高中英语优秀教案新人教版 公开课

人教版必修五unit3之Period3Listening、Speaking教学设计Thisisthethirdperiodofthisthebeginningofthisperiod,theteachershoulddesignsomeexercisestoreviewwhatthestudentslearnedinthelastsecondperiodcentersontheunderstandingofthepassageFirstteachercanbeginwithaskingsomequestionsorhavingacompetitiontomakesomesentenceswith“firstimpressions”accordingtothepassage.Thisperiodmainlydealswithlisteningandthebeginning,teachersfocusontrainingtheSs’listeningcontentisaboutlivingin“Wonderworld”andanewkindofquilt,whichXiaoFenghascan“think”foritselfandbecomewarmerorcooleraccordingtotheweather.WhentrainingtheSs’listeningability,teachersshouldstartwithpre-listening,thatisitisnecessary,teachershadbetterintroducesomebackgroundknowledgeaboutthelisteningthat,askthestudentstopredictwhatthefollowinglisteningmaterialmaybeaboutaccordingtothegivenstudentstolisteninaproperwayistheaimofthisgoodlistenershouldbeabletopredictaccordingtosomehintssuchasthetopic,thequestionslisted,etc.,tolistenwiththepurposeoffindingusefulinformationandto,lettheSslistentothesametime,teachersshoulddesignsomesimplethat,theSshaveknownsomeaboutthelisteningmaterial,andthenteacherscanaskthemtolistentoitagaintobereadyformoredifficultnecessary,theSscanbegivenanothertimetopracticing,teachershadbettergivestudentssomeadviceonhowtodoit,supposetherearemanynewwordsandexpressions,teachersdealwiththemfirstly.Afterpracticinglistening,theSsareexpectedtolearnsomeexpressionsaboutimagination.Thetopicisaboutwhatlifewillbelikewhatlifewillbelikeinyourhometownin1000years’letthestudentsworkinyouaretwoinventorsandyouhavedesignedanewproduct,whichyouwantto,youneedtodecideonyourcanbeanythingthatpeoplemightfindusefulinthemightsavethemtime,makeworkeasierorhelpin,youwillhavetoexplaintotheclassexactlyhowyourproductcanuseanybranchof,youneedtoshowthatpeoplewillbewillingtouseit.Duringthecourse,teachersshouldrankclassactivitiesfromtheeasytothe,askthemtolearnthe,askthemtoimitateittohavea,thestudentsareexpectedtocreateadialogueordiscussthegiventopic,usingtheexpressionsaboutimagination.Thisperiodlaysemphasisonspeakingandteachershouldtryhisorherbesttoencouragethestudentstosay’talwayscorrectthemistakesthatthestudentswouldmakewhile,thestudentswouldfeelreluctanttospeakouttheiropinions.TeachingImportantPointsTrainthestudents’speakingabilitybydescribing,talkinganddiscussion.Helpthestudentsimprovetheirlisteningability.TeachingDifficultiesTrainthestudents’listeninglistenandunderstandthekeywordsandunderstandthespeakers’intentionandattitude.TeachingAidsataperecorder,aprojector,theblackboardThreeDimensionalTeachingAimsKnowledgeAimsLettheSsknowaboutsomewonderfulimagination.GettheSstolearnhowtoexpressimagination.AbilityAimsTrainthestudents’speakingabilitybydescribing,talkinganddiscussion.Trainthestudents’listeningability.Developthestudents’imaginationability.EmotionalAimsTrainthestudents’abilitytocooperatewithothers.Developthestudents’imaginationability.TeachingProcedureStep1GreetingT:Hello,boysandgirls.Ss:Hello,MissWang.Step2RevisionT:Todaywewillbeginourlessonwithacompetitionbetweenthelastperiod,welearntaboutane-mailwrittenbyLi,pleasesaysomethingthatyouknowaboutyouofferacompletesentence,youwillbegiventengroupwillbegiventwentymarkswhenyourexpressionisespeciallybeautiful.S:LiQiangpaidavisittothefutureinAD3005.S:Hefeltverynervousatfirst,buthefeltmuchbetteraftereatinggreentablets.S:Hearrivedontheearthinonethousandyearsbycapsule.Ss:...