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邱政政--听力十大必背段子1.000143理科段子：天文学Inancienttimes,manypeoplebelievedtheearthwasaflatdisc.Wellover2,000yearsago;theancientGreekphilosopherswereabletoputforwardtwogoodargumentsprovingthatitwasnot.Directobservationsofheavenlybodieswerethebasisofboththesearguments.First,theGreeksknewthatduringeclipsesofthemoontheearthwasbetweenthesunandthemoon,andtheysawthatduringtheseeclipses,theearth'sshadowonthemoonwasalwaysround,theyrealizedthatthiscouldbetrueonlyiftheearthwasspherical,Ittheearthwasaflatdisc,thenitsshadowduringeclipseswouldnotbeaprefectcircle;itwouldbestretchedoutintoalongellipse.ThesecondargumentwasbasedonwhattheGreekssawduringtheirtravels.TheynoticedthattheNorthStar,orPolaris,appearedlowerintheskywhentheytraveledsouth,inthemorenortherlyregions,theNorthStarappearedtothemtobemuchhigherinthesky.Bytheway,itwasalsofromthisdifferenceintheapparentpositionoftheNorthStarthattheGreeksfirstcalculatedtheapproximatedistancearoundthecircumferenceoftheearth,afigurerecordedinancientdocumentssays400.000stadium,that'sthepluraloftheworldstadium.Today,it'snotknownexactlywhatlengthonestadiumrepresents,butlet'ssayitwasabout200meters,thelengthofmanyathleticstadiums.ThiswouldmaketheGreek'sestimateabouttwicethefigureacceptedtoday,averygoodestimateforthosewritingsolongbeforeeventhefirsttelescopewasinvented.2.991044文科段子：文学名著Continuingoursurveyofthe19thcentury,let'stakealooknowatHarrietBeecherStowe.NowStoweisbestknownforhernovelUncleTom'sCabin,abookthatdetailstheharshnessofplantationlifeinthesouth.ThebookwasextremelypopularintheUnitedStatesaswellasinothercountries.Ironicallythough,foralltheattentiongiventoUncleTom'sCabin,it'sfarfromStowe'sbestwork.Shedidwriteoneothernovelaboutlifeinthesouth,butmuchofherbestworkhasnothingwiththesouthatall.Infact,Stowe'sbestwritingisaboutvillagelifeintheNewEngland'sstatesinthe19thcentury.Inrecordingtothecustomsofthevillagesshewroteabout,Stoweclaimedthatherpurposewastoreflecttheimagesasrealisticallyaspossible.Sheusuallysucceeded,forhersettingswereoftendescribedaccuratelyandindetail.Inthissense,shewasanimportantforerunnertotherealisticmovementthatbecamepopularlaterinthe19thcentury.Shewasoneofthefirstwriterstouselocaldialectforhercharacterswhentheyspoke.Andshedidthisfor30yearsbeforeMarkTwainpopularizedtheuseoflocaldialect.ItmakessensethatStowewouldwriteaboutNewEnglandlife,sinceshewasborninConnecticut.Asayoungwomanthere,sheworkedasateacher.Theteachingjobhelpedleadtoherfirstpublishedwork,ageographybookforchildren.Later
1whenshewasmarried,herwritinghelpedhersupportherfamilyfinancially.Throughoutherlife,shewrotepoems,travelbooks,biographicalsketchesandchildren'sbooks,aswellasnovelsforadults.1.991040生活段子：噪音影响I'mgradtoseesomanyofyouhere.We'vebecomereallyalarmedoverthehealthcenterbythenumberofstudentsweareseeing,whoareexperiencinghearingloss.First,Iwanttogooversomebasicabouthearing.Thenwecantakealookatourschoolenvironmentandseeifwecanfigureoutsomewaystoprotecthearing.Theleadingcauseofpreventablehearinglossisexcessivenoise.Toomuchmoderatenoiseforalongtimeorsometypesofintensenoiseforevenashorttimecandamagehearing.Loudnessismeasuredinunitscalleddecibels.Onedecibelisthelowestsoundthattheaveragepersoncanhere.Soundsupto80decibelsgenerallyaren'tharmful.That'snoiseliketrafficonabusystreet.Butanythinglouderthan80decibels,especiallywithcontinuousexposure,mayeventuallyhurtyourhearing.Onceyouareuptoaround140decibels,that'slikeajetplanetakingoff,thenyoumightevenfeelpaininyourears.Andpainsaresuresignthatyourhearing'satrisk.Evenoneexposuretoareallyloudnoiseatcloserangecancausehearingloss.Sowhatyouneedtodoislimityourexposuretoharmfullevels.Ifyoupassalongthishandout,wecantakealookatthedecibellevelofsomecommoncampussounds.Noticehowloudthosehornsarethatpeopletaketofootballgames.Theyarereallydangerousifblownrightbehindyou.Now,let'strytogeneratealistofdamagingnoises2.990839文科段子：电影艺术TogetusstartedthissemesterIamgoingtospendthefirsttwoclassesgivingyoubackgroundlecturesaboutsomebasiccinematicconcepts.Onceyouarealittlemorefamiliarwithbasicfilmterminology,wewillbereadytolookatthehistoryofmoviesintheUnitedStates.You'llbeexpectedtoattendshowingoffilmsonTuesdayeveningsat7o'clockinJenningsAuditorium.That'sourlab.ThenduringourWednesdayseminar,we'lldiscussindepththemoviewesawthenightbefore.Wearenotcoveringsilentfilmsinthiscourse.Wewillbeginwiththefirsttalkingmotionpicture,TheJazzSinger,releasedin1927.Thenextweek,we'llbelookingatTheGoldDiggersof1933,apiecethatisveryrepresentativeoftheescapisttrendinfilmsreleasedduringthedepression.Someofthefilmswewillbewatchingwillprobablybenewtoyou,likeFrankCapra'sWhyWeFight.OthersyoumighthavealreadyseenonTVlikeRebelwithoutACausestarringJamesDeane,orStanleyCooper'sDoctor'sStrangeLove.However,Ihopeyouseeevenfamiliarfilmwithneweye.Inthelastthreeweeksofthecourse,wewillbewatchingfilmsfromthe1980sandyou'llchooseoneofthemasasubjectforanextensivewrittencritique.We'lltalkmoreabouttherequirementsofthecritiquelaterinthissemester
21.990848文科段子：历史发展Lasttime,weoutlinedhowtheCivilWarfinallygotstarted.Iwanttotalktodayaboutthepoliticalmanagementofthewaronbothsides:thenorthunderAbrahamLincolnandthesouthunderJeffersonDavis.Animportanttaskforbothofthesepresidentswastojustifyfortheircitizensjustwhythewarwasnecessary.In1861,onJuly4th,Lincolngavehisfirstmajorspeechinwhichhepresentedthenorthernreasonsforthewar.Itwas,hesaid,topreservedemocracy.Lincolnsuggestedthatthiswarwasanoblecrusadethatwoulddeterminethefutureofdemocracythroughouttheworld.Forhimtheissuewaswhetherornotthisgovernmentofthepeople,bythepeoplecouldmaintainitsintegrity,coulditremaincompleteandsurviveitsdomesticfoes.Inotherwords,couldafewdiscontentedindividualsandbythathemeantthosewholedthesouthernrebellion,couldtheyarbitrarilybreakupthegovernmentandputanendtofreegovernmentonearth?Theonlywayforthenationtosurvivewastocrushtherebellion.Atthetime,hewashopefulthatthewarwouldn'tlastlongandtheslaveownerswouldbeputdownforever,butheunderestimatedhowdifficultthewarwouldbe.ItwouldbeharderthananytheAmericanshadthoughtbeforeorsince,largelybecausethenorthhadtobreakthewillofthesouthernpeople,notjustbyitsarmy.ButLincolnralliednorthernerstoadeepcommitmenttothecause.Theycametoperceivethewarasakindofdemocraticcrusadeagainstsouthernsociety.2.981042文科段子：传媒变迁Movingawayfromnewspapers,let'snowfocusonmagazines.NowthefirstmagazinewasalittleperiodicalcalledtheReviewanditwasstartedinLondonin1704. Itlookedalotlikethenewspapersofthetime,butintermsofitscontentsitwasmuchdifferent.NewspaperswereconcernedmainlywithnewseventsbuttheReviewfocusedonimportantdomesticissuesoftheday,aswellasthepoliciesofthegovernment.Now,inEnglandatthetime,peoplecouldstillbethrowninjailforpublishingarticlesthatwerecriticaloftheking.AndthatiswhathappenedtoDanielDefoe.Hewastheoutspokenfounderofthereview.DefoeactuallywrotethefirstissueoftheReviewfromprison.Yousee,hehadbeenarrestedbecauseofhiswritingsthatcriticizedthepoliciesoftheChurchofEngland,whichwasheadedbytheking.Afterhisrelease,DefoecontinuedtoproducetheReviewandthemagazinestartedtoappearonamorefrequentschedule,aboutthreetimesaweek. Itdidn'ttakelongforothermagazinestostartpoppingup.In1709,amagazinecalledtheTattlerbeganpublication.Thisnewmagazinecontainedamixtureofnews,poetry,politicalanalysisandphilosophicalessays.3.971035理科段子：远程教育Hi,Lynn.Isawyouatregistrationyesterday.Isailedrightthrough,butyouwere
