大学英语四级考试模拟试题三1.docx

大学英语四级考试模拟试题三1.docx

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大学英语四级考试模拟试题三1

2009年12月大学英语四级考试模拟试题三

PartIWriting（30minutes）

Directions:

Forthispart,youareallowed30minutestowriteashortessayonthetopic“Education:

Examination-OrientedorQuality-Oriented”.Youshouldwriteatleast120wordsfollowingtheoutlinegivenbelowinChinese:

1.应试教育现状及其原因；

2.素质教育的优点；

3.你的观点。

PartIIReadingComprehension（SkimmingandScanning）（15minutes）

Directions:

Inthispart,youwillhave15minutestogooverthepassagequickly.Forquestions1-7,choosethebestanswerfromthefourchoicesmarkedA）,B）,C）andD）.Forquestions8-10,completethesentenceswiththeinformationgiveninthepassage.

SellingExpertiseontheInternetforExtraCash

TeresaEstes,alicensedmental-healthcounselor,watchedasbusinessatherprivatepracticedecreasedlastyear.Thenthesinglemotherturnedtoherkeyboardtoboostherincome.

Ms.Estesappliedtobecomean“expert”onLivePersonInc.,aWebsitewhereclientspayforonlinechattimewithprofessionalsandadvisersofallfields.For$1.89aminute—aratesheset—the39-year-oldfromMarianna,Fla.,dispensesadvicetoclientsaroundtheglobe.Shespendsaboutfourhoursadayonline,oftenatnight,whenherdaughterhasgonetobed.

“Itwastheeconomy,”shesaysofhermovetotakeherskillsonline.“LivePersonismoreprofitablethanmyprivatepractice.”Ms.Esteshadchargedherprivateclientsupto$75anhour.

Astherecessiondeepens,asmallbutgrowingnumberofpeoplearetakingtheirskillsonline,offeringexpertiseorperformingspecifiedtasksforafee.Labor-at-the-keyboardsitesaregainingpopularityaspeopleincreasinglyturntotheWebinsearchofwork.Internetjob-searchsitessawa51%riseintrafficfromJanuary2008toJanuary2009,accordingtocomScoreMediaMetrix,to26.7millionuniquevisitors.

Amongthemanyfee-for-serviceWebsitesoutthere,atleastthreeareattractingasignificantnumberofusers—thoughconsumersshouldexerciseahealthydegreeofskepticismwhenconsultinganyofthesesites.LivePersonseeksoutexpertsonaslewoftopics,includingmentalhealth,financialservices,shoppingandfashion,aswellaspsychicsandspiritualadvisers.MechanicalTurk,aWebservicerunbyAInc.,paysworkerstoperformtasks,suchascatalogingproductsonline.AssociatedContentpayscontributorstowritearticlesonawiderangeofsubjects,fromorganicflowergardeningtohowtoapplyforfinancialaid.

LivePersonwentpublicin2001,andthecurrentversionofthesitewaslaunchedinlate2007.Today,thesitehas30,000registeredexperts,attractinganaverageof100,000peopleayearwhopayfortheofferedservices,saysChiefExecutiveOfficerRobertLoCascio.Roughly3,500peoplehavemadecontributingtothesitetheirfull-timejob,hesays.

LivePersonsaysitvetscontributors’qualifications,suchasmedicallicensesorfinancialcertification,throughathirdparty,andreliesheavilyonitscommunityreviews.Some200peopleadayapplytobeLivePersonexperts,upfrom120ayearago,saysMr.LoCascio.Oncecleared,advisersworkwithclientsonacost-per-minutebasissetbytheadviser.Thesitetakesacommissionofbetween30%and35%.

AssociatedContent,bycontrast,reviewssubmissionsinhouseandthendecideshowmuchtopayforthem.Thesite,whichspecializesinhow-topiecesandfeaturestoriesonnewstopics,had237,000registeredcontributorsandmorethanonemillioncontentpiecesasofFebruary,bothaboutdoublefromthesamemonthayearago.

Afterpostingthecontent,thesitesellsadvertisementsagainstitanddistributesittoothercompanies,suchasonlineshoeretailerZappos,whichusethecontentontheirownWebsites.IfAssociatedContentacceptsasubmission（itsaysitrejectsabout25%ofthem）,theauthorgetsbetween$5and$30,plus$1.50foreach1,000pageviews.Anabilitytowrite“search-engine-optimized”content,anindustrytermforgeneratinggoodGoogleresults,helps,sayssitefounderLukeBeatty.

Peoplearenotonlylookingforpaymentbutalsoestablishingtheircredentials“assomebodywithexperience”,hesays.Writingaboutaspecificprofession,suchaslaworrealestate,helpsraiseaperson’sprofileonline,enhancinghisjobsearches,saysMr.Beatty.

SabahKarimi,a26-year-oldfromOrlando,Fla.,leftacareerinmarketingtobecomeafull-timefreelancewriterandnowspendsbetween8and10hoursaweekwritingforAssociatedContent.Shehasbeenatitforaboutthreeyearsandsayssheearnsroughly$1,000amonthfromherpastandcurrentsubmissions.

Ms.KarimicautionsnewcomerstoAssociatedContentthatittakestimetobuildupearnings.Shesaysshelearnedhowtowritearticlesthatwouldbringtrafficandoftenlooksfornewsyideasthatwillattractreaders.

MechanicalTurk,bycontrast,isbasedon“crowdsourcing”,orbreakingataskintolotsoftinypiecesandgivingittoabiggroupofpeopletocompletequickly.Mostofthesejobs—whichthesitecallsHITs,forhumanintelligencetasks—payjustafewcents.EfficientMTurkers,astheycallthemselves,canmakemorethan$100aweekdoingthingssuchasfindingsomeone’semailaddressorlabelingimagesofaparticularanimalinaphotograph.

AmazonsaysthatMTurknowhas200,000workersfrom100differentcountries,butitdoesn’tkeeptrackofpastfigures.

Thesite—namedforan18th-centurystuntinvolvingaturbanedchess-playing“machine”withanactualchessmasterhiddenwithin—beganasawaytohelpAmazonmanageitsproductdatabase,saysSharonChiarella,vicepresidentofAmazonMechanicalTurk.Amazonusesthesitetohelpsortimagesandcontent,payingpeopleafewcentsatask.MechanicalTurkalsoservesavarietyofcompanieswhoneedWebtasksperformed,especiallythosethatrequireahumanelement.Test-prepstartupKnewtonInc.,forexample,usesitextensivelyforfocus-group-typetasks,aswellasenlistingpeopletotakeitspracticetests.

KeriKnutson,amotheroffivefromIndependence,La.,discoveredMechanicalTurkwhenhereldestsonwasheadedforcollege.Ms.Knutson,now45,neededmoneyforhistuitionandfees.Shetookonallkindsoflow-payingbuteasytasksatthebeginning,fromfindingaplacetopurchaseaspecificitemtoidentifyingthenameofastreetinaphotograph.

Peoplelookingtomakemoneyonlineasfee-for-serviceexpertsshouldreadthefineprint.LivePersonhasoneofthemoreformalpaymentsystems,requiringuserstosignupforanaccountbeforetalkingwithanexpert.Somesites,includingAssociatedContentandMechanicalTurk,reservetherighttorefusepaymentifataskisnotcompletedsatisfactorily.

Mostsiteshavearobustcommunityofworkerswhoregularlyofferoneanothertipsonwhichtaskspaythebest.MechanicalTurkusershaveanindependentsitecalledTurkerNation（）,whichreviewsthecompaniesthatsolicit（索求）andpayfortaskssothatworkerscancheckacompany’srecordbeforetakingonatask.

Consumerswhousethesesitesalsoneedtoexercisecaution.Relyingonlegalormedicaladvicefromanunknownonlinesourcehasobviousdrawbacks,andtheWebsitesacknowledgethatsomeusershaveregisteredcomplaintsabouttheadviceofferedonthesites.LivePersonwarnsconsumerstooffertheirfinancialandpersonaldetailswithcare.

Fortheworkersonthesesites,evenincrementalsourcesofincomearehelpfulthesedays.Ms.KnutsonnowspendsthemajorityofhertimetranscribingWebaudioandvideoforclients,earningabout$250aweekfor30hoursofwork.Shesaysshehasseenmorecompetitionlatelybutisdeterminedtokeepupherweeklypace.

“IfIdidn’thavethismoney,”shesays,“we’dbestrugglingtofindwhattoeateveryweek.”

1.Whatisthepassagemainlytalkingabout?

A）Theeconomicrecessionwilllastafewyears.

B）Morepeoplearetakingtheirskillsonlinetomakemoney.

C）AskingforadvicethroughtheInternetisagoodwaytosolveyourproblems.

D）Peopleshouldn’treleasetheirfinancialandpersonaldetailsonline.

2.LivePersonInc.isaWebsitewhere___________.

A）peoplechatwitheachotherandmakefriendsfreely

B）professionalsandadvisershelpothersforfree

C）peoplepaymoneyforapplyingtobecomeanexpert

D）clientspayforonlinechattimewithprofessionalsandadvisers

3.Whyarelabor-at-the-keyboardsitesgainingpopularity?

A）BecausepeoplelovetoworkontheInternet.

B）BecausemorepeoplearefindingjobsontheInternet.

C）BecausepeoplearebeingaskedtoworkontheInternet.

D）BecauseworkingontheInternetiseasierthanotherwaysofworking.

4.HowmuchwillanexpertgetthroughLivePersonifaclientpays$10?

A）$3to$3.5.B）$10.C）$6.5to$7.D）$5.

5.MechanicalTurkoriginatedasamethodto_________.

A）labelimagesofaparticularanimalinaphotograph

B）serveavarietyofcompanieswhoneedWebtasksperformed

C）helpAmazonmanageitsproductdatabase

D）findsomeone’semailaddress

6.WhatdoesTurkerNationdo?

A）Itreservestherighttorefusepaymentifataskisnotcompletedsatisfactorily.

B）Itreliesonlegalormedicaladvicefromanunknownonlinesource.

C）Itregisterscomplaintsabouttheadviceofferedonthesite.

D）Itreviewsthecompaniesthatsolicitandpayfortasks.

7.WhatdoesMs.Knutsonspendthemajorityofhertimedoing?

A）Findingaplacetopurchaseaspecificitem.

B）Identifyingthenameofastreetinaphotograph.

C）TranscribingWebaudioandvideoforclients.

D）Strugglingtofindwhattoeateveryweek.

8.AssociatedContentpayscontributorstowritearticlesonawiderangeofsubjects,fromorganicflowergardeningtohowto______________.

9.LivePersonsaysitvetscontributors’q