2020新译林版高中英语选择性必修三全册课文原文.docx

2020新译林版高中英语选择性必修三全册课文原文.docx

《2020新译林版高中英语选择性必修三全册课文原文.docx》由会员分享，可在线阅读，更多相关《2020新译林版高中英语选择性必修三全册课文原文.docx（10页珍藏版）》请在冰点文库上搜索。

U1

Reading

Canadaislikeabloomingflower,unfoldingwithbreathtakingbeautyandrichnesstowintheheartofthosewhoenjoywhatithastooffer.ItisabroadandbeautifulcountrystretchingfromtheAtlantictothePacificOcean.Itisalsooneofthemostethnicallydiversenationsintheworldwithdistinctcultures.

InthetenprovincesandthreeterritorieswhichmakeupCanada,thereisgreatdiversityingeography.TotheeastofthePacificcoastrisethegrandRockyMountains,whicharehometohighpeaksanddeepvalleyscarvedbyiceandwater.Ancient,slow-movingglaciershugthelandandahugevarietyofwildlifewanderstheremoteforests.Theestablishmentofnationalparksmakesmanyofthesebeautifulplacesprotectedareasforthepublictovisitandenjoy,suchasBanffandJasperNationalParks.OnetrulyuniquescenicspotinCanadaisthemightyNiagaraFallswithwaterrushingoveritsedgeinasplendiddisplayofsightsandsounds.

Apartfromitsgeographicaldiversity,Canada’smanyruralareasandurbancentersreflectthediversityofitsresidents.SomeofCanada’searliestsettlers,whoarethoughttobeancestorsoftheindigenouspeoples,crossedtheBeringStraitbymeansofalandbridgefromaplacenowknownasSiberia.Theysettledonthisvastlandthousandsofyearsago.ThefirstEuropeansalsostartedtosettleinsomeoftheeasternprovincescenturiesago.Today,Canadareflectsavastcombinationofethnicbackgrounds.AboutoneoutoffivepeopleinCanada’spopulationisforeign-born.Themajorethnicgroups,forexample,includetheEnglish,ScottishandFrench,whiletheminoritygroupsincluderesidentsfromSingaporeandthePacificIslands.

Thisethnicvariety,inturn,bringsaboutculturaldiversity.Shouldyoufindyourselfinoneofthesesubcultures,languages,cuisine,architecture,artandmusicwilldefineyourencounter.Forexample,inVancouver,adynamiccitywiththehighestpercentageofChineseCanadiansinthecountry,youcanparticipateinthecelebrationsoftheChineseNewYear,oryoumaytaketeaintheDrSunYat-SenClassicalChineseGarden.InMontreal,oneofthelargestFrench-speakingcitiesintheworld,youcansamplethefoodwithatypicalFrenchflavorandseetheoriginalbuildingsintheFrenchstyleofarchitecture.Finally,ifyouarelookingforsomethingoffthebeatentrack,youmayvisitCapeBretonIslandintheprovinceofNovaScotia,whereyoucandancetofiddletunesandenjoytheculturesandtraditionsofCelticsettlers.Asyouareexposedtodiversecultures,youmayfeeltransportedthroughtimeandspace.Giventheseculturaldifferences,itcomesasnosurprisethatCanadahasbeencelebratingMulticulturalismDaysince2002.

Fromthetoweringmountainpeakstothedepthsoftheforeststotheurbancenters,Canada’sgeographicalwonders,ethnicgroupsandtheirculturesmakeitauniqueplacetoliveandvisit.Indeed,ithasbeenconsistentlyrankedbytheUnitedNationsasoneofthebestcountriestolivein,andvisitorsarealwayswelcome!

Extendedreading

30June,Morocco

MyparentsandIhadjustdrivendownthenarrowmountainroadfromMarrakesh,withallitssharpbends,andhadfinallyarrivedatMerzouga.BeforeusstretchedtheunendingsanddunesthatmarkedthebeginningoftheSahara.AsmallboywalkedpastwithagroupofnoisygoatsasItookalonglookattheyellowroadsidesignthattolduswewereenteringa“fragilenaturalenvironment”.ImadearesolutiontorespectandprotectthisuniquelandscapewhileIwashere.Wesetoff,ourvehiclequietlyrunningoverthesandandsmallstones.Itwasn’tlongbeforeweweresurroundedbyenormoussanddunestoweringaboveusonallsides.Thewindwasblowinggrainsofsandfromthetopsofthedunes,thesunwasbeatingdownhardandbright,andtheskywasadeepshadeofbluethatIhadneverseenbefore.Thewildbeautyofthedesertwasabouttorevealitself.Therewasnotaplanttobeseen.Thedesertappearedcompletelyempty,whichwascalmingandthreateningatthesametime.Thecoloursofthedunescontrastedstrikinglywiththeblueofthecloudlesssky.

Eventually,asthelastraysofsunlightwerefallingonthesand,wearrivedatourdesertcamp.Starswerealreadyshiningbrightlyinthedarkeningskyanditwasgettingcoldwiththeapproachofthenight.Threecamels,slowlychewing,wererestingontheirkneesandwatchingourarrivalwithinterest.“So,whichoneofyouluckyanimalswillbemyridetomorrow”IsaidoutloudasIgrabbedmybagandheadedtowardsthewarmcampfire.Iwasstarvingandrushedtoputasteakonthebarbecue.

