Session-2---Morphological-Structure-of-English-Wor.ppt

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1、Chapter03MorphologicalStructure Objectives:Discuss morphemes,their classification and identification;Explain the relationship between morphemes and word-formation Teaching focus:Definition of morphemes Definition of allomorphs Types of Types of morphemes free morpheme bound morpheme Definitions of r

2、oot,stem and base Morphemes Thedefinitionofamorpheme The morpheme(词 素)is the smallest meaningfullinguistic unit of language,not divisible oranalyzable into smaller forms.A word is thesmallest unit of a language that stands alone tocommunicate meaning.Structurally,however,awordisnotthesmallestunitbec

3、ausemanywordscan be separated into smaller meaningful units.Words are composed of morphemes.What isusuallyconsideredasinglewordinEnglishmaybecomposedofoneormoremorphemes:Morphemes ThedefinitionofamorphemeExampleExample Onemorpheme:nation Onemorpheme:nation Twomorphemes:nation-al Twomorphemes:nation-

4、al Threemorphemes:nation-al-ize Threemorphemes:nation-al-ize Fourmorphemes:de-nation-al-ize Fourmorphemes:de-nation-al-izeWhystudymorphemes?Try your hand!Genocide Genus suicide Fugacious Fugitive vivacious IdentifytheMorphemes Try your hand!Lookatthefollowingthreewords.Couldyoumakeouthowmanymorpheme

5、stheyhave?Pleasejudgewhichanalysisiscorrect.Tick（）TforTrueandFforFalse.1.denaturalization:de,na,tur,-al,-i,-za,-tion T()F()2.denaturalization:de,nature,-al,-ize,-ation T()F()3.individualistic:in,divide,-al,-ist,-ic T()F()4.individualistic:in,di,vi,du,-al,-ist,-ic T()F()5.undesirables:un,de,sir,-able

6、,-s T()F()6.undesirables:un,desire,-able,-s T()F()Bewareofsomemisconceptions Morphemes=Syllables?Morphemes=Recurringlettersindifferentwords?MorphemesandSyllables A morpheme is different from a syllable la.dy;croc.o.dile.Often the syllabic structure of a word and its morphemic structure do not correspond,as shown in the above examples where a morpheme is represented by more than one syllable.dis.a.gree.a.ble/dis+agree+able.