Unit2A

Unit2《21世纪大学英语应用型综合教程II》21stCenturyCollegeEnglish–forInteractivePurposes:Book2Unit2:AnimalsWords/expressionsfortheplaceswhereanimalsinhabit:Words/expressionsforanimals’behaviors:Words/expressionsforwildlifeconservation:Directions:Putthewords/expressionsintheboxintothecorrectcategories.CheckUnit2:Startermigrationrainforestextinct(灭绝)oceanhibernation(冬眠)reservegrasslandendangeredspeciesleapingclimatechangedesertoverfishingflocking(聚集)plainbarkingWords/expressionsfortheplaceswhereanimalsinhabit:Words/expressionsforanimals’behaviors:Words/expressionsforwildlifeconservation:Directions:Putthewords/expressionsintheboxintothecorrectcategories.extinct,reserve,endangeredspecies,climatechange,overfishingrainforest,ocean,grassland,desert,plainmigration,hibernation,leaping,flocking,barkingUnit2:StarterPartA:ElephantReunionTheme-relatedInformationWarm-upTextAExercisesReviewofTextAUnit2:Theme-relatedInformationUnit2:Theme-relatedInformationEnglishidiomsaboutanimalsLovemelovemydog.爱屋及乌likeacatonhotbricks像热锅上的蚂蚁smellarat觉得可疑talkhorse吹牛，说大话Whenpigsfly.决不可能Teachfishtoswim.班门弄斧whiteelephant沉重的负担，无用而累赘的东西fishintroubledwaters混水摸鱼;趁火打劫adarkhorse黑马，爆出冷门的获胜者makeapigofoneself大吃大喝;吃喝过多betonthewronghorse做出错误估计Everydoghasitsday.凡人皆有得意日Unit2:Theme-relatedInformationIfyouwereNoah,whichanimalwouldyounotwanttotakewithyou?Whynot?Directions:Listentothestory“Noah’sArk".Thendiscussingroupsthefollowingquestion.scriptUnit2:Theme-relatedInformationDoyouknowthestoryofNoah’sark?Noahlivedalong,longtimeago.Hewasagoodman.GodtoldNoahtobuildanarkandtogatherhisfamilyandtwoofeveryanimal(onefemaleandonemale)intothearkbecauseitwasgoingtorainandtheworldwasgoingtobedestroyed.SoNoahgatheredtwoofeveryanimalincludingsnakes,elephants,giraffes,cows,andevenskunks!Itrainedfor40daysand40nights.Aftertherainstopped,thewaterdriedup.Oneyearlater,Noahlettheanimalsoutoftheark.SomewenttoAfrica,sometoAsia,andsometoAustralia,Europe,andAmerica.Godpromisednevertodestroytheearthagainwithwater.Andasapromise,Godgaveustherainbow.Noah’sArkUnit2:Theme-relatedInformationInterestingthingsaboutanimals1.Theheaviestdogeverweighed319pounds,andtheoldestdogeverdiedatage29.Dogsdonotsweatbysalivating.Theysweatthroughthepadsoftheirfeet.2.Adog’snosehasabout4timesasmanyscentcellsasacat’sand14timesmorethanahuman.That’swhydogscanbeusedtotrackdownillegaldrugsandmissingpersons.3.Afrightenedcatcanrunatspeedsupto31mph,slightlyfasterthanahumansprinter.Notonlyarefelinesfaster,catscanalsoseeabout6timesbetterthanahumanatnight.Unit2:Theme-relatedInformationRiddlesaboutanimals1)Whatanimalcarriestwohillsonitsback?2)AbirdamIandamale,Onmyheadthereisacrown,Withmanycoinsonmytail.3)Ihavetwohorns.Ihaveatail.Ihavesomespots.Ihavealongneck.WhoamI?4)What’sthebestwaytocatchafish?AcamelApeacockHavesomeonethrowittoyou.AgiraffeUnit2:Theme-relatedInformationSPCASocietyforthePreventionofCrueltytoAnimals(英国)防止虐待动物协会TheSPCA,ananimalrightsgroup,wasfoundedinNewYorkinApril,1866byHenryBergh(1811-1888).In1874,healsocontributedtothefoundingoftheMassachusettsSocietyforthePreventionofCrueltytoChildren(MSPCC).Unit2:WarmupDirections:Watchthevideoclipanddotheexercises.BlankFillingDiscussionUnit2:WarmupChina’sheartlandwithitsHanpeopleisthecentreofa5,000-year-oldcivilization.ThislandcontainstheGreatWall,theTempleofHeaven,andBeijing’sOlympicStadiumandishometosomeofChina’smostattractivecreaturessuchasthegiantpanda,goldensnub-nosedmonkey(金丝猴),andgoldentakin(秦岭羚牛)._2_it.ThepandahaslongbeenknowninChina.Itwas_3_indictionariesmorethan2,000yearsagoandtheImperialGardenissaidtohavehousedone.Inthedensebamboooftheforestonepandararelyseesanother,instead,they_4__bysubtle(微弱的)scentsignals.Atametre-and-a-halflongand135kilos,thegiantpandaisamemberofthebearfamily.Butitsbear-likedigestivesystemisbuiltforeatingmeat,notthis__5__,fibrous(纤维的)stuff.Andtomakemattersworse,thebambooleavesarefrozensolid.Butthepandahasdevisedacunning(巧妙的)wayofbreakingCheckUnit2:Warmuptheiceoff.Itrubsthebamboooveritssnout(口鼻).Unlikeotherbears,thepandacan’tfattenitselfupandhibernate(冬眠)throughthewinter.Bambooissolowin_6_thatthepandamustspendmostofthedayeating.Onceithasexhaustedonearea,itmustmoveontothenext.Thepanda’spawissurprisinglyun-bear-like,too.It’s_7_,withanenlargedwrist(手腕)bonewhichallowsittograspandmanoeuvre(操纵)thebamboowithadexterity(灵巧)andprecision(精确度)thatamonkeywould_8_.Twisting(卷曲)thebambooleavesintoacigarshapemakesthemeasiertomunch(咀嚼).Hungrypandasonceroamed(漫步)acrossvasttracts(大片)ofbamboo-richforestthatcoveredmuchofChina’sheartland.Butsincethe1950s,logging(砍伐)hasfragmentedtheQinlingMountainforests.Its_9_wildpandasarenowconfined(限制)withinisolated_10_.Unit2:WarmupTothepeoplewholiveintheQinlingMountains,theforestanditswildlifearearesourcetobeused,thebasisoftheirlivelihood.Thesepeople______theforestwithanevenmoreelusive(难捉摸的)inhabitant(常住居民).It’sprobablyChina’smostfamousanimal,butveryfewhaveeverseenit.Unlikethemonkeys,thiscreaturehasaveryspecificdiet,bamboo.It’sawildgiantpanda.Secretive,andsensitivetonoise,thegiantpandaisoftengonebeforeanyonecan__________it.ThepandahaslongbeenknowninChina.Itwas_________indictionariesmorethan2,000yearsagoandtheImperialGardenissaidtohavehousedone.Inthedensebamboooftheforestonepandararelyseesanother,instead,they__________bysubtle(微弱的)scentsignals.Atametre-and-a-halflongand135kilos,thegiantpandaisamemberofthebearfamily.Butitsbear-likedigestivesystemisbuiltforeatingmeat,notthis______,fibrous(纤维的)sharegetclosetomentionedcommunicatetoughUnit2:Warmupstuff.Andtomakemattersworse,thebambooleavesarefrozensolid.Butthepandahasdevisedacunning(巧妙的)wayofbreakingtheiceoff.Itrubsthebamboooveritssnout(口鼻).Unlikeotherbears,thepandacan’tfattenitselfupandhibernate(冬眠)throughthewinter.Bambooissolowin_______thatthepandamustspendmostofthedayeating.Onceithasexhaustedonearea,itmustmoveontothenext.Thepanda’spawissurprisinglyun-bear-like,too.It’s______,withanenlargedwrist（手腕）bonewhichallowsittograspandmanoeuvre(操纵)thebamboowithadexterity(灵巧)andprecision(精确度)thatamonkeywould__________.Twisting(卷曲)thebambooleavesintoacigarshapemakesthemeasiertomunch(咀嚼).energyflexiblebeproudofUnit2:WarmupHungrypandasonceroamed(漫步)acrossvasttracts(大片)ofbamboo-richforestthatcoveredmuchofChina’sheartland.Butsincethe1950s,logging(砍伐)hasfragmentedtheQinlingMountainforests.Its_________wildpandasarenowconfined(限制)withinisolated________.remainingreservesDirections:Workinpairsanddiscussthefollowingquestions.Unit2:Warmup1.Whydowelovegiantpandas?2.Whyisthenumberofpandasbecomingsmallerandsmaller?3.Whatshouldwedotoprotectwildanimals?(Cues)(Cues)Cues:lovely,round,distinctiveeyes,clumsy,nationaltreasureCues:habitatloss,lowbirthrate,timetogrowbamboo,industrializationCheck(Cues)Cues:wildlifeconservation,responsibility,preventhunting,naturereservesDirections:Workinpairsanddiscussthequestions.Unit2:Warmup1.Howdidyoufeelonthefirstdayatcollege?(Cues:excited,lonely,farawayfrom,miss,free,onone’sown)2.Whatdifferencesaretherebetweencollegelifeandhighschoollife?(Cues:structure,remindof,counton,schedule)3.Whatisyourdailyscheduleincollege?(Cues:wakeup,breakfast,lecture,break,practice)Whydowelovegiantpandas?SuggestedAnswerBecausetheyaresolovelyandfunny.Thegiantpandaisoneoftherarestanimalspeciesintheworld.Itsbigroundhead,largedistinctiveeyesandaroly-polybodyarequiteendearing.Theylookclumsybuthandletheirfoodwithamazingflexibility.Andtheclassicposeforapandaeatingisonethatresemblesthewayhumanssitonthefloor,whichmakesuslaugh.What’smore,theirbamboodietmakesthemlessscarythanotherbears.GiantpandaiscrownedasthenationaltreasureofChinaanditisasymboloffriendshipandgift.Directions:Workinpairsanddiscussthequestions.Unit2:Warmup1.Howdidyoufeelonthefirstdayatcollege?(Cues:excited,lonely,farawayfrom,miss,free,onone’sown)2.Whatdifferencesaretherebetweencollegelifeandhighschoollife?(Cues:structure,remindof,counton,schedule)3.Whatisyourdailyscheduleincollege?(Cues:wakeup,breakfast,lecture,break,practice)Whyisthenumberofpandasbecomingsmallerandsmaller?SuggestedAnswerThenumberofthepandasisgettingsmallerandsmallerbecauseofhabitatlossandthefactthattheyhaveaverylowbirthrate.Theirmainsourceoffoodisbamboo,whichtakesalongtimetogrow.Butpeoplearetakingawaytheirlandsandforestsbecauseofindustrializationandagriculture.Therearefewareasleftwherepandascanliveandpeoplesometimeskillpandastosellthefur.Directions:Workinpairsanddiscussthequestions.Unit2:Warmup1.Howdidyoufeelonthefirstdayatcollege?(Cues:excited,lonely,farawayfrom,miss,free,onone’sown)2.Whatdifferencesaretherebetweencollegelifeandhighschoollife?(Cues:structure,remindof,counton,schedule)3.Whatisyourdailyscheduleincollege?