高中英语构词法课件

ExcellentcoursewareonhighschoolEnglishwordf目录IntroductiontoWordFormationDerivativemethodSynthesismethodConversionmethodShorteningDeconstructionmethodIntroductiontoWordFormation010102WordformationistheprocessofcreatingnewwordsbasedonexistingwordsorrootsItisafundamentalpartoflanguagedevelopmentandvocabularyexpansionWordformationcanbecategorizedintodifferenttypes,suchasprefix,suffix,compounding,conversion,andblendingWhatiswordformation01WordformationhelpsexpandvocabularyandenhancelanguagecomprehensionByunderstandinghowwordsareformed,studentscanmoreeasilydecodenewwordsandinfertheirmeanings02WordformationalsoimprovesreadingcomprehensionWhenstudentsenrollunfriendlywords,theycanusewordformationknowledgetodecodethemandunderstandthecontextmoreaccurately03WordformationisessentialforeffectivecommunicationArichvocabularyenablesindividualstoexpresstheirideasmorepreciselyandeloquently,enhancingtheircommunicationskillsTheimportanceofwordformation

ClassificationofWordFormationPrefixion:AddingaprefixatthebeginningofarootwordtocreateanewwordExample:"un-"(unhappy,unseen)Suffixation:AddingasuffixattheendofarootwordtocreateanewwordExample:"ness"(happiness,kindness)CombiningtwoormorewordstocreateanewwordExample:"Notebook"(Notebook)ChangingthepartofspeechofawordtocreateanewwordExample:"number"(nounmeaning"personwhotendsthesick")to"number"(verbmeaning"totendorcarefor")ConversionCombiningthebeginningofonewordwiththeendofanotherwordtocreateanewwordExample:"motor"(motor+hotel)BlendingClassificationofWordFormationDerivativemethod02PrefixAprefixisagroupoflettersaddedtothebeginningofarootwordthataltersoraddsmeaningForexample,intheword"unhappiness,"theprefix"un-"means"not"or"optionof."PrefixesinHighSchoolEnglishHighschoolstudentsshouldbefamilywithcommonprefixeslike"re-"(asin"rebuild"),"pre-"(asin"prehistoric"),and"un-"(asin"unhappy")TeachingTipsWhenteachingprefixwordformation,teacherscanhavestudentsidentifyandcategorizewordswithcommonprefixes,andthenexplainhoweachprefixchangesthemeaningoftherootwordPrefix010203SuffixAsuffixisagroupoflettersaddedtotheendofarootwordthataltersoraddsmeaningForexample,intheword"happiness,"thesuffix"-ness"turnstherootword"happiness"intoanabstractnounSuffixesinHighSchoolEnglishHighschoolstudentsshouldbefamilywithcommonsuffixeslike"-ness"(asin"happiness"),"-ed"(asin"like"),and"-less"(asin"households")TeachingTipsWhenteachingsuffixwordformation,teacherscanhavestudentsidentifyandcategorizewordswithcommonsuffixes,andthenexplainhoweachsuffixchangesthemeaningoftherootwordSuffixPrefixandSuffixCombinationSometimes,prefixesandsuffixesarecombinedtocreatecomplexwordswithspecificmeaningsForexample,intheword"unhappyless,"boththeprefix"un-"andsuffix"-less"areusedtocreateanewobjectivemeaning"notliketobehappy."CommonCombinationsinHighSchoolEnglishHighschoolstudentsshouldbefamilywithcommoncombinationslike"un-,""-ed,"and"-ness."TeachingTipsWhenteachingcombinedprefixandsuffixwordformation,teacherscanhavestudentsidentifyandcategorizewordswithcommoncombinationsThen,theycanexplainhoweachcombinationaltersoraddstothemeaningoftherootwordThecombinationofprefixandsuffixSynthesismethod03单击此处添加正文，文字是您思想的提一一二三四五六七八九一二三四五六七八九一二三四五六七八九文，单击此处添加正文，文字是您思想