学术英语第一单元省公开课一等奖全国示范课微课金奖课件

UnitOneGivingThanksforthe"InvisibleHand"Teachingsteps1.Lead-in:AskstudentstoworkinpairstodothetaskinLead-in/TextA.Theninviteseveralstudentstosharetheiranswerswiththewholeclass.1/142.OverviewAskstudentstopreviewTextAbeforeclass.Or,allocatesometimeforstudentstoreadthetextquicklyinclass.TheninviteseveralstudentstosummarizethemainideaofTextA.3.In-depthanalysisofTextA1)Showstudentssomekeywordsandaskthemtocontributeasmuchaspossiblewhattheyknowaboutthem.Provideadditionalinformationwhennecessary.2/142)discusswithstudentsthefunctionof"Thanksgiving"inthetextonthebasisofTask1/Criticalreadingandthinking/TextA3)GuidestudentstofocusonsomeofthedifficultsentencesinTextAbydoingTask2/Criticalreadingandthinking/TextA.Askthemtoreporttheiranswerstotheclass.4)OrganizeagroupdiscussionaboutthequestionsinTask3/Criticalreadingandthinking/TextA.Encouragestudentstothinkindependently,criticallyandcreatively.3/14Supplementaryinformation1.ThanksgivingItisanannualnationalholidayintheU.S.andCanada.AmercanscelebrateThanksgivingonthefourthThursdayofNovember,honoringtheearlyPlymouthsettlersandtheirharvestfeast.TheycommonlytracetheThanksgivingholidaytoa1621celebrationatthePlymouthPlantation,wherethePlymouthsettlersheldaharvestfeastafterasuccessfulseason.Althoughprayersandthankswere4/14probablyofferedatthe1621harvestgathering,thefirstrecordedreligiousThanksgivinginPlymouthhappenedtwoyearslaterin1623.Onthisoccasion,thecolonistsgavethankstoGodforrainafteranearlycatastrophicdrought.5/142.TheInvisibleHandItisametaphorusedbyAdamSmithtodescribethenaturalforcethatguidesfreemarketcapitalismthroughcompetitionforscarceresources.Thegeneralideaisthatindividualspursuingself-interestendupdoingwhatisbestforsocietyasifguidedbyaninvisiblehand.Forexample,whenthepriceofsomethingincreasesduetohigherdemandorlowersupply,morepeoplewillstartproduingit.Thisisdoneoutofselfinterest,butitalsobenefitssociety.Asawhole,itwillmakethegoodsavailabletomorepeopleaswellasloweringthepriceagain.6/14AnswerkeysTask1Beginning（paras1-2）:BringinthethemeofThanksgivingandraisethequestionofwhetheryouhaveevergiventhanksforwhatyouareblessedwithinthedailyeconomiclife.Body(Paras3-8):UsethelaborandskillsbehindtheThanksgivingweekendasexamplestoillustratetheconceptof"theinvisiblehand".End(Para.9):Echothebeginning,emphasizingweshouldbegratefultothemiracleonthisThanksgivingDayandeveryday.7/14Task2:1.ItisnotdifficultatalltoexplainwhygrocerystoresstockuponturkeybeforeThanksgiving.Thereseemstobenomiracleinit.2.Theuseofsomany"and's"helpstoemphasizethataseriesofactionsandallkindsofworkareinvolvedinthesaleofThanksgivingturkey.8/143.Here"fromabove"means"fromGod".Thephraseisusedtoshowthatthereissomethingwondrousandalmostinexplicableinthesocialorderoffreedom.Task3Markethasitsownwayofpunishingbusinessmalpractices.Forexample,ifafastfoodchainsellscontaminatedfood,nationwidedemandfortheirfoodwillgodown,alongwiththeirprofit.Whenacompanysellsdefectiveproducts,theyhavetodealwithliabilitycosts.9/14AnswerKeysLanguagebuilding-upTask1/Specializedvocabulary1.饲料经销商；饲料批发商2.为他自己收益而工作3.技能与劳动力4.制造塑料5.私人交易6.包装并定价7.无形之手10/141.priced2.labor3.transactions4.gain5.labor;manufactured6.invisiblehand7.distributor11/14Task2/Signpostlanguage1.Today,inmillionsofhomesacrossthenation,Godwillbethankedformanygifts,forthefeastonthetableandthecompanyoflovedones,forhealthandgoodfortuneintheyeargoneby,forpeaceprivilegeofhavingbeenborn,orhavingbecome—American(Line2,Para.1).12/142.Andyet,isn'ttheresomethingwonderous,—somethingalmostinexplicableinthewayyourThanksgivingweekendismadepossiblebytheskillandlaborofvastnumbersoftotalstrangers?(Line1,Para.4)3....ThanksgivingTurkey,there