(Cues:wakeup,breakfast,lecture,break,practice)3.Whatshouldwedotoprotectwildanimals?SuggestedAnswerFirst,everycitizenshouldrealizetheimportanceofwildlifeconservation.Onlybyknowingitsimportancecanpeopledevelopasenseofresponsibilitytopreventanykillingofwildanimalsandprotecttheenvironment.Second,thegovernmentshouldpasssomelawstoforbidanyhuntingofrareanimals.Besides,morenaturereservesshouldbeestablishedsoastoprovideanimalsabetterlivingenvironment.Unit2:TextAUnit2:TextALovingMemory：ElephantReunionByAndySimmonsWhentwoabusedelephantsarereunitedafter23years,theirjoyistrumpetedthroughoutthecolony.1.ToentertheElephantSanctuaryinHohenwald,youhavetopassthroughamassivegate,partofthethick,cabledfencing.It’sthekindoffencethatkeptthedinosaurslockedinsideJurassicPark.2.Inside,smallbirdsflitinthegrass,andthere’sanunusualstillnessforaplacethat’shometotheworld’slargestlandanimals.Unit2:TextA3.Thesanctuarywasstartedin1995byCarolBuckleyandScottBlaise.Thetwoformerelephanttrainershadseenenoughabuseandneglectatcircusesandzoostoinspirethemtocreateasanctuarywhereelephantscouldliveouttheirlives.ThesanctuarywouldofferwhatBuckleyconsidersthethreenecessitiesforahappyelephant:freedomfromdominance,roomtowanderandlotsofotherelephants.4.Atthesanctuary,the19AfricanandAsianelephantsinresidenceareallowedtoexistastheywouldinthewild.“Wecreatedasystemwheredominancedoesnotexistatall,”saysBuckley.“Wegivethemtheoptiontosayno.”Unit2:TextA5.Ourphotographersawthisfirsthand.BuckleyandBlaisewouldnotbringustotheelephants,norwouldtheyscatterhayinordertodrawthemout.Insteadtheygavetheelephantstheoptiontocometous.Luckily,twoelephants,ShirleyandBunny,eventuallydidappear.Andinasweetlylovinggesture,theyevenheldtrunks.6.Yes,Buckleyconfirms,justaswe’vereadinNationalGeographicandseenontheDiscoveryChannel,elephantsshowgreatsympathytowardoneanother.Becausetheelephantssheworkswithhavesufferedneglectandabuse,Buckleyseesthissympathydemonstratedinsomeunforgettablescenes,includingUnit2:TextAthisremarkablestory.7.Acircusrefugee,Jennyhadoftenbeentiedupfor23hoursadayorputintosmalltraincarstravellingfromonecitytothenext.Aftersufferingaleginjury,shewasdumpedatadog-and-catshelter,whichwasill-equippedtocareforanelephant,letaloneasickone.AnanimalrightsactivistcontactedBuckley,whobroughtJennytoHohenwald.Unit2:TextA8.Freedom’sawonderfulthing,andJennywaseagertoexperienceit.Shewaskeptaloneinayardforonedayduetoinjury,butthatprovedstressfulforher.Soshewasletoutwiththerestoftheelephants.Andthat’swhenshemetwithafriendfromthepast.9.JennywasstillababywhensheandShirleyfirstmetyearsbefore,workinghardtogetheratacircus.Althoughthey’dspentonlyafewweekswitheachother,ShirleyassumedtheroleofsubstitutemothertoJennybeforetheywereseparated.Butthatwas23yearsearlier—wouldtheyremember?Unit2:TextA10.JennyknewrightawaywhoShirleywas.SoonHohenwaldwasrockingasthetwogreetedeachotherwithtrumpetingandcelebratorybumping.11.ShirleyandJennyinstantlyfellintotheiroldroutine,wanderingthesanctuarysidebyside.ThegoodtimeshadlastedonlyafewyearswhenJennybecameill,theresultofherpreviousleginjury.Unit2:TextA12.Whenshegrewtooweaktowanderthehillsandvalleys,Jennywalkedheavilyandslowlytowardashadyvalley,foundsomesoft,flatbushes,andlaydown.Shirleystoodguardnightandday,usinghertrunktohelpherfriendtoriseandevenshiftherweight.AlsobyJenny’ssideweretwoothersanctuaryfriends,TarraandBunny.Atonepoint,thefourspentthreehourstrumpeting—thevibrationsfeltbyeverylivingbeinginthesanctuary.Inallheryearsofworkingwithanimals,Buckleyhadneverseenanythinglikethisjoy-filledcelebrationofJenny’slife.Unit2:TextA13.Thenextday,October17,2006,thegreatanimalscontinuedtheirtrumpeting.Therewasnothingurgentintheirsong.Itwascalming.Still,itwastoomuchforShirley.AbouttoloseJennyforthesecondtime,shewenttoanearbyhilltogrievealone.Inherabsence,BunnyandTarracomfortedJennybystrokingher.Thatevening,attheageof36—youngforanelephant—Jennydied.TarraandBunnystayedathersidethroughthenight.ButwhereasJenny’ssufferinghadended,Shirley’sbegan.Unit2:TextA14.Elephantsweartheirheartsontheirtrunks,asitwere,soitwaseasytotellthatShirleywasnotdealingwellwithJenny’sdeath—hereyeswerehalfshutandhertrunkdraggedontheground.Shewasn’teatingortrumpeting.Shewasdepressed.Bunnyfollowedhertothehill,wherethetwostayedfordaysbeforefinallyreturningtothebarn.Withherspiritsrestored,Shirley,theoldestandlargestelephantatthesanctuary,begantoeatandplay,andevenpickedhertrunkofftheground.Shewasbackwiththeelephants,whereshebelonged.Unit2:TextA15.Watchanelephantwalkonitsbacklegsorperformahuladanceatacircusandit’seasytoforgetthatthesearesensitive,intelligentanimalsforwhomthefamilyunitiseverything.16.Luckilyforthem,there’saplaceinTennesseethathasn’t.(840words)Unit2:LanguageandCulturalPointsreunion—n.1.reunitingorbeingreunited2.socialgatheringofpeoplewhowereformerlyfriends,colleagues,etc.e.g.areunionbetweenthetwosistersafamilyreunionatChristmas姊妹俩的重聚圣诞节的合家团聚Unit2:LanguageandCulturalPointsabuse—v.1.treatbadly;exploit2.makebadorwronguseof(sth.)e.g.Thosecaptiveswerephysicallyabused.那些俘虏遭受了肉体上的摧残。Heabusedhispowerwhileinoffice.他在职时滥用权力。—n.wrongorbaduseortreatmentofsth./sb.drugabusechildabuse滥用麻醉药品虐待儿童Unit2:LanguageandCulturalPointscolony—n.groupofanimalsorplantslivingorgrowinginthesameplacee.g.Acolonyofgullsinhabitstheisland.一群海鸥栖息于这个岛上。Unit2:LanguageandCulturalPointstheElephantSanctuaryinHohenwaldCulturalnote:TheElephantSanctuaryinHohenwald,Tennessee,isthenation’slargestnatural-habitatrefugedevelopedspecificallytomeettheneedsofendangeredelephants.Itisanon-profitorganization,licensedbytheU.S.DepartmentofAgricultureandtheTennesseeWildlifeResourcesAgency,andaccreditedbytheAssociationofSanctuaries,designedspecificallyforold,sickorneedyelephantswhohavebeenretiredfromzoosandcircuses.Utilizingmorethan2,700acres,itprovidesthreeseparateandprotected,natural-habitatenvironmentsforAsianandAfricanelephants.Unit2:LanguageandCulturalPointspassthrough—makeapassageorjourneyfromoneplacetoanother在试验时他经历了许多困难。