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1、Period3ListeningandSpeakingTheGeneralIdeaofThisPeriodThisisthethirdperiodofthisunit.Atthebeginningofthisperiod,theteachershoulddesignsomeexercisestoreviewwhatthestudentslearnedinthelastperiod.ThesecondperiodcentersontheunderstandingofthepassageFirstImpression.Theteachercanbeginwithaskingsomequestion
2、sorhavingacompetitiontomakesomesentenceswith“firstimpressionsaccordingtothepassage.Thisperiodmainlydealswithlisteningandspeaking.Atthebeginning,teachersfocusontrainingtheSslistening.Thislisteningcontentisaboutlivingin“Wonderworldandanewkindofquilt,whichXiaoFenghasinvented.Itcan“thinkforitselfandbeco
3、mewarmerorcooleraccordingtotheweather.WhentrainingtheSslisteningability,teachersshouldstartwithpre-listening,thatislead-in.Ifitisnecessary,teachershadbetterintroducesomebackgroundknowledgeaboutthelisteningmaterial.Afterthat,askthestudentstopredictwhatthefollowinglisteningmaterialmaybeaboutaccordingt
4、othegiveninformation.Teachingstudentstolisteninaproperwayistheaimofthisactivity.Agoodlistenershouldbeabletopredictaccordingtosomehintssuchasthetopic,thequestionslisted,etc.,tolistenwiththepurposeoffindingusefulinformationandtosummarize.Later,lettheSslistentoit.Atthesametime,teachersshoulddesignsomes
5、implequestions.Afterthat,theSshaveknownsomeaboutthelisteningmaterial,andthenteacherscanaskthemtolistentoitagaintobereadyformoredifficultquestions.Ifnecessary,theSscanbegivenanothertimetolisten.Whilepracticing,teachershadbettergivestudentssomeadviceonhowtodoitwell.Certainly,supposetherearemanynewword
6、sandexpressions,teachersdealwiththemfirstly.Afterpracticinglistening,theSsareexpectedtolearnsomeexpressionsaboutimagination.Thetopicisaboutwhatlifewillbelikewhatlifewillbelikeinyourhometownin1000yearstime.Laterletthestudentsworkinpairs.Imagineyouaretwoinventorsandyouhavedesignedanewproduct,whichyouw
7、anttosell.First,youneedtodecideonyourproduct.Itcanbeanythingthatpeoplemightfindusefulinthefuture.Itmightsavethemtime,makeworkeasierorhelpincommunication.Second,youwillhavetoexplaintotheclassexactlyhowyourproductworks.Itcanuseanybranchofscience.Third,youneedtoshowthatpeoplewillbewillingtouseit.During
8、thecourse,teachersshouldrankclassactivitiesfromtheeasytothedifficult.First,askthemtolearntheexpressions.Then,askthemtoimitateittohaveadialogue.Finally,thestudentsareexpectedtocreateadialogueordiscussthegiventopic,usingtheexpressionsaboutimagination.Thisperiodlaysemphasisonspeakingandlistening.Thetea
9、chershouldtryhisorherbesttoencouragethestudentstosaysomething.Dontalwayscorrectthemistakesthatthestudentswouldmakewhilespeaking.Otherwise,thestudentswouldfeelreluctanttospeakouttheiropinions.TeachingImportantPointsTrainthestudentsspeakingabilitybydescribing,talkinganddiscussion.Helpthestudentsimprov
10、etheirlisteningability.TeachingDifficultiesTrainthestudentslisteningability.Especiallylistenandunderstandthekeywordsandunderstandthespeakersintentionandattitude.TeachingAidsataperecorder,aprojector,theblackboardThreeDimensionalTeachingAimsKnowledgeAimsLettheSsknowaboutsomewonderfulimagination.Getthe
11、Sstolearnhowtoexpressimagination.AbilityAimsTrainthestudentsspeakingabilitybydescribing,talkinganddiscussion.Trainthestudentslisteningability.Developthestudentsimaginationability.EmotionalAimsTrainthestudentsabilitytocooperatewithothers.Developthestudentsimaginationability.TeachingProcedureStep1Gree
12、tingT:Hello,boysandgirls.Ss:Hello,MissWang.Step2RevisionT:Todaywewillbeginourlessonwithacompetitionbetweengroups.Inthelastperiod,welearntaboutane-mailwrittenbyLiQiang.Now,pleasesaysomethingthatyouknowaboutit.Ifyouofferacompletesentence,youwillbegiventenmarks.Yourgroupwillbegiventwentymarkswhenyourex
