大学英语2第六单元教学课件教学

PPTcoursewareforUnit6ofCollegeEnglish2目录UnitIntroductionTextualelaborationGrammarguidanceWritingskillsPracticeandAnswer01UnitIntroductionUnitTheme:ThePowerofImaginationThisunitexploresthethemeofimaginationanditsimpactonindividuals,culture,andsociety.UnitThemeUnitobjectivesToimprovestudents'speakingandwritingskillsbycompletingavarietyoftasksthatrequirethemtoexpresstheirideasandopinionsonthetheme.Objective3Todevelopstudents'comprehensionandcriticalthinkingskillsthroughanalyzingtextsrelatedtothethemeofimagination.Objective1Toenhancestudents'vocabularyandgrammarskillsbyfocusingonkeywordsandstructuresrelatedtothetheme.Objective2ContentOverviewTheunitbeginswithanintroductiontothethemeofimagination,includingitsdefinition,importance,andexamplesoftextsthatexplorethetheme.Theunitthenmovesontoaseriesofreadingassignments,eachfocusingonadifferentaspectofimagination.Thesereadingswillincludebothfictionandnon-fictiontexts.Afterthereadings,studentswillcompleteavarietyoftasksthatrequirethemtoapplytheirknowledgeofthetheme,suchasessays,speakingactivities,andgroupdiscussions.Theunitconcludeswithafinalassessmentthattestsstudents'comprehensionofthethemeandtheirabilitytoexpresstheirideasandopinionsonit.02TextualelaborationArticleoverview:Summarizethemainideaofthearticleandidentifyitsstructure.Topicdevelopment:Analyzehowtheauthordevelopsthetopicandpresentsevidenceorarguments.Organizationalpatterns:Identifytheorganizationalpatternsusedinthearticle,suchaschronologicalorder,spatialorder,comparisonandcontrast,causeandeffect,etc.Conclusion:Examinehowtheauthorconcludesthearticleandsumsupthemainpoints.ArticlestructureKeywordsIdentifyanddefinethekeywordsusedinthearticle.PhrasalverbsExplainthemeaningandusageofphrasalverbsinthearticle.IdiomsDecodethemeaningsofidiomsusedinthearticleandexplaintheirimplications.SynonymsandantonymsProvidesynonymsandantonymsforkeywordsandphrasesinthearticle.KeyvocabularyandphrasesAnalysisoflonganddifficultsentencesSentencestructureBreakdowncomplexsentencesintotheircomponentpartsandidentifythesubject,verb,object,etc.ComprehensionstrategiesUsecontextualclues,wordmeaning,andsyntacticanalysistounderstanddifficultsentences.ParaphrasingParaphrasecomplexsentencesintosimplerlanguagetoenhanceunderstanding.SummarizationSummarizethemainideaoflongandcomplexsentencesinyourownwords.03GrammarguidanceSubjunctivemoodSubjunctiveMoodIntroduction:Thesubjunctivemoodisagrammaticalconstructionusedtoexpresswishes,hypotheses,orconditionsthatareeithercontrarytofactornotyettrue.Itistypicallyfoundinconditionalsentencesandinwishesordesires.SubjunctiveForms:Thesubjunctivemoodhasdistinctformsforthepresent,past,andfuturetenses.Theseformsareirregularandoftendifferfromtheindicativemood,whichisusedtoexpressfactsorrealsituations.SubjunctiveUsageinEnglish:ThesubjunctivemoodislesscommonlyusedinmodernEnglishthaninoldervarieties.However,itisstillfoundincertainfixedexpressionsandincertaincontexts,suchasinlawsandofficialdocuments,whereitconveysasenseofformalityordistancefromthetruth.Non-finiteverbsareverbsthatarenotconjugatedintofiniteforms,suchasthepresent,past,orfuturetense.Theyaretypicallyusedinconjunctionwithotherverbsorascomplementsinasentence.Therearethreemaintypesofnon-finiteverbs:infinitives,participles,andgerunds.Eachtypehasitsownuniqueusageandfunctioninthesentencestructure.Non-finiteverbsarecommonlyusedasthesubjectorobjectofasentence,aswellasinconjunctionwithotherverbstocreatecomplexsentencestructuresandmodifythemeaningoftheverb.Theyalsoserveasthebasisforforming被动语态。IntroductiontoNon-finiteVerbsTypesofNon-finiteVerbsUsesofNon-finiteVerbsNonfiniteverbsAninvertedsentenceisasentenceinwhichthenormalorderofthesubjectandverbisreversed,typicallyforemphasisorstylisticreasons.Invertedsentencesareoftenfoundinformalwritingandacademiccontexts.Therearetwomaintypesofinvertedsentences:subject-verbinversionandverb-subjectinversion.Eachtypehasitsownuniquecharacteristicsandusagepatterns.Herearesomeexamplesofinvertedsentences:"Quicklyheran"(subject-verbinversion)and"Ranhequickly"(verb-subjectinversion).Bothexamplesdemonstratetheuseofinvertedsentencestocreateamoreformalorstylisticeffect.DefinitionofInvertedSentenceTypesofInvertedSentencesExamplesofInvertedSentencesInvertedsentence04WritingskillsSummary:Thissectionfocusesontechniquesforexpandingparagraphs,makingthemmoredetailedandinformative.TechniquesIntroduction:Startwithatopicsentencethatsumsupthemainideaoftheparagraph.SupportingDetails:Providespecificexamples,statistics,orbackgroundinformationtodevelopthetopic.Conclusion:Endwithawrap-upsentencethattieseverythingtogether.0102030405ParagraphexpansionSummary:Thissectionteachesstudentshowtovarysentencestructureandlengthtoenhancereadability.TechniquesShortandLongSentences:Mixshort,concisesentenceswithlonger,moredescriptiveonesforbetterflow.ComplexSentenceStructure:Usedependentclausesandsubordinateconjunctionstocreateintricateyetcoherentsentences.VarietyinSentenceTypes:Employdeclarative,interrogative,andimperativesentencesfordifferenteffects.0102030405SentencediversitySummary:Thissectionteachesstudentshowtoorganizetheirwritingintochapters,makingiteasiert