e.g.Hepassedthroughmanydifficultiesduringtheexperiments.Unit2:LanguageandCulturalPointscable—v.fastenwithacablee.g.Theirfishingboatswerecabledtogetherbeforethestormcame.暴风雨来临前，他们的渔船都用缆绳系在一起。Unit2:LanguageandCulturalPointsIt’sthekindoffencethatkeptthedinosaurs…JurassicPark—“Itis...that”的结构为强调句型，用来强调句子的主语“fence”。e.g.Itwasthegoat’seyesthathehadseeninthedarkness.他在黑暗中看到的就是这只山羊的眼睛。Unit2:LanguageandCulturalPointsJurassicParkCulturalnote:JurassicParkisa1993AmericansciencefictionadventurefilmdirectedbyStevenSpielberg.ThefilmisbasedonthenovelofthesamenamebyMichaelCrichton.ThefilmcentersonthefictionalIslaNublarnearCostaRicaintheCentralAmericanPacificCoast,whereabillionairephilanthropistandasmallteamofgeneticscientistshavecreatedanamusementparkofcloneddinosaurs.Unit2:LanguageandCulturalPointsstillness—n.tranquilsilencee.g.Thestillnessofthefieldswasbrokenbythesoundofagunshot.一声枪响打破了田野的寂静。Unit2:LanguageandCulturalPointsbehometo—是…的所在地，是…的发源地e.g.MysteriousAntarcticamaybehometotheoldestcivilization.神秘的南极洲可能是最古老文明的发祥地。CarolBuckleyUnit2:LanguageandCulturalPointsScottBlaiseCo-FounderoftheElephantSanctuaryinTennessee.ScotthasbeenmanagingandcaringforAsianelephantsforovertwentyyears.HeistheVicePresidentofOperationsmanagingbothelephantcareandfacilities.Unit2:LanguageandCulturalPointsUnit2:LanguageandCulturalPointsneglect—n.1.lackofattentionandduecare2.theconditionofbeingneglectede.g.Shewasseverelycriticizedforneglectofduty.她因玩忽职守而受到严厉批评。Thegardenhasfallenintoastateofneglect.这花园已处于荒废的状态。Unit2:LanguageandCulturalPointsinspire—v.1.fillsb.withtheabilityorurgetodo,feel,etc.sth.beyondhis/herusualability,esp.towrite,paint,compose,etc.2.serveastheincitingcauseofe.g.Hisnobleexampleinspiredtherestofustogreaterefforts.他那高尚的榜样激发我们大家更加努力。Oppositioninspiredustofurtherefforts.反对促使我们进一步努力。Unit2:LanguageandCulturalPointsliveout—liveoutone’slife;livetotheende.g.Thepatientlivedoutanotherthreedays.病人又活了三天。Unit2:LanguageandCulturalPointsnecessity—n.1.circumstancesthatforceonetodosth.;stateofbeingnecessary;need2.necessarythinge.g.Hefeltagreatnecessitytotalkabouthisproblems.他觉得很有必要谈谈自己的问题。Food,clothingandshelterareallbasicnecessitiesoflife.衣、食﹑住是生活的基本必需品。Unit2:LanguageandCulturalPointsdominance—n.thefactorpositionofdominating;importance,power,orcontrollinginfluencee.g.Ourdominanceofthemarketisseriouslythreatenedbythisnewproduct.我们在市场上的优势受到这种新产品的严重威胁。Unit2:LanguageandCulturalPointswander—v.1.movearoundinanareaorgofromplacetoplacewithoutanyspecialpurposeordestination2.moveaimlesslyaroundin(aplace)e.g.Shewaswanderingaimlesslyupanddowntheroad.她在路上漫无目地地来回溜达。I’vespenttwoyearswanderingtheworld.我用了两年时间周游世界。