大学英语四级选词填空单项训练+答案Word文档下载推荐.docx
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大学英语四级选词填空单项训练+答案Word文档下载推荐.docx
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Wehavecomealongwayfromthatfirst__55__carriagebecauseofthecooperativeeffortsofmanypeopleinthelastcentury.Itwillbeinterestingtoseewhatthefutureholdsfortheautomobile.Wehavealreadyseensignsoftheuseofsolarenergyinthisarea.Aslongasmanhasabrain,thefutureoftheautomobileis__56__.
A)backboneF)enjoyedK)definite
B)infiniteG)horselessL)developed
C)furtherH)developingM)farther
D)backgroundI)opportunitiesN)impressed
E)ledJ)snowballO)pace
(2)
Acollegeeducationisaninvestmentinthefuture.Butitcanbea47one.TheCollegeBoard48thatthecostsatafour-yearpubliccollegeintheUnitedStatesincreased10%thispastschoolyear.Thatwaslessthanthe13%increasetheyearbefore,butstillmuchhigherthantheinflation49Publiccollegesanduniversitiesstillcostalotlessthanprivateones.
Financialaidoftenhelps.Butfinancialexperts50parentstostartcollegesavingsplanswhentheirchildisStillveryyoung.
AllfiftystatesandtheDistrictofColumbia51whatarecalled5-29plans.Theseplansarenamedafterthepartofthefederaltaxlawthatcreatedthemin1996.Statesuseprivateinvestmentcompaniestooperatethe52oftheprograms.
Everystatehasitsownrules535-29plans.Someoftheplansare54ofstatetaxes.Andallarenotrequiredtopayfederaltaxes.However,thegovernmentcouldstarttotaxwithdrawalsin2011ifCongressdoesnotchangethelaw.
5-29plansincludeinvestmentaccountsthatincreaseordecreaseinvaluewiththeinvestmentstheycontain.Familiesmustdecidehow55theywanttoputmoneyintostocks,orotherinvestments.
Anotherkindof5-29planletsparentsbegintopayfortheirchild’seducationin56andlongbeforetheirchildstartscollege.Thiskindofsavingsprogramiscalledaprepaidtuitionplan.Themoneygoesintoanaccounttopayforaneducationatapubliccollegeoruniversityinthefamily'
shomestate.
A)aggressivelyF)consumesK)free
B)estimatesG)costlyL)majority
C)offerH)declineM)advance
D)automaticallyI)adviseN)governing
E)rateJ)capableO)general
(3)
ThereisprogresstowardapossibletreatmentforlungdiseasessuchasSARS(severeacuterespiratorysyndrome).ResearchershavelearnedmoreabouthowtheSARSvirusworks:
it47withasysteminthebodythatusesenzymes(酶)tocontrolbloodpressureandfluidbalance.Scientistssaythevirus48toanenzymeknownasACE-two.Thevirusblockstheenzyme,permittingfluidtoenterthelungs.
AteamfromEuropeandAsiareportedthe49inNatureMedicine.DoctorJosefPenningeroftheInstituteofMolecularBiotechnologyintheAustrianAcademyofScienceswasthe50writerofthereport.Thediscoverycouldleadtoanew51oftreatingnotjustSARSbutalsootherdiseasesthatcancauselungfailure.Theseincludeavianflu(禽流感)andinfluenzainhumans.
Thefirst52ofSARSwerediscoveredinGuangdongprovince,insouthernChina,inNovemberof2002.SARSwasnot53asaworldwidethreatuntilMarchof2003.Thediseasespreadto26countries,mostofthemintheAsia-Pacificarea.Anestimated8,000peoplehadSARS.Morethan770ofthemdied,orabout10%,a54highrate.
TheWorldHealthOrganizationwarnedpeoplenottotravelto55areas.The56hurtinternationaltravelandbusiness.TheWHOsaysthediseasestoppedspreadingbyJulyof2003.AsaresultofSARS,thehealthagencygotnewpowerstoactbeforeagovernmentofficiallyannouncesacrisis.
A)meansF)associatesK)optimistically
B)alternativeG)majorL)identified
C)attachesH)awfulM)interferes
D)crisisI)relativelyN)distributed
E)casesJ)findingsO)affected
(4)
Tocallsomething“marginal”meansitisnotverygood.Farmershavetheirownwayto47marginalland:
Itisthelasttobeplantedundergoodconditions,andhasthe48tobeavoidedunderpoorconditions.Low49soilisnottheonlyreasonlandcouldbeconsideredmarginal.Itmightbeinanareawhererainfallis50orwhereahillsidemightrisetoosteeply.