13、pressionisespeciallybeautiful.S:LiQiangpaidavisittothefutureinAD3005.S:Hefeltverynervousatfirst,buthefeltmuchbetteraftereatinggreentablets.S:Hearrivedontheearthinonethousandyearsbycapsule.Ss:.(Theteachershouldencouragemorestudentstojoininthecompetition.Attheendofthecompetition,theteachershouldannoun
14、cetheresultofthiscompetition.Praisethewinnerandencouragethelosers.)Step3Listening(onPage23)Task1Pre-listeningT:Letsreadthefollowingphrasestogether.spacecreatures,livingonanotherplanet,newdiscoveriesinspace,whyaspacestationspins,howtogetwateronMars,comets,housesinatownonMars,Martiancreatures,atmosphe
15、reandgravityT:Canyouunderstandthosephrases?Pleasepredictwhatyouaregoingtolistenmaybeaboutaccordingtothephrases.Ss:Itmaybeaboutlifeontheotherplanet.Task2FirstListeningT:Nowletslistentothetapetoseewhetherwhatyoupredictisrightornot.Atthesametime,youareaskedtotickthethingsthatyouhearonthetape?DoExercise
16、OneonPage23.(Afterlistening,letthemchecktheanswers.)Task3SecondListeningT:Thistime.Youdwritedowntheanswerstothefourquestions.Boysandgirls,howcanwewritetheanswersfastandcorrectly?S:Weshouldgothroughthequestionsfirstandkeeptheminmind.Whenwearelistening,wejustneedtopaymuchattentiontothesentencesrelated
17、totheanswers.S:Weneedntwritedowneachwordoftheanswers.Wejustwritedownsomekeywords.Laterwecanwritedownthecompleteanswerswiththehelpofthesekeywords.T:Youareclever.Nowpleasegetready.First,lookthroughtheintroductiontothelisteningmaterial.Then,scanthequestions.(Twominuteslater,theteacherplaysthetape.Theng
18、iveSstimetoorganizetheirsentences.)T:Letschecktheanswersonebyone.(Ifstudentsmakesomecommonmistakesortheyseemtohavedifficultyinfindingoutanswers,teacherscangivethemsomehintsandletthemlistentoitagain.Afterthat,checktheanswers.Ifthestudentsfeelitdifficulttomakesenseaboutthekeywordsandunderstandthespeak
19、ersintentionandattitude,theteachershouldgivethemsomehelp.)Task4Post-listeningT:Afterlistening,wouldyoupleaseanswersomequestions?1.Whatdidyouhearonthetape?2.Doyouthinkpeopleinthefuturewillbeabletolivein“Wonderworld?Whydoyouthinkso?(Atthisparttheteachermayhavethestudentspresentwhattheyhaveheardontheta
20、peandshowtheirownopiniononlivingin“Wonderworld.Ifpossible,theteachermayhavesomeofthestudentsdothepresentationworkinclass.Bydoingthis,thestudentscangetfullunderstandingofwhatthetapeistalkingabout.)Step4Post-listening(onPage55)Task1Pre-readingT:Nowletslearnaboutamagicquilt.XiaoFenghasinventedthisnewki
21、ndofquilt.Itcan“thinkforitselfandbecomewarmerorcooleraccordingtotheweather.LetsreadthefollowingwordsandphrasesonPage55.Trytopronouncethemcorrectly.Task2FirstListeningT:Now,letslistentothetapeandtickthethingsyouhearonthetape.(Lateraskthestudentstochecktheanswers.)Task3SecondListeningT:Justnowwehaveli
22、stenedtoitandknowsomeadvantagesofthisspecialquilt.Supposeyouaremarketingmanagerinthecompanythatmakesthequilts.Soyouhavebeenaskedtofindareasintheworldtosellthequilt.Listentothetapeagainandthinkoftheplaceswherethequiltwillworkbest.YouwillbeaskedtofinishExerciseTwo.Itwillworkbestin_wintersand_summers.(
23、Afterlistening,letthestudentschecktheanswers.)Task4Post-listeningT:Youdidaverygoodjobjustnow.Letsgoontofillintheform.Useyouratlasifyouneedmoreinformation.Addtwootherplacesyouthinkwillbetherightplacestosellthequilt.CountrySuitableclimatePossibleareatosellquilts?Why?London, UKHumidallyearroundToronto,
24、 CanadaVerycold,drywintersCape Town, South AfricaHot,drysummersMombasa, KenyaHot,humidsummersYakutat,North USAVerycold,humidwinters(Ifthestudentshavesomedifficulty,letthemlistentothetapeathirdtime.Thengivethemaboutthreeminutestoconsideranddiscusswiththeirpartners.Finallychecktheanswersandexchangethe
25、iropinion.)Step5SpeakingTask1Lead-inT:Boysandgirls,areyousurewhatwillhappentoyoutomorrow?S:No.Nooneknowswhatwillhappentomorrow.T:Iagreewithyou.Whenweexpresswhatwillhappen,whatexpressionsdoweoftenuse?S:Isitpossiblethat.?S:Supposethat.T:Good.Weoftenusethemtoexpressourimagination.Besidesthose,wealsouse
26、thefollowing:Iwonderif.Doyouimaginethat.?Iwonderif.Isitlikely/unlikelythat.?Doyousupposethat.?Perhaps/Maybe/Possibly.Mostlylikely.Probably.Task2PracticeT:Nowpleaseusetheseexpressionstolistsomequestionsaboutwhatlifewillbelikeinyourhometownin1000yearstime.Thenexchangeyourquestionswithyourpartner.After
27、that,gettogetherwithanotherpairandanswertheirquestionsandaskthemyourquestions.Fourstudentsmakeupagroup.Byaskingandanswering,youfourchoosethebestquestionsandanswers.Finallyeachgroupwillchoosearepresentativetogiveatalktotheclass.Task3TalkingT:Nowletsworkinpairs.Imagineyouaretwoinventorsandyouhavedesig
28、nedanewproduct,whichyouwanttosell.First,youneedtodecideonyourproduct.Itcanbeanythingthatpeoplemightfindusefulinthefuture.Itmightsavethemtime,makepeoplesworkeasierorhelpincommunication.Second,youwillhavetoexplaintotheclassexactlyhowyourproductworks.Itcanuseanybranchofscience.Third,youneedtoshowthatpe
29、oplewillbewillingtouseit.Thesedescriptionsofsomeimaginaryproductsmayhelpyou.1.These“flyingbootsareoperatedbyasmallcomputerchip.Theywillrisestraightupfromthegroundandhoverormovequicklyforwardsorbackwards.Presstheswitchinyourhandoncetostartandtwicetostop.2.Anothertime-savinginvention.Thisisashirtthatc
30、leansitselfasyouwearit.Heatfromyourbodywarmstheshirtanditattractswatervaporfromtheair.Whenthereisenoughwatertheshirtreleaseschemical,whichcleansitselfasyouwearit.3.Neverpayforelectricityagain!Thislightbulbabsorbslightfromthesunandstoresit.Whenyouturnitonatnight,thelightisreleasedsothebulbgivesoff“fr
31、eelight.(Asusual,theteacherwontforgettogivecommentsonwhatthestudentsdo,includingtheteacherswordspraisingwhattheyaredoinginthefirstfewstages.Onlyinthiswayarethestudentsencouragedtotalkfreelyaboutwhattheywanttosayandwhytheythinkso.)Step6SummaryT:Inthisperiod,wemainlyfocusonthespeakingandlisteningabili
32、ties.Ifyoufeellisteningorspeakingpoor,youhadbetterpracticemore.Practicemakesperfect.Afterclass,wouldyoupleasedoso?Todayshomeworkistoinventwhatyouwanttoowninthefuture.Thenpreparefordescriptionofhowitwillworkandwhatadvantagesofusingit.TheDesignoftheWritingontheBlackboardUnit3LifeinthefuturePeriod3List
33、eningandSpeakingUsefulexpressionsondiscussingimaginationIsitpossiblethat.?Supposethat.Iwonderif.Doyouimaginethat.?Iwonderif.Isitlikely/unlikelythat.?Doyousupposethat.?Perhaps/Maybe/Possibly.Mostlylikely.Probably.ResearchandActivitiesReadthefollowingmaterialaboutMars,andthenwriteapassageaboutwhetherp
34、eopleinthefuturewillbeabletoliveontheMars.Inthepassage,youwillbeaskedtopresentyouropinionandtrytopersuadeotherstobelieveinyourimagination.BasicatmosphericdataTheMartianatmosphereiscomposedmainlyofcarbondioxide(CO2).Itisverythin(lessthan1percentoftheEarthsatmosphericpressure).Evidencesuggeststhatthea
35、tmospherewasmuchdenserintheremotepastandthatwaterwasoncemuchmoreabundantatthesurface.Onlysmallamountsofwaterarefoundintheloweratmospheretoday,occasionallyformingthinicecloudsathighaltitudesand,inseverallocalities,morningicefogs.Nitrogen,oxygen,carbonmonoxide,andtheraregases(neon,argon,krypton,andxen
36、on)alsoarepresentinsmallquantities.Thecharacteristictemperatureintheloweratmosphereisabout200K,whichisgenerallycolderthantheaveragedaytimesurfacetemperature(250K).Itdecreasesupwardfromthesurfaceatabout1.5Kperverticalkilometer.UnlikethatoftheEarth,thetotalmass(andpressure)oftheatmosphereexperiencesla