Unit2:LanguageandCulturalPointsAtthesanctuary,the19AfricanandAsianelephantsinresidenceareallowedtoexistastheywouldinthewild.The19AfricanandAsianelephantsinthesanctuarycanliveinthesamewayastheydidinthewild.Unit2:LanguageandCulturalPointsresidence—n.thestateoflivinginaparticularplacee.g.Foreignvisitorsareonlyallowedonemonth’sresidence.外国访客只准逗留一个月。inresidenceengagedtoliveataparticularplacee.g.Studentsmustremaininresidenceduringterm.学生在学期中必须住校。Unit2:LanguageandCulturalPointsfirsthand—adv.atfirsthandordirectlye.g.Thereheexperiencedfirsthandthepowerofahi-techweapon.在那里，他亲身体验了一种高科技武器的威力。Unit2:LanguageandCulturalPoints...,norwouldtheyscatterhayinordertodrawthemout.----nor用于否定句中，放在句首要倒装，承接前面的语气作进一步否定。e.g.Ihaveneverbeendishonest,nordoIintendtostartbeingsonow.我从来没有不诚实过，现在我也不打算开始这样做。Unit2:LanguageandCulturalPointsdrawout—bringoute.g.Itwasimpossibletodrawthetruthoutofher.想从她嘴里套出真相来是不可能的。Ishallhavetodrawoutsomemoremoneytopayallthesepeople.我得再多取些钱给所有这些人发工资。Unit2:LanguageandCulturalPointsInsteadtheygavetheelephantstheoptiontocometous.—instead用作副词，其基本义为“取而代之”。e.g.Heneverstudies.Insteadheplaystennisallday.他从不学习，而是整天打网球。Unit2:LanguageandCulturalPointsgesture—n.expressivemovementofapartofthebody,esp.thehandorheade.g.Heraisedhishandsinagestureofdespair.他举起双手以示绝望。Unit2:LanguageandCulturalPointsconfirm—v.1.provideevidenceforthetruthorcorrectnessof(areport,anopinion,etc.)2.ratify(atreaty,etc.);makedefiniteorestablishmorefirmly(power,aposition,etc.)e.g.Theannouncementconfirmedmysuspicions.新的部长将由女王批准任职。ThenewministerwillbeconfirmedinofficebytheQueen.这项通告证实了我的猜疑。Unit2:LanguageandCulturalPointsNationalGeographicCulturalnote:NationalGeographicistheofficialjournaloftheNationalGeographicSociety.Thereare12monthlyissuesoftheNationalGeographicperyear,plusadditionalmapsupplements.Itcontainsarticlesaboutgeography,popularscience,history,culture,currentevents,andphotography.Unit2:LanguageandCulturalPointsDiscoveryChannelCulturalnote:DiscoveryChannelisanAmericansatelliteandcablespecialtychannel,foundedbyJohnHendricksanddistributedbyDiscoveryCommunications.ItisapubliclytradedcompanyrunbyCEODavidZaslav.Itprovidesdocumentarytelevisionprogrammingfocusedprimarilyonpopularscience,technology,andhistory.Unit2:LanguageandCulturalPointsdemonstrate—v.1.beanexampleof(sth.);show2.showandexplainhowsth.worksorawayofdoingsth.e.g.Hissuddendeparturedemonstratesthathe’sunreliable.他的突然离去明他不可靠。Anassistantdemonstratedthewashingmachinetocustomers.店员向顾客示范如何使用洗衣机。Unit2:LanguageandCulturalPointsremarkable—a.1.unusualorstriking2.worthyofnoticee.g.Thebookisfilledwithremarkableinsights.这本书很有真知灼见。Thisregionisremarkable.这个地区享有风景独特的盛名。Unit2:LanguageandCulturalPointsrefugee—n.personwhohasbeenforcedtoleavehiscountry,home,etc.andseekrefuge,esp.frompoliticalorreligiouspersecutione.g.ManyrefugeescamefromEuropetoAmerica.很多难民从欧洲来到美国。Unit2:LanguageandCulturalPointstieup—securewithorasifwithropese.g.Hetiedupthehorseandwentintotheinn.Thetraffichadbeentiedupforthreehours.他拴住马,走进了小酒店。交通阻塞已有三个小时了。Unit2:LanguageandCulturalPointsdump—v.1.put(sth