter(记者)6.风wind(名词)—windy(形容词)7.火柴match—matches(复数)8.打beat—beat(过去式)9.睡觉sleep(名词/动词)—asleep(睡着的)/sleepy(困的)10.上升，增加rise—rose(过去式)11.fall—fell(过去式)—fallen(掉落的)12.find...inamess发现……一片狼藉1.gooff

(闹钟)发出响声--went

2.pickup(thephone)接电话3.diedown逐渐变弱;逐渐消失5.feellike感觉像6.put...over...把...覆盖到...上7.makesure确保8.begintodo/doingsth.开始做某事9.takeashower洗淋浴--took10.atthattime在那时11.somanytimes这么多次12.fallasleep进入梦乡13.atthetimeof...在...的时候14.gooutsidewithsb.和某人一起出去15.breaksth.apart把某物折断(或分开)16.light:光，灯，轻的，浅色的，少量的Learninggoals1.Tolearntheuseofwhen&while.

能正确使用连词when和while【重点】2.Beabletousethepastcontinuoustensetoaskquestionsandmakestatements.

能恰当运用过去进行时进行提问和叙述【重点，难点】Whatwereyoudoingateightlastnight?Iwastakingashower.Whatwasshedoingatthetimeoftherainstorm?Shewasdoingherhomework.Whatwashedoingwhentherainstormcame?Hewasreadinginthelibrarywhentherainstormcame.WhatwasBendoingwhenitbegantorainheavily?Whenitbegantorain,Benwashelpinghismommakedinner.WhatwasJennydoingwhileLindawassleeping?WhileLindawassleeping,JennywashelpingMarywithherhomework.Underlinethepastcontinuoustense.GrammarFocus找出过去进行时的句子

情景结构标志词GrammarFocus过去进行时1.过去某一时刻正在进行的动作Theywereplayingbasketballat8:00yesterday.昨天八点他们正在打篮球。2.过去一段时间正在进行的动作Shewasdoinghomeworkfrom8:00to10:00yeaterday.

她昨天从八点到十点一直在做作业。过去进行时的情景GrammarFocus过去进行时的结构肯定句主语＋was/were＋v-ing＋其他.否定句主语＋wasn't/weren't＋v-ing＋其他.一般疑问句Was/Were＋主语＋v-ing＋其他？肯定回答Yes,主语＋was/were.否定回答No,主语＋wasn't/weren't.特殊疑问句特殊疑问词+was/were+主语+v-ing+其他?有be否be有be提bebe问be答主语单数选was，复数选were,you永远都选were1.什么时候用was？were?2.句型变化有什么规律？GrammarFocus1.I________________(play)basketball