Thereareusesformarginalland,however.Mostoftenitisusedasgrassland.Grassesprovideexcellent51forgrazing(吃草)animalslikecattle,sheepandgoats.Grassseedcanbeboughtfromaforeignsupplieror52grassescanbeused.However,usingmarginallandforgrazingisnotasimpleissue.Thereisa53ofovergrazing.Cattlecandamagethecropsbyeatingdowntotheroots.Also,theweightoftheanimalscrushesthesoilandcanmakeittoohardforgrowing.A(n)54waytoreducetheharmistomoveanimalsfromonefieldtoanother.Thismethodisknownasrotationalgrazing(循环放牧)whichisextremelyimportantformarginalland.
Anotheruseformarginallandisfortreecrops.Studieshave55thatthewhitepineandloblollypine(火炬松)aretwokindsoftreesthatgrowwellonsuchland.Theygrowfastandprovidegoodqualitywood.Anothertreeisthepoplar(白杨),foundinmanypartsoftheworld.
Failuretotakethecareneededtoprotectmarginallandscanmakeabadsituationworse.Butgoodplanningcan56amarginalresourceintoahighlyproductiveone.
A)feedF)defineK)native
B)priorityG)adequateL)revealed
C)transplantH)transformM)prejudice
D)effectiveI)discouragingN)hazard
E)limitedJ)qualityO)recovered
(5)
ChinaiscastingsuchahugeshadowontheUnitedStatesthatmanyAmericansaretryinghardtolearntheChineselanguagewithanefforttokeeptheircompetitiveedge.
"
InterestinlearningChineseamongAmericanyouthandtheirparentshasgrown47inthepastfiveyears,"
saidVivienStewart,vicepresidentattheAsiaSociety,aUSgrouptryingtobridgethe48betweenAmericansandthepeoplesofAsiaandthePacific.
China'
srapidprogressisdrivingtheinterestto49thelanguage,expertssay."
TheChineserichculturaltraditionsand50economymeanthatitisnowessentialforallofourstudentstobebetterpreparedtoengagethemandseizeopportunitiestogether,"
saidMichaelLevine,AsiaSociety'
sexecutivedirectorofeducation.
A2004CollegeBoardsurveyfoundthat2,400highschools--an51number--wouldbeinterestedin52theAdvancedPlacement(AP)coursesinChineselanguageandculturewhenthecoursesbecomeavailablein2006.
China,theworld'
smostpopulous(人口稠密的)nation,is53totheUnitedStatesbecauseitisaleadingtrader,consumerandinvestor.Ithas54theUnitedStatesastheworld'
slargestconsumerandcouldbecomethesecondlargesteconomyintheworld,inthenexttwotothreedecades.
EventhoughtheUSStateDepartmenthasregardedtheChineselanguageextremelyimportanttonationalprosperity,the"
55conditionstosupportrecruitmentofstudentsandteachersaswellasthegrowthofhighqualityprogramsis56inadequate,"
anAsiaSocietystudysays.
A)thrivingF)replacedK)gap
B)automaticallyG)pursueL)scarcely
C)dramaticallyH)requestM)current
D)importantI)incredibleN)offering
E)regainedJ)efficientO)discouragingly
(6)
CanmoneybuyhappinessYes,47theauthorsofanewstudy---butonlytoapoint.
Psychologyhasshownthatricherpeoplegenerallyranktheoverallqualityoftheirlivesmore48thanpoorerpeopledo.Atthesametime,theiractualhappinessseemstobe49lessbytheirabilitytobuymorethanbybeingabletokeepupwiththosewithcomparableresourcesintheirownagegroup.
Ourfindingspointtothepossibilitythat,ratherthanpromotingoverallhappiness,continuedincomegrowthcould50anongoingconsumptionracewherepeoplehavetoconsumemoreandmore,justtomaintaina51levelofhappiness,"
writesGlennFirebaughofPennsylvaniaStateUniversity.
Thestudywas52attheAmericanSociologicalAssociation'
s100thAnnualMeeting.Whetherthericharehappierasawholethantheirless53fellowsisbecominganincreasinglyhottopicfordebate.Recentyearshave54manywritingsonthe"
scienceofhappiness."
Richerpeoplearehappierbecausemoneycanhelppurchasegoodsandservice
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