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1、HowLargeaVocabularyIsNeededForReadingandListening?I.S.P.NationAbstract:Thisarticlehastwogoals:toreportonthetriallingoffourteen1,000word-familylistsmadefromtheBritishNationalCorpus,andtousetheseliststoseewhatvocabularysizeisneededforunassistedcompre-hensionofwrittenandspokenE
2、nglish.Thetriallingshowedthatthelistswereproperlysequencedandtherewerenoglaringomissionsfromthelists.If98%coverageofatextisneededforunassistedcomprehension,thena8,000to9,000word-familyvocabularyisneededforcomprehensionofwrittentextandavocabularyof6,000to7,000forspokentext.Ré
3、sumé:L’articleapourobjectifdeparlerdesessaismenéssurquatorzelistesde1000famillesdemotstiréesduBritishNationalCorpusetdel’emploideceslistespourévaluerlatailleduvocabulairenécessaireafindecomprendresansaidel’anglaisoraletécrit.Lesessaisontrévéléqueleslistessontadéquatementtrié
4、esetnecontiennentaucuneomissionmanifeste.Siondoitconnaître98%desmotsd’untextepourlecomprendresansaide,ilfautunvocabulairede8000à9000famillesdemotspourcomprendreuntexteécritetunvocabulairede6000à7000motspouruntexteoral.Howmuchvocabulary?Thisarticlesetsouttoseehowlargearecepti
5、vevocabularyisneededfortypicallanguageuselikereadinganovel,readinganewspaper,watch-ingamovie,andtakingpartinaconversation.ThereareseveralwaysofdecidinghowmanywordsalearnerofEnglishasasecondorforeignlanguageneedstoknowtoreadwithoutexternalsupport.Themostambitiousistotrytowork
6、outhowmanywordsthereareinEnglishandtoseethatasalearninggoal.Studiesthathavetriedtodothishavecomeupwithfiguresof114,000word-families(Goulden,Nation,&Read,1990)and88,500(Nagy&Anderson,1984).xxxxxxxxxxxxxxxxxxxx©2006TheCanadianModernLanguageReview/LaRevuecanadiennedeslanguesviv
7、antes,63,1(September/septembre),59–8260NationPuttingmethodologicalissuesaside,thetwomajorobjectionstothisapproacharethatnativespeakersdonotknowallofthewordsintheirfirstlanguage,andthesefiguresaretoolargetobesensiblelearninggoalsforsecondlanguage(L2)learners.Asecondwayofdecid
8、ingvocabularylearninggoalsistolookatwhatanativespeakerknowsandtoseethatasth
