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1、Makingakeywordlist主題詞的生成許家金2007/07/16語料庫在外語教學(xué)中的應(yīng)用研修班1Whatarekeywords?Keywordsarethosewordsunusuallyfrequentinonetextorgenreincomparisonwithsomenorm/reference.E.g.intourismEnglish,hotel,ticketbooking,luggage,tourguide,routes,flight,coachetcarehighlyfrequent,thus
2、viewedaskeywordsinthisgenre.語料庫在外語教學(xué)中的應(yīng)用研修班2hotel,ticketbooking,luggage,tourguide,routes,flight,coachlikethesecanbebrainstormedbasedonourlinguisticexperience.Itcanalsobecalculatedwithkeywordtoolinacoupleofcorpustools.語料庫在外語教學(xué)中的應(yīng)用研修班3ObservedcorpusReferencecorpu
3、svsvsWordlist1Wordlist2Keywordlist456ApplicationsofkeywordanalysisIfwehaveChineselearners’EnglishtextsandNSEnglishtexts,TheoverusedvocabularyofChineselearnersofEnglish.I,think,you,can,should,…17ApplicationsofkeywordanalysisIfwehaveChineselearners’spokenEnglisht
4、extsandtheirwrittenEnglishtexts…ThevocabularycharacteristicofChineselearners’spokenEnglish.I,uh,you,oh,right,yeah,…28ApplicationsofkeywordanalysisIfwehavesomebusinesstexts(letters,reports,documents)andgeneralpurposeEnglishtexts.AlistofbusinessEnglish39Applicati
5、onsofkeywordanalysisIfwehavesomelegaltextsandgeneralpurposeEnglishtexts.AlistoflegalEnglishvocabulary410SummaryKeywordprovidesausefulwaytocharacterizeatextoragenre.Potentialapplicationsinclude:languageteachingandstylistics,orgenreanalysis.Theprogramcomparestwoe
6、xistingwordlists,whicharecreatedusingtheWordListtool.Oneofthelists,usuallysmaller,isassumedtobethegenrewewanttostudy,andtheother,usuallylargelyinsize,whichwillactasareferencecorpus.11ThankYou許家金xujiajin@bfsu.edu.cn12
