大庆外国语学校高一英语教案：M3 （5）（外研版）

学必求其心得，业必贵于专精学必求其心得，业必贵于专精学必求其心得，业必贵于专精Teachinggoals教学目标1。Targetlanguage目标语言a.重点词汇和短语downtown，TransrapidMaglev,rail,track,souvenir，reachaspeedof..。，ataspeedb.重点句式Travelingataspeedover400kilometersperhour，thetraincancompletethe30-kilometerjourneyineightminutes。P292.Abilitygoals能力目标EnabletheSstolearnabouttheTransrapidMaglevtrainintheworld。EnabletheSstolearnaboutanunusualjourneymadebyChrisJones.3。Learningabilitygoals学能目标EnabletheSstotellthedifferencesbetweenamagneticallylevitatedtrainandanordinarytrain.Teachingimportant&＆difficultpoints教学重点和难点TheadvantagesoftravelingonaMaglevtrain.Teachingmethods教学方法Task-basedreading.Teachingaids教具准备Arecorder，aprojectorandacomputer。Teachingprocedures&ways教学过程与方式StepIRevisionCheckthehomework.Asampleversion: ThefirsttimeIwentawayfromhomewithoutmyparentswaswhenIwasfifteen，whenIgraduatedfrommyJuniorMiddleschool。Iwentonaholidayto Onthefirstdaywegotupatfiveo’clock.First,wewenttoLeshan，whereweclimbedallthewayuptothemountaintoseetheBuddha.TheBuddhawasreallyverybig:tallerthanthehighestbuildinginourvillage。Lookingupatthelargeheadanddownatthelargefeetmadeusfeelsosmall。WeiBintookphotosofusstandinginfrontoftheBuddha。 Thenextmorning,weclimbedMountEmei。Thereweremanyoldtemplesandtheforestonthemountainthatwasverybeautiful。ThewildmonkeyswerethemostexcitingthingsonMountEmei.Theywerenotafraidofpeopleatall.Inasecondtheywouldcometo Finally,towardseveningwewereonthewaybacktoChengdu.Wewerealltiredandsleptonthebus,butourtriptoSichuanwasreallyunforgettable。StepIILead—inT：Inthismodule，wehavetalkedalotaboutone’sfirsttrainrideorjourney。Howtotravelhasbecomeahottopicnowadays。Somepeopleliketotravelbytrain，becauseitissafeandcheap.Somepeopleliketotravelbyplane,becauseitisfastandcomfortable，andstillsomeliketotravelbybusbecauseitisconvenient.TodayI’llintroduceanewtraintoyou。Thistrainhasnowheelsandnoengine。It'sfastandcleananditdoesn’tmakeanynoise.Maybeonedayyouwilltravelbyit。DoyouknowwhatIamtalkingabout?NowpleaseturntoP29,youwillgettheanswerafteryoureadthepassage.StepIIICulturalCornerT：Nowreadthepassageandanswerthequestionsaboveit。Youmaydiscusswithyourpartners。Severalminuteslater，theSsreporttheiranswerstotheclass。Sampleanswers：1。Firstofall，theMaglevtrainisfasterthananordinarytrain.Itisahigh-speedtrain.Second，ithasnowheelsandnoengine，ittravelsbetweentwomagnets，butanordinarytrainhaswheelsinavacuumanditmustuseenginetostart。Third，theMaglevtraincauseslesspollutionthananordinarytrain。2.AMaglevtraintravelsveryquicklyandquietly.Norailsandnonoise。T:NexttimewhenyouvisitShanghai，don’tforgettohaveatryonaMaglevtrain.StepIVReadingT：Weknowmanydifferentmeansoftransport。Usuallywetravelbytrain,byplane，bybus,andsomeonetravelsbybike.Canyouimagineatravelonanelephant?Whatwillitbelike?S：Thatmustbefantastic!Iwouldliketohaveatryifpossible。T:Someonealreadydidit。HeisChrisJones.Nowlet'ssharehisexperiences。PleaseturntoP82。Firstlookatthepictureandthetitle，predictwhatitisabout。Workingroupsanddiscussit.S:IthinkitisaboutChris’firstrideonanelephant。