fromthreetofouryesterday.2.(改为否定句)________________basketballfromthreetofouryesterday.3.(改为一般疑问句,并做肯定回答)________________basketballfromthreetofouryesterday.Yes,_________.4.(对划线部分提问)__________________________fromthreetofouryesterday.4.(对划线部分提问)_______________________basketball.ExercisewasplayingIwasn'tplayingWereyouplayingWhatwereyoudoining①①②②WhenwereyouplayingIwas1 MikeandHarry________________(play)chessthewholeafternoonyesterday.2 We________________(do)ourhomeworkatfiveo’clockyesterdayafternoon.3 I________________(notsleep),soIgotup.4 Ilookedintotheroom.Allthepeople________________(listen)carefullytothelecture.5 He________________(travel)allweek.Hewasverytired.6 Myfather________________(work)allnight.Heneverwenttosleep.7 DoctorSmith________________(examine)patientsatthehospitalatthattime.8 ________________you________________(have)dinnerwithyourfriendsat6.30yesterdayevening?WerehavingExercise现在进行时、一般过去时和过去进行时区别现在进行时一般过去时过去进行时用法现在/最近正在发生的动作。过去某个时间发生过的动作/存在的状态。强调动作已结束/结果过去某一时刻或某一时间正在发生的动作。强调过程、持续、未完成。构成主语+am/is/are+v-ing主语+v-ed主语+was/were+v-ing时间now(或引起注意的look/listen等动词）yesterday,lastnight,twoyearsagoateightlastnight,atthetimeoftherainstorm,whentherainstormcame,whilehewassleeping.GrammarFocusExercise1.PaulandI_____________tennisyesterday.HedidmuchbetterthanI.A.playedB.playingC.willplayD.wereplaying2.—Whydidn’tyougotoplayfootballwithusyesterdayafternoon?—I______________mymotherwiththehouseworkthen.A.helpedB.helpingC.amhelpingD.werehelping3.Look!He___________hishomework.A.didB.doingC.isdoingD.wasdoingADCv-ing变化规则复习1.一般直接在词尾加ing。4.以ie结尾，先将ie改成y，再加ing。2.以不发音的字母e结尾，先去e再加ing。3.辅元辅结构，先双写末尾辅音字母，再加ing。变化规则有什么口诀？直去双改GrammarFocusTask1：眼明手快直接加ing去e加ing双写加ingie变y加ingtalkhelpdancemakerunshopliedie过去进行时的标志词变化规则有什么口诀？1.过去时间点at+过去时间点，过去时刻at3o'clockyesterdayafternoon,atthistimeyesterday,atthattime=then...justnow,ago...2.过去时间段from...to...+过去时间,thosedays,thewholeday,alldayyesterday,yesterdaymorning,lastSundayafternoon3.when/while引导的时间状语从句GrammarFocusTask2：火眼金睛找出不属于过去进行时的时间状语thismorningthewholemorningtomorrowalldayyesterdaynowatthattimefromninetotenlastnightthreehourslaterwhenatnineo'clockwhilejustnowGrammarFocus比较when&while相同点不同点1（从句的谓语动词）不同点2（主句从句里的动作）when“当...时”引导时间状语从句延续性动词瞬间性动词同时发生一前一后while延续性动词(v-ing)同时发生VS延续性动词瞬间性动词能够持续一段时间的动作eg:study,work,stand...动作发生后立即结束eg:open,die,close...

Task3：乐于助人延续性动词短暂性动词finishknowgoarrivemovesleepwatchreadGrammarFocuswhen&while在过去进行时中的使用

主语从句例句过去进行时when+一般过去时IwaswalkingtoschoolwhenIsawacatinatree.我正在去学校的路上，突然看见一只猫在树上。一般过去时while+过去进行时Davidfellwhilehewasridinghisbike.大卫骑自行车时摔倒了。过去进行时while+过去进行时WhileAndywaswaitingforthebus,hewasreadinganewspaper.当安迪在等公共汽车时，他在看报纸。你能发现什么规律吗？主过从过，while后ing，when后随便1.Thestudents

(talk)loudlywhentheteacher_______(come)inyesterday.

2.Mymother

(clean)theroomwhilemyfatherwasreadingnewspapers.

3.SomeoneknockedatthedoorwhileI

(sleep).

weretalkingcamewascleaningwassleepingAt7:00a.m.,Iwokeup.______I_____makingmybreakfast,mybrother_____listeningtotheradio.______Iwaseating,theradionewstalkedaboutacaraccidentnearourhome.MybrotherandIwentoutrightawaytohavealook.______wegottotheplaceoftheaccident,thecar_____inbadshapefromhittingatree.Butluckily,thedriver_____fine.Theroads______icybecauseoftheheavysnowfromthenightbefore.Fillintheblankswithwas,were,whenorwhile.4bWhilewaswasWhileWhenwaswaswereicyadj.覆盖着冰的；冰冷的icen.

冰看一看Exercisekid的用法1.作动词，意为”开玩笑”,现在分词kidding，过去式kiddedDon'tkidyourself.不要自欺欺人。Areyoukidding?你在开玩笑吧？2.作名词，=child(