37、rgeseasonalvariations,ascarbondioxide“snowsoutatthewinterpole.Theannualvariationofsurfacepressurewasmeasuredtobeabout26percentofthemeanatmosphericpressure(7-8millibars)atthelandersites,equivalenttosome7.91012metrictonsofcarbondioxide.AlthoughtheMartianatmosphereisthin,itsupportsavarietyofclouds.Whit
38、ecloudsarewaterice,whilethe“yellowonesareduststormsthatthrowdustintotheatmospheretoheightsof10 km(6miles)ormore.Evenintheabsenceofstorms,theatmosphereisneverclearofdust,whichgreatlyaffectsatmosphericstructure.ReferenceforTeachingExploringtheplanetMarsPeopleonEarthhavealwaysbeeninterestedintheplanetM
39、ars.Recently,thatinteresthasincreasedbecauseseveralsuccessfulspacecrafthavebeenplacedinorbitaroundMars.TheseincludetheAmericanspaceagencysMarsGlobalSurveyorandMarsOdysseyandtheEuropeanSpaceAgencysMarsExpress.PerhapsthemostexcitingeventtookplaceonJanuarythird.ThatiswhenthefirstoftwoMarsexplorationveh
40、iclessuccessfullylandedontheRedPlanet.Thefirstlanderisnamed“Spirit.ItcametorestinanareaofMarsnamedGusevCrater.MillionsofpeopleusedtheircomputerstolinkwithNASAsInternetWebsitetoseephotographssentbackbySpirit.OnJanuaryfifteenth,NASAscientiststoldSpirittouseitssixwheelstomoveoffthelandingdevice.Itdidth
41、issuccessfullyandrolledontothesurfaceofMars.ExcitedNASAofficialssaidSpiritwasnowreadytobeginitstaskofexploringthesurfaceoftheRedPlanet.OnJanuarytwentieth,scientiststoldtheexplorationrovertouseoneofitstoolstostudythesoilneartherock.Thenextday,Spiritbeganhavingproblems.Itansweredradiosignals,butitwoul
42、dnotsendbackscientificinformation.NASAofficialsbegantoworktocorrecttheproblemwithSpiritscomputer.Thepartofthecomputerthatstoresinformationwasnotworkingcorrectly.OnFebruary1st,NASAannouncedthatSpiritscomputermemoryhadbeensuccessfullyrepaired.Itwillbeginscientificexaminationsofrockslaterthisweek.These
43、condvehicleisnamed“Opportunity.ItlandedinanareaofMarscalledMeridianiPlanum.NASAscientistssayOpportunitylandedinsidealargeholeinthesurfaceoftheplanet.PhotographsfromOpportunityshowseverallargeformationsofrock.Thephotographsclearlyshowthisrockisbelowthesurface.NASAscientistssaytherocktheyseeinthephoto
44、graphsisnotlikeanythingtheyhaveeverseenbefore.NASAofficialssaytheyhavediscoveredandconfirmedthatOpportunitylandedonanareaofMarsthatisrichinthemineralcrystallinehematite.OnEarthsuchhematiteusuallyformsinthepresenceofwater.ScientistswanttoknowifthehematiteonMarswasformedunderwatertoo.Someevidencesugge
45、ststhatlongagotheMeridianiPlanumareaofMarswaswetandheldwater.Opportunitywillsearchformoreevidenceofwaterandanyevidencethatsomekindoflifecouldhaveexistedinthearea.Whentheygettoaninterestingareatheyreachoutwithamechanicalarmthatcarriesseveraltools.Thearmcarriesthemicroscope,twoinstrumentsforidentifyin
46、gwhattherockismadeofandatoolforcuttingintotherock.ScientistssaythatSpiritandOpportunitywillexplorethesurfaceofMarsforaslongasninetydays.TheroverswillbeexploringthesurfaceinanefforttofindevidenceofwateronMars.WaterisextremelyimportanttoanyfuturehumanexplorationofMars.Thetwodevicesaretryingtodiscoveri
47、fwehavenotbeenaloneintheuniverse.Theyaretryingtoanswerthequestion:IsthereanyevidencethatlifeonceexistedontheRedPlanet?UNcallsforgreatereffortstoprotectenvironment“Morethanever,lifeonEarthrequiresofusasenseofuniversalresponsibilitynationtonation,persontoperson,humantoallotherformsoflife,hesaid.theenv
48、ironment.“ThethemeofthisyearsWorldEnvironmentDayisareminderthattheearthwithallitscomplex,interlockingecosystems,isthefoundationofourlives.Itisourcommonheritage.Thebountyofnatureisoneandindivisible.Itknowsnofrontiers,noterritorialborders,hesaid.Henotedthathumanbeingsareapartofavastwebofinterconnectedspeciesandsystemsthatfittogetherinintricateways,enablingthewholesystemtocontinue.“Therearelimitsto