T：Wheredoyouthinkthisstorytakesplace?S:InIndia，Iguess，becausetherearemanyelephantsinIndia.Localpeoplealwaysrideonthem。T:Youareright。ItisanunusualjourneythathappenedinIndia.NowreadthepassageandfinishExercises8and9。AftertheSsfinishthem,checktheanswerswiththewholeclass.StepVHomeworkT：FinishTASKonP30accordingtotheinstructionsandsummarizewhatyouhavelearntinthismodule.附件I。课文注释与疑难解析1.RecentlyIhadmyfirstrideonalong-distancetrain。TheTransrapidMaglevistheworld'sfirsthigh—speedtrainusingmagneticlevitationtechnology.注意long—distance和high—speed的表达法,这是由adjective+noun构成的复合形容词.类似的有：full—time全日制的，second—hand二手的，first-rate一流的,high-class高级的,large—scale大规模的。2。Theytriedridinghorses，butthehorsesdidn’tlikethehotweatherandsand.注意try的不同用法：trydoingsth。.。试着干某事trytodosth。。.设法干某事eg.Theytriedtocatchthebus,buttheydidn’t.Weshouldtrytomakeeverythingreadybeforetheteachercomes.Thestudentstrieddoingtheexperimenttheotherway。Tryteachingthesewordsinameaningfulcontext，andIguessitwouldbebetter.3.TheAfghansandtheircamelsdidthisuntilthe1920s。1） until的不同用法：TheystayedinBeijinguntiltheendofAugust。Shestoodthereuntilhersonwalkedoutofsight。Theydidn’tleaveBeijinguntiltheendofAugust.Thestudentdidn’tknowthemeaninguntilherclassmatetoldher。2）the1920s20世纪20年代the1840s19世纪40年代the50s50年代inher80s在她八十多岁的时候4。Travelingataspeedover400kilometersperhour,thetraincancompletethe30-kilometerjourneyineightminutes。注意速度speed和介词at的连用:atfullspeed，ataspeedof，atthetopofone’sspeedII.文化背景知识Meansoftransportationfortraveling Peoplewhotravellongdistanceswillhavetodecidewhethertheywouldprefertogobyland，sea，orair。Maybenobodywouldsaytheyenjoysittinginatrainformorethanafewhours.Thetrainwillsoongetcrowdedanddirty.Itisalmostimpossibletotakeyourmindoffthejourney。Readingmayhelpyoukilltimebutsoontheclickingontherailswillbringyoutosleep。Duringtheday,sleepneverlastslong。Atnight，whenyoureallywishtogotosleep,youfindyoucanhardlymanagetodoso.Ifyouareluckytogetasleepingseat，youspendhalfthenightlookingatthesmallbluelightoveryourhead,andwhenyoufinallyarriveatthestation,youaresotiredthatyoudon’twanttoleave. Longcarjourneysareevenlesspleasant,foritisimpossibleeventoread。Onmotorways，youcan,atleast，travelfairlysafelyathighspeed，butmoreoften,thegreatpartofthejourneyisspentonnarrow,bumpy（不平的）roadswhicharecrowdedwithtraffic. Whentravelingbysea，youhaveadifferentexperience。Youcanhaveawalkontheboard,playgames,swim,meetinterestingpeopleandenjoygoodfood，andofcourse,onlywhentheseaiscalm.Ifitisnot,youarelikelytogetseasick,andyouwillfindnojourneycanbeworsethanthat.Evenifyoutravelingoodweather，seajourneytakesalongtime.Fewpeoplewouldliketospendathirdoftheirholidaysforthepleasureoftravelingonaship. Travelingbyplaneseemstobedangeroustosomepeople，and,itisalsothemostexpensiveofalltravelingforms，thoughnothingcanmatchwithplanesforspeedandcomfort。Flyingataheightof30,000feet,farabovetheclouds，andat500milesanhourisaveryexcitingexperience.Thejourneyissosmooththatthereisnothingtopreventyoufromreadingorsleeping。Howeveryoudecidetospendyourtime，onethingiscertain:youwillarriveatyourdestinationfreshlyandeasily。