- 阅读理解A
题干：LastweekendKyleMacDonaldinMontrealthrewapartytocelebratethefactthathegothisnewhomeinexchangeforaredpaperclip.Startingayearago，MacDonaldbarteredtheclipforincreasinglyvaluablestuff,includingacampstoveandfreerentinaPhoenixflat.Havingannouncedhisaim(thehouse)inadvance,MacDonaldlikelygotaboostfromtechieseagertoseetheInternetpassthisdaringtestofitsnetworkingpower.“Mywholemotto(座右铭）was‘Startsmall,thinkbig,andhavefun’，”saysMacDonald,26,“Ireallykeptmyeffortonthecreativesideratherthanthebusinessside.”YetasoddastheMacDonaldexchangewas，barterisnowbigbusinessontheNet.Thisyearmorethan400,000companiesworldwidewillexchangesome$10billionworthofgoodsandservicesonagrowingnumberofbartersites.TheseWebsitesallowcompaniestotradeproductsforavirtualcurrency,whichtheycanusetobuygoodsfromothermembers.InIceland,garment-makerKapusalansellsathirdofitsoutputontheboomingVidskiptanetidexchange，earningvirtualmoneythatitusestobuymachineryandpaypartofemployeesalaries.TheTroc-servicesexchangeinFranceoffersmorethan4,600services,frommathlessonstoironing.Thisisnotaprimitivebartersystem.Bycreatingcurrencies,theInternetremovesamajorbarrier-whatBobMeyer,publisherofBarterNews,calls“thedoublecoincidenceofwants.”Thatis,twopartiesoncenotonlyhadtofindeachother,butalsoanexchangeofgoodsthatbothdesired.Now,theycanpricethedealinvirtualcurrency.Barteralsohelpsfirmsmakeuseofidlecapacity.Forexample,advertisingis“hugelybartered”becausemanymedia,particularlyontheWebcansupplynewadspaceatlittlecost.Moreover,Internetadsdon'tregisterinindustry-growthstatistics,becausemanyexchangesarearrangedoutsidetheformalexchanges.LikeeBay,mostbartersitesallowmembersto“grade”tradingpartnersforhonesty,qualityandsoon.Barterexchangescanallowfirmsincountrieswithhyperinflationornontradablecurrenciestoenterglobaltrades.Nextyear,anonprofitexchangecalledQuickLiftTwo(QL2)planstoopeninNairobi，offeringbarterdealsto38,000Kenyanfarmersinremoteareas.Twosmallplaneswilldeliverthegoods.QL2directorGaciiWaciumasaysthefarmersareexcitedtobe“liberatedfromcorruptmiddlemen.”Forthem,barterevokesabrightfuture,notaprecapitalistpast.
题目：The Internet barter system relies heavily on_____. - A 、the size of barter sites
- B 、the use of virtual currency
- C 、the quality of goods or services
- D 、the location of trading companies
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参考答案【正确答案：B】
细节题。根据题干中的信号词barter system定位到第二段。第二段前两句说明了以物易物交易的宏大规模。紧接着第三句指出，以物易物网站允许公司交易产品来换取虚拟货币，从而用这些虚拟货币来购买其他会员的商品。由此可知，虚拟货币的使用是互联网以物易物交易的重要依赖, B选项为正确答案。
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