(Theteachershouldencouragemorestudentstojoininthetheendofthecompetition,theteachershouldannouncetheresultofthisthewinnerandencouragethelosers.)Step3Listening(onPage23)Task1Pre-listeningT:Let’sreadthefollowingphrasestogether.spacecreatures,livingonanotherplanet,newdiscoveriesinspace,whyaspacestationspins,howtogetwateronMars,comets,housesinatownonMars,Martiancreatures,atmosphereandgravityT:Canyouunderstandthosephrases?Pleasepredictwhatyouaregoingtolistenmaybeaboutaccordingtothephrases.Ss:Itmaybeaboutlifeontheotherplanet.Task2FirstListeningT:Nowlet’slistentothetapetoseewhetherwhatyoupredictisrightorthesametime,youareaskedtotickthethingsthatyouhearonthetape?DoExerciseOneonPage23.(Afterlistening,letthemchecktheanswers.)Task3SecondListeningT:This’dwritedowntheanswerstothefourandgirls,howcanwewritetheanswersfastandcorrectly?S:Weshouldgothroughthequestionsfirstandkeeptheminwearelistening,wejustneedtopaymuchattentiontothesentencesrelatedtotheanswers.S:Weneedn’twritedowneachwordofthejustwritedownsomekeywords.Laterwecanwritedownthecompleteanswerswiththehelpofthesekeywords.T:Youarepleaseget,lookthroughtheintroductiontothelistening,scanthequestions.(Twominuteslater,theteacherplaysthegiveSstimetoorganizetheirsentences.)T:Let’schecktheanswersonebyone.(Ifstudentsmakesomecommonmistakesortheyseemtohavedifficultyinfindingoutanswers,teacherscangivethemsomehintsandletthemlistentoitthat,checkthethestudentsfeelitdifficulttomakesenseaboutthekeywordsandunderstandthespeakers’intentionandattitude,theteachershouldgivethemsomehelp.)Task4Post-listeningT:Afterlistening,wouldyoupleaseanswersomequestions?didyouhearonthetape?youthinkpeopleinthefuturewillbeabletolivein“Wonderworld”?Whydoyouthinkso?(Atthisparttheteachermayhavethestudentspresentwhattheyhaveheardonthetapeandshowtheirownopiniononlivingin“Wonderworld”.Ifpossible,theteachermayhavesomeofthestudentsdothepresentationworkindoingthis,thestudentscangetfullunderstandingofwhatthetapeistalkingabout.)Step4Post-listening(onPage55)Task1Pre-readingT:Nowlet’slearnaboutamagicFenghasinventedthisnewkindofcan“think”foritselfandbecomewarmerorcooleraccordingtothe’sreadthefollowingwordsandphrasesonPagetopronouncethemcorrectly.Task2FirstListeningT:Now,let’slistentothetapeandtickthethingsyouhearonthetape.(Lateraskthestudentstochecktheanswers.)Task3SecondListeningT:JustnowwehavelistenedtoitandknowsomeadvantagesofthisspecialyouaremarketingmanagerinthecompanythatmakestheyouhavebeenaskedtofindareasintheworldtosellthetothetapeagainandthinkoftheplaceswherethequiltwillworkwillbeaskedtofinishExercisewillworkbestin__________wintersand__________summers.