高二英语课件必修名词性从句课件

高二英语课件必修名词性从句课件汇报人：XX20XX-01-20CATALOGUE目录OverviewofnounclausesDetailedexplanationofnounclauseguidewordsSpecialbreakthroughinsubjectclauseSpecialbreakthroughinobjectclausesSpecialbreakthroughinpredicateclausesSpecialbreakthroughinappositiveclausesSummary,Review,andExtension01OverviewofnounclausesAnounclauseisaclausethatcanactasasubject,object,predicate,orappositiveandhasthepropertyofanoun.DefinitionAccordingtotheirdifferentrolesinsentences,nounclausescanbedividedintofourcategories:subjectclauses,objectclauses,predicateclauses,andappositiveclauses.ClassificationDefinitionandclassificationGuidingwordsNounclausesareusuallyguidedbyconjunctionssuchas"that","what","if",etc.,where"that"hasnomeaninginthesentenceanddoesnotserveasasentenceelement,onlyservingasaconnectingelement.SentencestructureThestructureofanounclauseisusuallyacompletesentence,containingthesubjectandpredicate,andsometimesothercomponentssuchasobjects,attributives,etc.StructuralcharacteristicsStatementoffactsAnounclausecanstateafactorviewpointasthesubject,object,orpredicateofasentence.QuestioningWhentheguidewordis"either"or"if",anounclausecanexpressaquestion,askingabouttheauthenticityorpossibilityofsomething.Expressingwishes,requests,orsuggestionsNounclausescanalsoexpresssomeone'swishes,requests,orsuggestions,usuallyinthesubjunctivemood.semanticfunction02DetailedexplanationofnounclauseguidewordsWhenintroducinganounclause,itdoesnotactasanycomponentintheclauseandonlyservesasaconnectingelement,whichcanusuallybeomitted.Whenintroducinganounclause,"whether"means"yes"anddoesnotserveasanycomponentintheclauseandcannotbeomitted.Theusageoftheconjunctionthat/whatWhenusinginterrogativewordstoguidenounclauses,itisnecessarytomaintainthedeclarativeorder,whichis"interrogativewords+subject+predicate+other".Commoninterrogativewordsinclude:what,who,who,who,who,which,when,where,how,etc.Interrogativewordscanserveassubject,object,predicate,andothercomponentsinclauses.UsinginterrogativewordstoguidenounclausesCommonrelativepronounsinclude:who,who,who,which,that,etc.Relativepronounsneedtofollowcloselyaftertheantecedentandactascomponentsinintroducingrelativeclauses.Relativepronounsdonotneedtofollowcloselyafterantecedentswhenguidingnounclauses,anddonotactascomponentsinclauses.Thedifferencebetweenrelativepronounsguidingrelativeclausesandnounclauses03SpecialbreakthroughinsubjectclausePositionThesubjectclauseislocatedatthebeginningofthesentenceandservesasthesubject.CharacteristicAsubjectclauseisacompletesentencethatservesasthesubject,usuallyguidedbyconjunctions,interrogativewords,orrelativepronouns.Positionandcharacteristicsofsubjectclauses03Relativepronounguidancesuchas"which","what",etc.,guidetherelativeclauseasthesubjectclause.01Conjunctionguidancesuchas"that","which",etc.,guidedeclarativesentencesassubjectclauses.02Questionwordguidancesuchas"what","who","how",etc.,guidespecialquestionsentencesassubjectclauses.CommonguidingwordsandtheirusageinsubjectclausesTenseandvoiceissuesofsubjectclausesThetenseofthesubjectclauseshouldbeconsistentwiththetenseofthemainclause.Ingeneral,themainclauseisinthepresentorfuturetense,andthesubjectclausecanuseanytenseasneeded;Themainclauseisinthepasttense,whilethesubordinateclauseusesthecorrespondingpasttense.TenseThevoiceofthesubjectclausecanbeintheactiveorpassivevoice,dependingonthemeaningandexpressionneedsofthesentence.Voice04SpecialbreakthroughinobjectclausesTheobjectclauseisusuallylocatedafterthesubjectverbandservesasacomponentoftheobject.Objectclauseisacompletesentencewithasubjectandpredicateastheobject,capableofexpressingacompletemeaning.PositionandcharacteristicsofobjectclausesFeaturePositionGuidingwords:Commonguidingwordsinobjectclausesincludethat,what,if,etc.CommonguidingwordsandtheirusageinobjectclausesusageWhenintroducinganobjectclause,thatitselfhasnomeaninganddoesnotserveasanycomponentintheclause.Itonlyservesasaconnectingelement,butcanusuallybeomitted.Whenintroducinganobjectclausewith"whether"and"if",itmeans"whether"anddoesnotserveasanycomponentintheclause,onlyservingasaconnectingfunction.However,itshouldbenotedthatafterprepositionsorbeforeinfinitiveverbs,only'what'canbeused,not'if'.CommonguidingwordsandtheirusageinobjectclausesTenseThetenseoftheobjectclauseisusuallyconsistentwiththetenseofthemainclause.Whenthemainclauseisinthesimplepresenttense,thesubordinateclausecanchooseanytenseasneeded;Whenthemainclauseisinthesimplepasttense,thesubordinateclauseusuallyusesthecorrespondingpasttense.VoiceThevoiceofanobjectclausedependsontherelationshipbetweentheverbandthesubjectintheclause.Ifthesubjectistherecipientoftheaction,usepassivevoice;Ifthesubjectistheexecutoroftheaction,usetheactivevoice.Tenseandvoiceissuesofobjectclauses05SpecialbreakthroughinpredicateclausesPositionThepredicateclauseislocatedbetweenthesubjectofthemainclauseandthelinkingverb,servingasapredicateelement.FeaturesApredicateclauseisacompletesentencethatcanexpressacompleteidea;Guidingwordsdonotserveascomponentsinclauses,butonlyserveasguidingwords;Thewordorderintheclauseisdeclarative.PositionandcharacteristicsofpredicateclausesGuidingwords:that,what,asif,asthought,etc.CommonguidingwordsandtheirusageinpredicateclausesusageWhenintroducingapredicateclause,itdoesnotactasanycomponentintheclauseandonlyservesasaguidingfunction,whichcanusuallybeomitted.CommonguidingwordsandtheirusageinpredicateclausesWhenintroducingapredicateclause,itmeans"yes"andcannotbeomitted.Whenusing"asif"and"asthought"tointroduceapredicateclause,itmeans"seemslike"or"seemslike",andasubjunctivemoodcanbeusedintheclause.CommonguidingwordsandtheirusageinpredicateclausesTenseThetenseofapredicateclauseisusuallyconsistentwiththetenseofthemainclause.Ifthemainclauseispresentorfuturetense,thesubordinateclausecanuseanynecessarytense;Ifthemainclauseisinthepasttense,thesubordinateclausemustuseapasttense(exceptforobjectivetruthorhabitualactions).VoiceWhethertheverbinasubordinateclauseshouldbeintheactiveorpassivevoicedependsonthemeaningandcontextofthesentence.Ifthesubjectofasentenceisthereceiverofanaction,thentheverbshouldbeinthepassivevoice;Ifthesubjectofasentenceistheexecutorofanaction,thentheverbshouldbeintheactivevoice.Tenseandvoiceissuesinpredicateclauses06SpecialbreakthroughinappositiveclausesAnappositiveclauseisusuallyplacedafterthenounitmodifies,providingfurtherexplanationorclarificationofthatnoun.PositionAnappositiveclauseisacompletesentencewithitsownsubjectandpredicate,butwithoutaconjunctionconnectingittothemainclause.Theappositiveclauseprovidesaspecificdescriptionorexplanationofthenounitmodifies,allowingreaderstohaveadeeperunderstandingofthenoun.CharacteristicPositionandcharacteristicsofappositiveclausesCommonguidewords:Inappositiveclauses,commonguidewordsincludethat,which,connectingpronouns(what,who,who,who),andconnectingadverbs(when,where,how,why).Usage:Guidingwordsplayaroleinguidingclausesinappositiveclauses,anddifferentguidingwordshavedifferentmeaningsanduses.Forexample,whenthatguidesanappositiveclause,itonlyservesasaguideanddoesnotserveasanycomponentintheclause;Whenintroducingappositiveclauses,itmeans"yes"or"no";Conjunctivepronounsandadverbsrespectivelyserveassubjects,objects,predicate,andadverbsinsubordinateclauses.CommonguidewordsandusageofappositiveclausesDifferenceThemaindifferencebetweenappositiveclausesandotherclausesliesintheirfunctionandposition.Theappositiveclauseismainlyusedtoprovideaspecificdescriptionorexplanationofthenounbeingmodified,usuallylocatedafterthenoun;However,otherclauses(suchasrelativeclauses,adverbialclauses,etc.)havedifferentfunctionsandpositions.ConnectionBothappositiveclausesandotherclausesarepartofcomplexsentencesandrequireunderstandingandanalysisbasedoncontextandcontext.Meanwhile,appositiveclausesandotherclausesmayalsoundergomutualconversion,requiringjudgmentandselectionbasedonspecificcontextandexpressionneeds.Thedifferenceandconnectionbetweenappositiveclausesandotherclauses07Summary,Review,andExtensionDefinitionandclassificationofnounclausesAnounclauseisacompletesentenceusedasanoun,includingsubjectclauses,objectclauses,predicateclauses,andappositiveclauses.SelectionanduseofguidewordsChooseappropriateguidewordsbasedondifferenttypesandcontextsofclauses,suchasthat,which,if,who,who,who,who,what,which,whatever,which,etc.TenseandWordOrderThetenseofanounclauseshouldbeconsistentwiththemainclause,andthewordorderoftheclauseshouldbedeclarative.SummaryandReviewofKeyandDifficultPointsAnalysisofEasytoMistakeandMistakeP