Prep1 SCWord文档下载推荐.docx

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sthatelectricitygeneratedatNiagarawouldonedaypowerthestreetcarsofLondonandthestreetlightsofParis.

5.Theairlinecompany,followingthroughonrecentwarningsthatitmightstartreducingservice,announcedthatitwaseliminatingjetservicetoninecities,closingsomeunneededoperations,andgroundingtwenty-twoplanes.

6.Thelistofanimalsthatexhibitapreferenceforusingeithertherightorthelefthand（i.e.,claw,paw,orfoot）hasbeenexpandedtoincludethelowervertebrates.

7.Obtaininganinvestment-graderatingwillkeepthecounty'

sfutureborrowingcostslow,protectitsalready-tatteredimage,andincreaseitsabilitytobuybondinsurance.

8.TheAchaemenidEmpireofPersiareachedtheIndusValleyinthefifthcenturyB.C.,bringingwithittheAramaicscript,fromwhichderiveboththenorthernandthesouthernIndianalphabets.

9.RecordsfromancientAthensindicatethateachyearyoungAthenianwomencollaboratedtoweaveanewwoolenrobewithwhichtheydressedastatueofthegoddessAthenaandthatthisrobedepictedscenesofabattlebetweenZeus,Athena'

sfather,andgiants.

10.Ancienthunter-gatherersdevelopedinstinctsthatstigmatizedselfishnessandencouragedvoluntarycooperation,notonlywithinthegroupbutalsowithoutsiders.

11.Japaneseresearchersareproducingaseriesofrobotsthatcanidentifyhumanfacialexpressionsandthenrespondtothem;

theresearchers'

primarygoalistocreatearobotthatwillempathizewithus.

12.IncontrasttoongoingtradeimbalanceswithChinaandJapan,theUnitedStatestradedeficitwithMexicodeclinedby$500millionasaresultofrecordexportstothatcountry.

13.Unlikemostseverancepackages,whichrequireworkerstostayuntiltheirlastscheduleddayinordertocollect,theautomobilecompany'

sseverancepackageisavailabletoworkerseveniftheyfindanewjobbeforetheyareterminated.

14.Havingfinallyreachedatentativelaboragreementwithitscompany'

spilots,theairline'

sboardofdirectorsmustnowdeterminehowtheairlinecanbothincreaseprofitsandcompetemoreeffectivelyforcustomersthanitdidinthepast.

15.Eventhoughsub-SaharanAfricaoftenevokesimagesofdroughtandfamine,researcherssaythattheareaisthehomeofmorethan2,000grains,vegetables,roots,fruits,andotherfoodsthatcouldfeedthecontinentandevenotherpartsoftheworld.

16.Inherlaterpoems,PhyllisWheatley'

sblendingofsolarimagery,Judeo-Christianthoughtandfigures,andimagesborrowedfromancientclassicismsuggestsherrangeanddepthofinfluences,nottheleastofwhichisherAfricanheritage.

17.Rejectingtheapprenticeshipmodeloftrainingsocialworkersinphilanthropicagencies,twentieth-centuryreformerEdithAbbottwasconvincedthatsocialworkeducationbelongedintheuniversity,wherestudentscouldbeofferedabroadrangeofcoursesdealingwithsocialissues.

18.BluegrassmusicianBillMonroe,whoserepertory,viewsonmusicalcollaboration,andvocalstyleinfluencedgenerationsofbluegrassartists,alsoinspiredmanymusicians,includingElvisPresleyandJerryGarcia,whosemusicdifferedsignificantlyfromhisown.

19.Althoughunhappywiththehighrenthercompanywaspayingforitssuburbanofficebuilding,thechiefexecutiverecognizedthatrentalratesforbuildingsinthesuburbswerefarlowerthanthosetypicallychargedforpropertylocatedwithinthecitylimits.

20.Thehognosesnakeputsonanimpressivebluff,hissingandrearingback,broadeningthefleshbehinditsheadthewayacobradoesandfeigningrepeatedstrikes,butithasnodangerousfangsandnovenom,and,eventually,ifitspursuerisnotcowedbytheperformance,willfalloverandplaydead.

21.WhenNigeriaachievedfullindependencein1960,ithadalreadyestablishedafederalpoliticalstructurethatconsistedofthreeregionsbasedonthethreemajorpopulationclusterswithinitsborders.

22.

Thecompanyannouncedthatitsprofitsdeclinedmuchlessinthesecondquarterthananalystshadexpectedandthatitsbusinesswouldimproveinthesecondhalfoftheyear.

23.Whiletheyremovecarbondioxidefromtheair,conservesoilandwater,andhousethousandsofspecies,forestsalsosupplypotentiallyvaluablepharmaceuticalsand,assourcesofbuildingmaterialandfirewood,provideemploymentformillionsworldwide.

