提高英语的读写能力——拉丁希腊语词根.ppt

EnglishWordsfromLatin&GreekIncreasespelling,vocabulary,prehension1SusanEbbers2005HowmanywordsarethereintheEnglishLanguage?TheSecondEditionoftheOxfordEnglishDictionarycontainsfullentriesfor171,476wordsincurrentuse,and47,,,aboutaquarteradjectives,andaboutaseventhverbs;therestismadeupofinterjections,conjunctions,prepositions,suffixes,(suchasnounandadjective).2SusanEbbers2005Yea,yea,sogettothepoint…Thissuggeststhatthereare,attheveryleast,aquarterofamilliondistinctEnglishwords,excludinginflections,andwordsfromtechnicalandregionalvocabularynotcoveredbytheOED,orwordsnotyetaddedtothepublisheddictionary,,thetotalwouldprobablyapproach….3SusanEbbers2005Areyoureadyforthis?threequartersofamillion750,000Thatsalotawords!!!!!!!!!!!!!!!!!4SusanEbbers2005Realworlddemands….Only30%of4thgradersareproficientreadersNationalAssessmentofEducationalProgress(NAEP2007)42millionadultsintheUSare"functionallyilliterate,"meaningthatcan'treadthefrontpageofthenewspaper.(NAEP2007)Lackofvocabularycanbeacrucialfactorunderlyingtheschoolfailureofdisadvantagestudents(Becker,1977;Bielmiller,1999).5SusanEbbers2005Theaveragesixthgradestudentknowsapproximately25,,000words. Thismeansthataveragestudentslearnroughly2000-3,000wordsayear(Graves,2007).Thistranslatesto8wordsaday,7daysaweek,52weeksayear-…Growingupinpovertycanseriouslyrestrictthevocabularychildrenlearnbeforebeginningschoolandmakeattaininganadequatevocabularyaverychallengingtask(Coyne,Simmons,&Kame'enui,2004;Hart&Risley,1995).Lessadvantagedstudentsarelikelytohavesubstantiallysmallervocabulariesthantheirmoreadvantagedclassmates(Templin,1957;White,Graves,&Sla