(Afterlistening,letthestudentschecktheanswers.)Task4Post-listeningT:Youdidaverygoodjobjust’sgoontofillintheyouratlasifyouneedmoretwootherplacesyouthinkwillbetherightplacestosellthequilt.CountrySuitableclimatePossibleareatosellquilts?Why?LondonHumidallyearroundTorontoVerycold,drywintersCapeTownHot,drysummersMombasaHot,humidsummersYakutat,NorthUSAVerycold,humidwinters(Ifthestudentshavesomedifficulty,letthemlistentothetapeathirdgivethemaboutthreeminutestoconsideranddiscusswiththeirchecktheanswersandexchangetheiropinion.)Step5SpeakingTask1Lead-inT:Boysandgirls,areyousurewhatwillhappentoyoutomorrow?S:oneknowswhatwillhappentomorrow.T:Iagreewithweexpresswhatwillhappen,whatexpressionsdoweoftenuse?S:Isitpossiblethat...?S:Supposethat...T:oftenusethemtoexpressourthose,wealsousethefollowing:Iwonderif...Doyouimaginethat...?Iwonderif...Isitlikely/unlikelythat...?Doyousupposethat...?Perhaps/Maybe/Possibly...Mostlylikely...Probably...Task2PracticeT:Nowpleaseusetheseexpressionstolistsomequestionsaboutwhatlifewillbelikeinyourhometownin1000years’exchangeyourquestionswithyourthat,gettogetherwithanotherpairandanswertheirquestionsandaskthemyourstudentsmakeupaaskingandanswering,youfourchoosethebestquestionsandeachgroupwillchoosearepresentativetogiveatalktotheclass.Task3TalkingT:Nowlet’sworkinyouaretwoinventorsandyouhavedesignedanewproduct,whichyouwantto,youneedtodecideonyourcanbeanythingthatpeoplemightfindusefulinthemightsavethemtime,makepeople’sworkeasierorhelpin,youwillhavetoexplaintotheclassexactlyhowyourproductcanuseanybranchof,youneedtoshowthatpeoplewillbewillingtousedescriptionsofsomeimaginaryproductsmayhelpyou.“flyingboots”areoperatedbyasmallcomputerwillrisestraightupfromthegroundandhoverormovequicklyforwardsortheswitchinyourhandoncetostartandtwicetostop.time-savingisashirtthatcleansitselfasyouwearfromyourbodywarmstheshirtanditattractswatervaporfromthethereisenoughwatertheshirtreleaseschemical,whichcleansitselfasyouwearit.payforelectricityagain!Thislightbulbabsorbslightfromthesunandstoresyouturnitonatnight,thelightisreleasedsothebulbgivesoff“free”light.(Asusual,theteacherwon’tforgettogivecommentsonwhatthestudentsdo,includingtheteacher’swordspraisingwhattheyaredoinginthefirstfewinthiswayarethestudentsencouragedtotalkfreelyaboutwhattheywanttosayandwhytheythinkso.)Step6SummaryT:Inthisperiod,wemainlyfocusonthespeakingandlisteningyoufeellisteningorspeakingpoor,youhadbetterpracticemakesclass,wouldyoupleasedoso?Today’shomeworkistoinventwhatyouwanttoowninthepreparefordescriptionofhowitwillworkandwhatadvantagesofusingit.TheDesignoftheWritingontheBlackboardUnit3LifeinthefuturePeriod3ListeningandSpeakingUsefulexpressionsondiscussingimaginationIsitpossiblethat...?Supposethat... Iwonderif...Doyouimaginethat...?Iwonderif...Isitlikely/unlikelythat...?Doyousupposethat...?Perhaps/Maybe/Possibly...Mostlylikely...Probably...ResearchandActivitiesReadthefollowingmaterialaboutMars,andthenwriteapassageaboutwhetherpeopleinthefuturewillbeabletoliveonthethepassage,youwillbeaskedtopresentyouropinionandtrytopersuadeotherstobelieveinyourimagination.BasicatmosphericdataTheMartianatmosphereiscomposedmainlyofcarbondioxide(CO2).Itisverythin(lessthan1percentoftheEarth’satmosphericpressure).Evidencesuggeststhattheatmospherewasmuchdenserintheremotepastandthatwaterwasoncemuchmoreabundantatthesmallamountsofwaterarefoundintheloweratmospheretoday,occasionallyformingthinicecloudsathighaltitudesand,inseverallocalities,morningice,oxygen,carbonmonoxide,andtheraregases(neon,argon,krypton,andxenon)alsoarepresentinsmallquantities.Thecharacteristictemperatureintheloweratmosphereisabout200K,whichisgenerallycolderthantheaveragedaytimesurfacetemperature(250K).ItdecreasesupwardfromthesurfaceataboutKperverticalkilometer.UnlikethatoftheEarth,thetotalmass(andpressure)oftheatmosphereexperienceslargeseasonalvariations,ascarbondioxide“snowsout”atthewinterannualvariationofsurfacepressurewasmeasuredtobeabout26percentofthemeanatmosphericpressure(7-8millibars)atthelandersites,equivalenttosome×1012metrictonsofcarbondioxide.AlthoughtheMartianatmosphereisthin,itsupportsavarietyofcloudsarewaterice,whilethe“yellow”onesareduststormsthatthrowdustintotheatmospheretoheightsof10km(6miles)orintheabsenceofstorms,theatmosphereisneverclearofdust,whichgreatlyaffectsatmosphericstructure.ReferenceforTeachingExploringtheplanetMarsPeopleonEarthhavealwaysbeeninterestedintheplanet,thatinteresthasincreasedbecauseseveralsuccessfulspacecrafthavebeenplacedinorbitaroundincludetheAmericanspaceagency’sMarsGlobalSurveyorandMarsOdysseyandtheEuropeanSpaceAgency’sMarsExpress.PerhapsthemostexcitingeventtookplaceonJanuaryiswhenthefirstoftwoMarsexplorationvehiclessuccessfullylandedontheRedfirstlanderisnamed“Spirit”.ItcametorestinanareaofMarsnamedGusevofpeopleusedtheircomputerstolinkwithNASA’sInternetWebsitetoseephotographssentbackbySpirit.OnJanuaryfifteenth,NASAscientiststoldSpirittouseitssixwheelstomoveoffthelandingdidthissuccessfullyandrolledontothesurfaceofNASAofficialssaidSpiritwasnowreadytobeginitstaskofexploringthesurfaceoftheRedPlanet.OnJanuarytwentieth,scientiststoldtheexplorationrovertouseoneofitstoolstostudythesoilnearthenextday,Spiritbeganhavingansweredradiosignals,butitwouldnotsendbackscientificinformation.NASAofficialsbegantoworktocorrecttheproblemwithSpirit’spartofthecomputerthatstoresinformationwasnotworkingFebruary1st,NASAannouncedthatSpirit’scomputermemoryhadbeensuccessfullywillbeginscientificexaminationsofrockslaterthisweek.Thesecondvehicleisnamed“Opportunity”.ItlandedinanareaofMarscalledMeridianiscientistssayOpportunitylandedinsidealargeholeinthesurfaceofthefromOpportunityshowseverallargeformationsofphotographsclearlyshowthisrockisbelowthescientistssaytherocktheyseeinthephotographsisnotlikeanythingtheyhaveeverseenbefore.NASAofficialssaytheyhavediscoveredandconfirmedthatOpportunitylandedonanareaofMarsthatisrichinthemineralcrystallineEarthsuchhematiteusuallyformsinthepresenceofwanttoknowifthehematiteonMarswasformedunderwatertoo.SomeevidencesuggeststhatlongagotheMeridianiPlanumareaofMarswaswetandheldwillsearchformoreevidenceofwaterandanyevidencethatsomekindoflifecouldhaveexistedinthearea.Whentheygettoaninterestingareatheyreachoutwithamechanicalarmthatcarriesseveralarmcarriesthemicroscope,twoinstrumentsforidentifyingwhattherockismadeofandatoolforcuttingintotherock.ScientistssaythatSpiritandOpportunitywillexplorethesurfaceofMarsforaslongasninetyroverswillbeexploringthesurfaceinanefforttofindevidenceofwateronisextremelyimportanttoanyfuturehumanexplorationofMars.Thetwodevicesaretryingtodiscoverifwehavenotbeenaloneinthearetryingtoanswerthequestion:IsthereanyevidencethatlifeonceexistedontheRedPlanet?UNcallsforgreatereffortstoprotectenvironmentGeneralKofiAnnansaidthatthethemeofthisy