英语词汇学课件.ppt

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1、英语词汇学课程课件课件名称：构词法(I)制作人：寻阳、孙红梅单位：曲阜师范大学外国语学院GeneralintroductionAffixation(30%-40%)Compounding(28%-30%)Conversion(26%)ThemostproductivemethodsShortening(8%-10%)Blending1%-5%clippingacronymyBackformationSoundreduplication4.1Affixation/derivationAffixationfallsintotwocategories

2、:prefixationandsuffixationandthedifferencesbetweenthemarejustthedifferencesbetweenprefixesandsuffixes.ClassificationofprefixesThemajorprefixescanbeclassifiedinto10categoriesbytheirmeaning.NegativePrefixes否定前缀Reversativeorprivativeprefixes逆反前缀Pejorativeprefixes贬义前缀Prefixesofd

3、egreeorsize表范围和程度的前缀Prefixesoforientationandattitude表方向和态度的前缀Locativeprefixes方位前缀Prefixesoftimeandorder表时间和顺序的前缀Numberprefixes数字前缀Conversionprefixes转化前缀Miscellaneousprefixes其他类型的前缀1.Negativeprefixes(1)wiseexpectedhappyun1.Negativeprefixes(2)essentialsmokerresistancenon1.Neg

4、ativeprefixes(3)honestlikebelievedis1.Negativeprefixesprefixesmeaningexamplesun-not,theconverseofunwisenon-nonessentialdis-dishonestin-informalim-immatureil-illegalir-irregular2.Reversativeprefixes(1)packwrapdodressun2.Reversativeprefixes(2)centralizemobilizeforestcodede2R

5、eversativeprefixes(3)connectunioncolourheartendis2.Reversativeprefixesprefixesmeaningexamplesun-reversingtheactionunpackde-decodedis-disconnect3.Pejorativeprefixes(1)hearconductleadmis3.Pejorativeprefixes(2)functionformedodorousmal3.Pejorativeprefixes(3)sciencedemocraticm

6、emorypseudo3.Pejorativeprefixesprefixesmeaningexamplesmis-wronglymishearmal-badmalformedpseudo-falsepseudoscience4.Prefixesofdegreeorsize(1)enemyliarenemybishoparch4.Prefixesofdegreeorsize(2)mannaturalmarketcountrysuper4.Prefixesofdegreeorsize(3)growrunliveweighout4.Prefix

7、esofdegreeorsizeprefixesmeaningexamplesarch-supremearchbishopsuper-morethansupermarketout-surpassingoutlivesur-oversurchargesub-belowsubnormalover-excessiveoverconfidentunder-toolittleunderhandhyper-extremehypercriticalultra-extremeultrafashionablemini-littleminiskirt5.Prefi

8、xesofattitude(1)existauthoroperateco5.Prefixesofattitude(2)actargumentexam