Youwillnothavetospendthenextfewdaysrecovering(恢复)fromalongandtiringjourney.Travel:benefitorproblem Peopleusuallytravelformanyreasons.Somearelookingforculture,andsomesimplywanttohavetheirpicturestakeninfrontoffamousplaces。However，mostEuropeantravelersprefertohaveasunnybeachtolieon. NorthernEuropeansarewillingtopayalotofmoneyforthesunbecausetheyhavesolittleofit.PeopleofcitieslikeLondonandAmsterdamspendmuchoftheirwintersinthedarkbecausethedaysaresoshortandmuchoftheyearsisintherain。ThisisthereasonwhytheMediterraneanhasalwaysattractedthem.EverysummermanypeopletraveltotheMediterraneanfortheirholidays.Theyallcomeforthesamereason：sun! ThehugecrowdsmeanlotsofmoneyforMediterraneancountries。Italy's30，000hotelsarebookedwithoutabreakeverysummer.And13millionpeoplecampoutonFrenchbeaches，parksandroadsides。 Spain’slongcoastlineattractsmorepeoplethananywhereelse.37milliontravelersvisitthereeveryyear。 Ontheotherhand，sometimestourismcanalsocauseproblems。Forexample,toomanytravelerscancrowdpublicplacesthatarealsoenjoyedbythenatives.Iftravelerscreatetoomuchtraffic，thenativesbecomeannoyedandunhappy。Theybegintodisliketravelersandtreatthemimpolitely。Itisimportanttothinkaboutthepeopleofthedestinationcountryandhowtourismaffectsthem。Tourismshouldalsoadvancethehealthandhappinessoflocalpeople。 Toomuchtourismalsocanbeaproblem。Iftourismgrowstooquickly，peoplemustleaveotherjobstoworkinthetouristindustry。Thismeansthatotherindustriesofthecountrywillsufferfromthis。Maglevs(Magneticallylevitatedtrains)Introduction TheprincipleofaMagnettrainisthatitfloatsonamagneticfieldandispropelledbyalinearinductionmotor。Theyfollowguidancetrackswithmagnets.ThesetrainsareoftenreferredtoMagneticallyLevitatedtrainswhichareabbreviatedtoMagLev.Althoughmaglevsdon’tusesteelwheelonsteelrailusuallyassociatedwithtrains,thedictionarydefinitionofatrainisalonglineofvehiclestravelinginthesamedirection-itisatrain.Howitworks？ Maglevtrainfloatsabout10mmabovetheguidewayonamagneticfield.Itispropelledbytheguidewayitselfratherthananonboardenginebychangingmagneticfields（seeright).Oncethetrainispulledintothenextsectionofthemagnetismswitches，thetrainispulledonagain。Theelectro—magnetsrunthelengthoftheguideway。WhataretheadvantagesofMaglev？ Theprimaryadvantageismaintenance。Becausethetrainfloatswherearenocontactwiththegroundandthereforenoneedforanymovingparts.Asaresult,therearenocomponentsthatwouldwearout.Thismeansintheorytrainsandtrackwouldneednomaintenanceatall.Thesecondadvantageisthatbecausemaglevtrainsfloat，thereisnofriction.Notethattherewillstillbeairresistance。Thethirdadvantageislessnoise,becausetherearenowheelsrunningalong,thereisnowheelnoise.However，noisesduetoairdisturbancestilloccur。Thefinaladvantageisspeed,asaresultofthethreepreviouslisteditismoreviableformaglevtrainstotravelextremelyfast，i。e.500km/hor300mph。Althoughthisispossiblewithconventionalrails,itisnoteconomicallyviable.Anotheradvantageisthattheguidewaycanbemadealotthickerinplaces，e。g.afterstationsandgoinguphill，whichwouldmeanamaglev