17年6级阅读理解12篇Word文档格式.docx
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HistorianPaulLovejoyrelatesthatthecultivationofkolanutsinWestAfricaishundredsofyearsold.Theleafy,spreadingtreeswereplantedongravesandaspartoftraditionalrituals.Eventhoughthenuts,whichneedtostaymoist,canbesomewhatdelicatetotransport,traderscarriedthemhundredsofmilesthroughouttheforestsandgrasslands.
Europeansdidnotknowofthemuntilthe1500s,whenPortugueseshipsarrivedonthecoastofwhatisnowSierraLeone.AndwhilethePortuguesetookpartinthetrade,ferryingnutsdownthecoastalongwithothergoods,by1620,whenEnglishexplorerRichardJobsonmadehiswayuptheGambia,thenutswerestillpeculiartohiseyes.
Bythelate19thcentury,kolanutswerebeingshippedbythetonnetoEuropeandtheUS.Manymadetheirwayintomedicines,intendedasakindofenergyboost.OnesuchpopularmedicinaldrinkwasVinMariani,aFrenchproductconsistingofcocaextractmixedwithredwine.ItwascreatedbyaFrenchchemist,AngeloMariani,in1863.SowhenPembertoncreatedhisdrink,itrepresentedanongoingtrend.Whencocaineeventuallyfellfromgraceasabeverageingredient,kola-extractcolasbecamepopular.
Thefirstyearitwasavailable,Coca-ColaaveragednineservingsadayacrossalltheAtlantasodafountainswhereitwassold.Asitgrewmorepopular,thecompanysoldrightstobottlethesoda,soitcouldtraveleasily.Todayabout1.9billionCokesarepurchaseddaily.It'
sbecomesoiconicthatattemptstochangeitstastein1985—sweeteningitinamoveprojectedtoboostsales—proveddisastrous,withwidespreadangerfromconsumers."
Coca-ColaClassic"
returnedtostoreshelvesjustthreemonthsafterthe"
NewCoke"
wasreleased.
Thesedays,theCoca-Colarecipeisacloselyguardedsecret.Butit'
ssaidtonolongercontainkolanutextract,relyinginsteadonartificialimitationstoachievetheflavour.
46.WhatdowelearnaboutchemistJohnPemberton?
A)Heusedastrangelypotentingredientinafoodsupplement.
B)Hecreatedadrinkcontainingalcoholwithoutbreakinglaw.
C)Hebecamenotoriousbecauseofthecocadrinkhedeveloped.
D)Heriskedbreakinglocallawtomakeadrinkwithcocaleaves.
47.Whatdoesthepassagesayaboutkolanuts?
A)TheircommercialvaluewasfirstdiscoveredbyPortuguesesettlers.
B)Theycontainsomekindofenergyboostnotfoundinanyotherfood.
C)ManywereshippedtoEuropeinthelate19thcenturyformedicinaluse.
D)TheywerestrangetotheEuropeanswhenfirstimportedfromWestAfrica.
48.Howcomekola-extractcolasbecamepopular?
A)Cocainehadbecomenotorious.
B)Alcoholicdrinkswereprohibited.
C)Fountainsweresetuptosellthem.
D)Rightsweresoldtobottlethesoda.
49.WhatisknownaboutthetasteofCoca-Cola?
A)Itwassodesignedastocreateaddictioninconsumers.
B)Itstillreliesontraditionalkolanutextract.
C)Ithasbecomemorepopularamongtheold.
D)Ithasremainedvirtuallyunchangedsinceitscreation.
50.Whatisthepassagemainlyabout?
A)TheevolutionofCoca-Cola.
B)ThesuccessstoryofCoca-Cola.
C)ThemedicinalvalueofCoca-Cola.
D)ThebusinessstrategyofCoca-Cola.
17.12阅读理解1B
Twentyyearsago,theUrbanLandInstitutedefinedthetwotypesofcitiesthatdominatedtheUSlandscape:
smallercitiesthatoperatedaroundstandard9-5businesshoursandlargemetropolitanareasthatranall24hoursoftheday.Analyzingandcomparingcitiesusingthelensofthisbasicdividegivesinterestingcontexttohowinvestmentcapitalflowsandhousingpriceshaveshifted.
Inrecentyears,manymid-sizedcitieshavebeguntoadoptamiddle-of-the-roadapproachincorporatingtheexcitementandopportunityoflargecitieswithsmallcities'
quietaftermidnight.These18-hourcitiesarebeginningtomakewavesinrealestaterankingsandattractmorerealestateinvestment.Whatisunderlyingthisnewmovementinrealestate,andwhydothesecitieshavesomuchappeal?
18-hourcitiescombinethebestof24-hourand9-5cities,whichcontributestodowntownrevitalization.Fordecades,manydowntowncoresinsmalltomid-sizedcitieswereabandonedafterworkhoursbyworkerswholivedinthesuburbs.Movementoutofcitycenterswaswidespread,anddowntowntenantswerepredominantlymadeupoftheworkingpoor.Thisgeneratedlittlecommercefordowntownbusinessesintheevenings,whichmadebusinessandgeneratingtaxrevenueformunicipalupkeepdifficult.Withtheriseofanewconceptinurbanplanningthataimstomakelifeeasierandmoreconvenient,however,increasingpopularityforurbanareasthatcasedtherealestatepushes,inmajorcitieslikeSanFranciscoorNewYork,hasinspiredatypeofforwardthinkingurbanityandinsmallercities.