的提炼，为了最终呈现发布的良好效果单击此4*25}Someexamplesofnounsynthesisinclude"friendship"(from"friend"and"-ship"),"happiness"(from"happiness"and"-ness"),"action"(from"act"and"-ion")and"business"(from"business"and"-ness")Commonaffixesusedinnonsynthesisinclude"-ness","-ity","-tion","-ism","-ity","-ance","-ence","-ity","-ment",and"-hand"NounsynthesisObjectivesynthesisistheprocessofcreatingobjectivesbyaddingprefixesorsuffixestorootwordsCommonprefixesusedinobjectivesynthesisinclude"un-","in-","dis-","re-","pre-","post-","self-",and"-able"Someexamplesofobjectivesynthesisinclude"unable"(from"can"and"un-"),"information"(from"form"and"-al"),"irresponsive"(from"responsive"and"in-"),and"impossible"(from"possible"and"in-")ObjectivesynthesisVerbsynthesis010203VerbsynthesisistheprocessofcreatingverbsbyaddingprefixesorsuffixestorootwordsCommonprefixesusedinverbsynthesisinclude"re-","dis-","en-","un-",and"-ize"Someexamplesofverbsynthesisinclude"recognize"(from"recognize"and"-ize"),"disbelieve"(from"believe"and"dis-"),"endowment"(from"cost"and"en-"),and"unhappen"(from"happy"and"un-")Conversionmethod04Verbsthatendin"-tion","-sion","-ion","-ion","-ion"canbeeasilyturnedintonounsForexample,"investment"benefits"investment","decision"benefits"decision","promotion"benefits"promotion"Verbsendingin"-al"canalsobeturnedintonouns,suchas"refurbish","arrival"Transformingverbsintonouns0102TransformingnounsintoverbsNounsendingin"-en"canalsobeturnedintoverbs,suchas"strength"benefits"Somenounsendingin"-ate","-ate"canbeeasilyturnedintoverbs,suchas"urate"in"urateacid"becomes"urate"Adjectivesendingin"-en"canbeturnedintoverbs,suchas"sharp"Adjectivesendingin"-if"canalsobeturnedintoverbs,suchas"beauty"0102ConvertobjectivesintoverbsShortening05Thetruncationmethodisacommonlyusedabbreviationmethodthatformsnewwordsbytruncatingapartoftheoriginalword.SummarywordThetruncationmethodiscommonlyusedtoshortenlongerwords,suchasshortening"television"to"TV"and"international"to"int'l.".Thetruncationmethodcanretainthemainmeaningoftheoriginalword,makingthenewwordmoreconciseandclear.DetaileddescriptionInterceptionmethodAcronymsareamethodofcombiningthefirstlettersofeachwordinawordorphraseintoanewword.SummaryAcronymsarecommonlyusedtorepresentthenameofanorganization,institution,orterm,suchas"WorldHealthOrganization"abbreviatedas"WHO"and"NorthAmericanFreeTradeAgreement"abbreviatedas"NAFTA".Acronymsareveryconvenientinbothwritingandspeaking,andcanquicklyconveyinformation.DetaileddescriptionAcronymizingSummarywordThesyllableabbreviationmethodisamethodofformingnewwordsbyomittingcertainsyllablesofaword.要点一要点二DetaileddescriptionThesyllableabbreviationmethodisusuallyusedtoshortenlongerwords,suchasshortening"photography"to"photo"and"encyclopedia"to"encyc".Thesyllableabbreviationmethodcanretainthemainmeaningoftheoriginalword,makingnewwordsmoreconciseandclear.SyrianabortionmethodDeconstructionmethod06MasteringthecompositionofantonymsisthekeytounderstandingEnglishvocabulary.Theformationofantonymsisusuallyachievedbyaddingprefixesorsuffixes.Forexample,prefixessuchas"un-","dis-","in-"areoftenusedtoformantonymswithnegativemeanings,whilesuffixessuchas"less"and"-free"areoftenusedtoformantonymswithnegativemeanings.Theformationo