3standinginalongline.Yeah.Iwaitedanhourtosignupforadistance-learningcourse.Distancelearning?Neverheardofit.Well,it'snewthissemester.It'sonlyopentopsychologymajors.ButIbetit'llcatchonelsewhere.Yesterday,overahundredstudentssignedup.Well,whatisit?It'sanexperimentalcourse.Iregisteredforchildpsychology.AllIhavegottodoiswatchatwelve-weekseriesoftelevisedlessons.Thedepartmentshowsthemsevendifferenttimesadayandinsevendifferentlocations.Don'tyoueverhavetomeetwithprofessor?Yeah.AftereachpartoftheseriesIhavetotalktoherandtheotherstudentsonthephone,youknow,aboutourideas.Thenwe'llmeetoncampusthreetimesforreviewsandexams.Itsoundsprettynon-traditionaltome.ButIguessitmakessense,consideringhowmanystudentshavejobs.Itmustreallyhelpwiththeirschedules,nottomentionhowitwillcutdownontraffic.Youknow,lastyearmydepartmentdidasurveyandtheyfoundoutthat80percentofallpsychologymajorswereemployed.That'swhytheycameupwiththeprogram.Look,I'llbeworkingthreedaysaweeknextsemesteranditwaseithercutbackonmyclassesortrythisout.Theonlythingis:doesn'titseemimpersonalthough?Imean,Imisshavingclassdiscussionsandhearingwhatotherpeoplethink.Well,Iguessthat'swhyphonecontact'simportant.Anyway,it'sanexperiment.MaybeI'llenduphatingit.Maybe.ButI'llbecurioustoseehowitworksup.1.970539生活段子：游览沼泽地公园WelcometoEverglade'sNationalPark.TheEvergladeisawateryplaincoveredwithsawgrassthat'sthehometonumerousspeciesofplantsandwildlife.Andoneandhalfmillionacreistoobigtoseeitalltoday.Butthistourwillofferyouagoodsampling.OurtourbuswillstopfirstatTailorSlue.Thisisagoodplacetostartbecauseit'shometomanyoftheplantsandanimalstypicallyassociatedwiththeeverglade.You'llseemanyexoticbirdsandofcourseaworldfamousalligators.Don'tworry.There'saboardwalkthatgoesacrossthemarsh,soyoucanlookdownattheanimalsinthewaterfromasafedistance.Theboardwalkishighenoughtogiveyouagreatviewofthesawgrassprairie.Fromtherewe'llheadatsomeothermarshyandevenjungle-likeareasthatfeaturewonderfultropicalplantlife.Forthoseofyouwho'dlikeacloseviewofthesawgrassprairie,youmightconsiderrunningacanoesometimeduringyourvisithere.However,don'tdothisunlessyouhaveaverygoodsenseofdirectionandcannegotiateyourwaythroughtallgrass.Wehatetohavetocomelookingforyou.Youhaveagoodfortuneofbeinghereinthewinter,thebesttimeoftheyeartovisit.During
4thespringandsummerthemosquitoeswilljustabouttoeatyoualive.Rightnow,theyarenotsobothersome,butyou'llsoonwanttouseaninsectrepellent.1.10.000147理科段子：地理冒险Goodmorning,class.Beforewebegintoday,Iwouldliketoaddressanissuethatoneofyouremindedmeofafterthelastlecture.Asyoumayrecall,lasttimeImentionedthatRobertE.PearywasthefirstpersontoreachtheNorthPole.WhatIneglectedtomentionwasthecontroversyaroundPeary'spioneeringaccomplishment.In1910,acommitteeofthenationalgeographicalsocietyexaminedCommodorePeary'sclaimtohavereachedtheNorthPoleonApril6th'1909andfoundnoreasontodoubthim.ThisjudgmentwasactuallyconfirmedbyacommitteeoftheUScongressin1911.Nevertheless,Peary'sclaimwassurroundedbycontroversy.TinswaslargelyduetothecompetingclaimofDoctorFredericCookwhotoldtheworldhehadreachedthePoleafour-yearearlier.OverthedecadesPearywasgiventhebenefitofthedoubt,butcriticspersistedinraisingquestionsabouthisnavigationandthedistancesheclaimedtohavecovered.SotheNavigationFoundationspentanadditional12monthsofexhaustiveexaminationofdocumentsrelatingtoPeary'spolarexpedition.ThedocumentssupposedPeary'sclaimsaboutthedistanceshecovered.AfteralsoconductinganextensivecomputeranalysisofphotostakenbyPearyatthepole,theyconcludedthatPierreandhiscompanionsdidinfactreachthenearvicinityoftheNorthPoleonApril6th.1909.OK,todaywe'regoingtotalkaboutexplorationoftheoppositeendoftheworld,Iassumeyouallreadchapter3inourtextandarenowfamiliarwiththenames:EmersonandScott.