24.Employmentcostsrose2.8percentinthe12monthsthatendedinSeptember,slightlylessthantheydidintheyearthatendedinthepreviousquarter.

25.Oftenincorrectlyreferredtoasatidalwave,atsunami,aseismicseawavethatcanreachspeedsofupto150milesperhourandheightsofupto200feet,iscausedbyunderwaterearthquakesorvolcaniceruptions.

26.Theinvestigationsofmanypsychologistsandanthropologistssupportthegeneralizationthatthereislittlethatissignificantlydifferentintheunderlyingmentalprocessesmanifestedbypeoplefromdifferentcultures.

27.WhenElizabethCadyStantondraftedtheDeclarationofSentimentsthatwasadoptedattheSenecaFallsWomen'

sRightsConventionin1848,sheincludedinitacallforfemaleenfranchisement.

28.AlthougheradicatedintheUnitedStates,poliocontinueselsewhereandcouldbebroughtintothecountrybyvisitors.

29.Pinetreesthriveinrelativelywetclimates,whereasoakspreferdrierones.

30.FivefledglingseaeagleslefttheirnestsinwesternScotlandthissummer,bringingto34thenumberofwildbirdssuccessfullyraisedsincetransplantsfromNorwaybeganin1975.

31.Accordingtosomeeconomists,theJulydecreaseinunemploymenttothelowestlevelintwoyearssuggeststhatthegradualimprovementinthejobmarketiscontinuing.

32.InitiatedonColumbusDay1992,fivecenturiesafterEuropeansarrivedintheNewWorld,ProjectSETIpledgeda$100millioninvestmentinthesearchforextraterrestrialintelligence.

33.Morethan300riversdrainintoSiberia'

sLakeBaikal,whichholds20percentoftheworld'

sfreshwater,morethanalltheNorthAmericanGreatLakescombined.

34.Hundredsofspeciesoffishgenerateanddischargeelectriccurrents,inburstsorassteadyelectricfieldsaroundtheirbodies,usingtheirpowertofindandattackprey,todefendthemselves,ortocommunicateandnavigate.

35.Inlaboratoryrats,alowdoseofaspirinusuallysufficestoblockproductionofthromboxane,asubstancethatpromotesbloodclotting,butdoesnotseriouslyinterferewiththeproductionofprostacyclin,whichpreventsclotting.

36.ThomasEakins'

spowerfulstyleandhischoicesofsubject--theadvancesinmodernsurgery,thedisciplineofsport,thestrainsofindividualsintensionwithsocietyorevenwiththemselves--wereasdisturbingtohisowntimeastheyarecompellingforours.

37.Onereportconcludesthatmanyschoolsdonothave,noraretheylikelytohave,enoughcomputerstousethemeffectively.

38.LikeRousseau,Tolstoirebelledagainsttheunnaturalcomplexityofhumanrelationsinmodernsociety.

39.TheSportsMedicineProgramsoftheOlympicTrainingCenter,acomplexwherefinaltryoutsareheldforathletesrepresentingtheUnitedStatesintheOlympics,aregearedtowardenhancingtheperformanceofathletesandpreparingthemforinternationalcompetition.

40.Awareoftheconnotationsofthenumbers1and2andthelettersAandB,companiesconductingconsumertastetestsoffoodsorbeveragestypicallychoosenumberssuchas697or483tolabeltheproducts.

41.Thebudgetforeducationreflectstheadministration'

sdemandthatthemoneybecontrolledbylocalschooldistricts,butitallowsthemtospendthemoneyonlyonteachers,notonbooks,computers,orothermaterialsoractivities.

42.Asaresultofasupernovaexplosion,everyhumanbeingonEarthwasbombardedonFebruary23,1987,byabout100billionneutrinos;

fortunately,neutrinosareharmlesselementaryparticlesthatareproducedinnuclearreactionsandthatinteractveryweaklywithmatter.

43.Aone-million-year-oldskullbearingtraitsassociatedwithbothHomoerectusandHomosapienshasbeenfoundintheAfarregionofEritrea,indicatingthatmodernhumansdevelopedmuchearlierthanpreviouslythought.

44.ScientistsattheLosAlamosNationalLaboratoryhavesucceededforthefirsttimeinminingheatfromtheEarth'

sinteriortoproduceenergyonacommercialscale,enoughforgeneratingelectricityefficientlyandforheatingfactoriesandhomes.

45.

Applyinganewmethodforanalyzingthechemistryoftoothenamel,scientistshaveexaminedmolarsofprehumanancestorsanddeterminedthattheirdietsweremorevariedthanhadbeensupposed.

46.ThecontinentalUnitedStatesreceivesanaverageof30inchesofprecipitationayear;

transpirationfromsoilandfromplantsreturnsapproximately21ofthe30inchestotheatmosphere,whilethebalanceof9inchescontributestotheflowofstreamsandrivers.

47.Although1998sawseveralnewventures