Transformingdowntownareassothattheyincorporatemodernhousingandimprovedwalkabilitytolocalrestaurants,retail,andentertainment—especiallywhencombinedwithimprovedinfrastructureforcyclistsandpublictransit—makesthemappealtoamoreaffluentdemographic.Theseadjustmentsencourageemployersintheknowledgeandtalentindustriestokeeptheirofficesdowntown.Accesstofoottrafficandproximitytotransitallowthetypeofentertainment-orientedbusinessessuchasbarsandrestaurantstostayopenlater,whichattractsbothyounger,creativeworkersandbabyboomersnearingretirementalike.Becauseoftheirsmallersize,mostkeephoursthatallowpeopletoenjoythemselves,thenhavesomequietaftermidnight,asopposedtolargemajorcitieslikeNewYork,wherethebuzzofactivityisongoing.
These18-hourcitiesarerapidlyontheriseandoffergreatopportunitiesforhomeownerinvestment.InmanyofthesecitiessuchasDenver,adiverseandvigorouseconomyattractedtotheurbancorehasofferedstableemploymentforresidents.Therighturbanmixhasproppeduphomeoccupancy,increasedpropertyvalues,andattractedsignificantinvestmentcapital.
51.WhatdowelearnaboutAmericancitiestwentyyearsago?
A)Theyweredividedintoresidentialandbusinessareas.
B)Theirhousingpriceswerelinkedwiththeirprosperity.
C)Therewasacleardividebetweenlargeandsmallcities.
D)Theywereplaceswherelargeinvestmentcapitalflowed.
52.Whatcanbeinferredfromthepassageabout18-hourcities?
A)Theyespeciallyappealtosmallbusinesses.
B)Theyhaveseenariseinpropertyprices.
C)Theyhavereplacedquietwithexcitement.
D)TheyhavechangedAmerica'
slandscape.
53.Yearsago,manydowntowncoresinsmalltomid-sizedcities.
A)hadhardlyanybusinessactivity
B)werecrowdedinbusinesshours
C)exhibitednosignsofprosperity
D)lookeddesertedintheevenings
54.Whatcharacterizesthenewdowntownareasin18-hourcities?
A)Asuddenemergenceoftheknowledgeindustry.
B)Floodinginoflargecrowdsofmigrantworkers.
C)Modernizedhousingandimprovedinfrastructure.
D)Morecomfortablelifeandgreaterupwardmobility.
55.Whathave18-hourcitiesbroughttothelocalresidents?
A)Morechancesforpromotion.B)Healthierlivingenvironment.
C)Greaterculturaldiversity.D)Betterjobopportunities.
17.12阅读理解2A
InthebeginningofthemovieI,Robot,arobothastodecidewhomtosaveaftertwocarsplungeintothewater—DelSpoonerorachild.EventhoughSpoonerscreams"
Saveher!
Saveher!
"
therobotrescueshimbecauseitcalculatesthathehasa45percentchanceofsurvivalcomparedtoSarah'
s11percent.Therobot'
sdecisionanditscalculatedapproachraiseanimportantquestion:
wouldhumansmakethesamechoice?
Andwhichchoicewouldwewantourroboticcounterpartstomake?
IsaacAsimovevadedthewholenotionofmoralityindevisinghisthreelawsofrobotics,whichholdthat1.Robotscannotharmhumansorallowhumanstocometoharm;
2.Robotsmustobeyhumans,exceptwheretheorderwouldconflictwithlaw1;
and3.Robotsmustactinself-preservation,unlessdoingsoconflictswithlaws1or2.TheselawsareprogrammedintoAsimov'
srobots—theydon'
thavetothink,judge,orvalue.Theydon'
thavetolikehumansorbelievethathurtingthemiswrongorbad.Theysimplydon'
tdoit.
TherobotwhorescuesSpooner'
slifeinI,RobotfollowsAsimov'
szerothlaw:
robotscannotharmhumanity(asopposedtoindividualhumans)orallowhumanitytocometoharm—anexpansionofthefirstlawthatallowsrobotstodeterminewhat'
sinthegreatergood.Underthefirstlaw,arobotcouldnotharmadangerousgunman,butunderthezerothlaw,arobotcouldkillthegunmantosaveothers.
Whetherit'
spossibletoprogramarobotwithsafeguardssuchasAsimov'
slawsisdebatable.Awordsuchas"
harm"
isvague(whataboutemotionalharm?
Isreplacingahumanemployeeharm?
),andabstractconceptspresentcodingproblems.TherobotsinAsimov'
sfictionexposecomplicationsandloopholesinthethreelaws,andevenwhenthelawswork,robotsstillhavetoassesssituations.
Assessingsituationscanbecomplicated.Arobothastoidentifytheplayers,conditions,andpossi