3July,Kenya

Afewdaysafterourdeparturefromthecamp,ourcarwaswellandtrulystuckinthemud.WewereveryneartoourrestcampinAmboseliNationalParklocatedontheborderofKenyawhenmyfather,againstmymother’sadvice,decidedtodrivethroughalargepoolofwaterthatstretchedacrossthedirtroad.Twotallslimlocalpeoplewerestandingbytheroadsidewatchinguswithamusement.Theymusthaverealizedthatweweretotallyhelpless,forafterafewmoments,theywanderedoverandpushedusfree.MyfathersmiledweaklyandwedroveonasmymotherandIwavedfromthecarwindow.

Wefoundaparkingspacenexttoourhut,whichwasroundandmadefrombrick.Thewalls,paintedbrilliantwhite,reflectedtheafternoonsun.Therewerefivesimilarhuts,alllinedupfacingMountKilimanjaro,thehighestmountaininAfrica.Themountainroseupovertheplainsbeforeus.Tallgrassesandtreesdottedtheplains,whichwerealivewiththeAfricanwildlifewehadcometosee.Giraffes,withtheirlongnecks,werepullingleavesfromthehighestbranches.Inthedistance,elephantswereeatinggrass,earsflappinglazilyastheymovedslowlyovertheplains.Ihadneverseenanythinglikethisbefore.ItwasindeedthegreatestshowontheEarth.

Wegotoutofthecar,carryingoursuitcasesandboxesoffoodintothehut.Iplacedhamsandwiches,sausagesandabunchofbananasonasmallwoodentable.Ireturnedtothecarandfetchedmorepossessions.ItwasthenthatInoticedasmallgreymonkeysittingonatreeafewmetresawayandeatingabanana.“Socute,”Ithoughttomyself,untilIrealizeditwasmybananathathewaseating!

Hewaslookingatmeintentlyasheenjoyedthefinalmouthful.Iwassurehewassaying,“Thankyou.”“You’rewelcome,”Ireplied.

U2

Reading

Livinginspaceiseverywould-beastronaut’sdream.Mysix-monthstayonaspacestationhascometoanend,andithasbeenachallengingbutmagicaladventure.Ibetyou’dlovetoknowwhatdailylifeislikeupinspaceandhowitdiffersfromthatontheEarth—thelowgravitydefinitelymakesordinarythingsstrange!

Thestrangenessoflivinginspaceisapparentfromthemomentwesleep.Duetothenearabsenceofgravityinspace,wehavetoattachourselvessothatwedon’tfloataround.Weusuallysleepinprivatequarters,whicharemorelikelargecupboards,orinsleepingbagsattachedtothewallsortheceiling.It’sstrangethatwetrytosleepwithnopressureagainstourback,buttheunusualbedsdon’tbotherusanymore.Afterabouteighthoursofsleep,westartourdayofwork.

Theroutinetasksthatoccupymostofthedayaredemanding,buttheycanalsobeextremelyrewarding.Ourmainmissionistoconductscientificresearch.Weneedtoevaluatetheeffectsoflowgravityonanimalsandplants.Creaturessuchasmice,fishandmosquitoeshavealsobeensenttothestation!

Inalow-gravityenvironment,wecanlearnmoreaboutchangesincellsandmicroorganismsunderthemicroscope.Aswellasdoingthesebiologicalexperiments,wecarryoutexperimentsinotherresearchfields.IhavebeenworkingononeexperimentwhichlocatesandtrackslightningoverlargeregionsoftheEarth.Hopefully,itwillcastnewlightontheEarth’sclimateandleadtobetterlightningprotection.Withsomuchgoingon,thespacestationneedsalotofmaintenance,soweconstantlychecksupportsystemsanddosomecleaning.

Themostchallengingworktakesplacewhenweneedtoperformtasksoutsidethespacestation,suchastestingnewequipment,monitoringscientificexperimentsorrepairingthespacestation.Inthecircumstances,it’stimeforaspacewalk.First,weputonourspacesuits,whichallowustobreatheinspaceandprotectusfromexposuretothecoldandradiation.Thenweheadout,andsometimesperformtasksforhoursatatime,withthebeautifulEarthvisiblebelow.SplendidastheviewoftheEarthis,spacewalkingisnotasexcitingasyoumightthink.It’sprobablythemostdangerouswork,withpotentialriskssuchaselectricshocks.That’swhyeveryspacewalkiscarefullyplanned.

Inviewofthelow-gravityenvironment,eatingisalsodifferentinspace.Mostfoodisdriedorfreeze-dried.It’saluxurytoeatfreshfood,becausefreshproducesuchasfruitandvegetablescanonlybedeliveredtothespacestationfromtheEartheverycoupleofmonths.Saltandpepperareonlyinliquidform,sothattheywillnotfloatawayandblocktheairpipes.However,liquidscan’tbeeasilycontrolledinspace.Wemustdrinkwateroranyotherliquidsoutofabagthroughathintubeofplastic.Furthermore,tokeepourbodyhealthy,wemustensureabalancedsupplyofnutrientsbytakingpills.

Spendingsometimeinthegymisofvitalimportancetoastronauts’health.Didyouknowthatinjustfivemonths,astronautscouldloseasignificantamountofmuscleandbonemass?

Consideringthesenegativeeffectslowgravityhasonthehumanbody,wedisciplineourselvestodoatleasttwohoursofexerciseeveryday.Exerciseinspaceisnotyouraverageworkout.Wehavetobetiedontospeciallydesigne