教材中的詞匯輸入頻率對(duì)二語(yǔ)詞匯習(xí)得的影響.pdf

1、南京師范大學(xué)碩士學(xué)位論文教材中的詞匯輸入頻率對(duì)二語(yǔ)詞匯習(xí)得的影響姓名：王鐳申請(qǐng)學(xué)位級(jí)別：碩士專業(yè)：英語(yǔ)語(yǔ)言文學(xué)指導(dǎo)教師：馬廣惠20080529AbstractInputfrequencyisanimportantissueinthefieldofsecondlanguageacquisition(SLA)andpeoplehavebeeninterestedinhowinputfrequencyaffectsSLAEllis(2002)

2、claimedthatfrequencywasafundamentalcognitivemechanismineverydomainoflanguageprocessingandfrequencywascriticalinlanguageprocessingManystudieshavebeencarriedouttoexaminetherelationshipbetweeninputfrequencyandsecondlanguage

3、acquisitionIthasbeenfoundthatinputfrequencydoeshaveaninfluenceonL2acquisition(Ferris1988，Rott1999andHorst2000)HowevertherestillexistsomeproblemsandquestionswhichneedtobedealtwithForexample，inFerris‘Sstudy(1988)，nomeasure

4、sweretakentostrictlycontrolthenumbersofencountersofthetargetwordsandparticipantshadotheropportunitiestomeetthetargetwordsTherefore，thenumberofoccurrencesofawordinthetextsmightnotbeallaccuratereflectionofthenumberofencoun

5、tersofthetargetwordInRott’Sstudy(1999)，onlysixnewwordswereexposedtothesubjectsSuchasmallsampleoftargetwordsCannotguaranteeacomprehensivepictureoftheeffectofinputfrequencyEventhoughsomeempiricalstudiesweresupportiveofarol

6、eforfrequency(BleyVroman2002，Hulstijn2002，Eubank&Gregg2002，Gass&Mackey2002，Larsen—Freeman2002)，causalclaimsshouldbemadecautiouslySomeotherfactorssuchascognitivesalience，noticingoflearners，complexityofwordmeaning，L1transf

7、erandcommunicativeneedmayalsohaveaninfluenceonSLAAstherealesomeproblemsandunclearquestionsabouttheeffectsofinputfrequencyinpreviousstudies，thispaperaimedatfurtherinvestigatingtheeffectsofinputfrequencyoftextbooksonL2voca

8、bularyacquisitionTheresearchquestionsare：(1)WhatistherelationshipbetweeninputfrequencyandL2vocabularyacquisition(2)Whatfactorsmayinfluencetheefficacyofinputfrequency626collegestudentswereparticipatedinthestudyTwovocabula

9、rytestswereadministeredandaninterviewwaSmadeafterthetestsThemajorfindingsofthestudyareasfollowing：(1)Theresultsofthedataanalysisshowacleartendencythatcorrectionratesofthetargetwordsinthevocabularytestsincreasewiththeincr

10、easeoftheinputfrequencyThehighertheinputfrequencyis，thehigherthecorrectionratesare。Therefore，itcanbesaidthatinputfrequencydoeshaveaneffectontheacquisitionofL2vocabularyaspreviousstudieshavemanifested(2)Theaveragecorrecti

11、onratesofthetargetwordsinVocabularyTestOnewhichoccursixtimesoroverareallabove50％Thecorrectionratesofthewordswhichoccurfewerthansixtimesarelowerthan50％Tosomeextentitcanbesaidthatsixoccurrencescanbeconsideredasathresholdin

12、putfrequencyforsubstantialacquisitionofawordtotakeplace(3)EventhoughthegeneraltendencyisthatinputfrequencyhasaneffectontheacquisitionofL2vocabularyitcannotfullyaccountforallvocabularyacquisition。Theresultsofcorrelationan