1.AmericanPuritanismitcomesfromtheAmericanpuritans,whowerethefirstimmigrantsmovedtoAmericancontinentinthe17thcentury.Originalsin,predestination(预言)andsalvation(拯救)werethebasicideasofAmericanPuritanism.And,hard-working,piousness(虔诚,尽职),thriftandsobriety(清醒)werepraised.2.Romanticism:theliteraturetermwasfirstappliedtothewritersofthe18thcenturyinEuropewhobrokeawayfromtheformalrulesofclassicalwriting.WhenitwasusedinAmericanliteratureitreferredtothewritersofthemiddleofthe19thcenturywhostimulated(刺激)thesentimentalemotionsoftheirreaders.Theywroteofthemysteriousoflife,love,birthanddeath.TheRomanticwritersexpressedthemselvesfreelyandwithoutrestraint.Theywroteallkindsofmaterials,poetry,essays,plays,fictions,history,worksoftravel,andbiography.3.2.Transcendentalism(先验说,超越论):isaphilosophicandliterarymovementthatflourishedinNewEngland,particularatConcord,asareactionagainstRationalismandCalvinism(理性主义and喀尔文主义).MainlyitstressedintuitiveunderstandingofGod,withoutthehelpofthechurch,andadvocatedindependenceofthemind.TherepresentativewritersareEmersonandThoreau.4.Localcolorism:asatrendbecamedominantinAmericanliteratureinthe1860sandearly1870s,itisdefinedbyHamlinGarlandashavingsuchqualityoftextureandbackgroundthatitcouldnothavebeenwritteninanyotherplaceorbyanyoneelsethananativestoriesoflocalcolorismhaveaqualityofcircumstantial(详细的)authenticity(确实性),aslocalcoloriststriedtoimmortalize(使不朽)thedistinctivenatural,socialandlinguisticfeatures.Itischaracteristicofvernacular(本国语)languageandsatirical(讽刺的)humor5.Streamofconsciousness(意识流):Itisoneofthemodernliterarytechniques.Itisthestyleofwritingthatattemptstoimitatethenaturalflowofacharacter’sthoughts,feelings,reflections,memories,andmentalimagesasthecharacterexperiencesthem.Itwasfirstusedin1922bytheIrishnovelistJamesJoyce.Thosenovelsbrokethroughtheboundsoftimeandspace,anddepictedvividlyandskillfullytheunconsciousactivityofthemindfastchangingandflowingincessantly。6.AmericanRealism:InAmericanliterature,theCivilWarbroughttheRomanticPeriodtoanend.TheAgeofRealismcameintoexistence.Itcameasareactionagainstthelieofromanticismandsentimentalism.Realismturnedfromanemphasisonthestrangetowardafaithfulrenderingoftheordinary,asliceoflifeasitisreallylived.Itexpressestheconcernforcommonplaceandthelow,anditoffersanobjectiveratherthananidealisticviewofhumannatureandhumanexperience7.Naturalism:Americannaturalismwasanewandharsherrealism.Americannaturalismhadbeenshapedbythewar;bythesocialupheavals(剧变)thatunderminedthecomfortingfaithofanearlierage.America’sliterarynaturalistsdismissedthevalidityofcomfortingmoraltruths.Theyattemptedtoachieveextremeobjectivityandfrankness,presentingcharactersoflowsocialandeconomicclasseswhoweredeterminedbytheirenvironmentandheredity.Althoughnaturalistliteraturedescribedtheworldwithsometimesbrutalrealism,itsometimesalsoaimedatbetteringtheworldthroughsocialreform.8.Imagism(意象派):It’sapoeticmovementofEnglandandtheU.S.flourishedfrom1909to1917.Themovementinsistsonthecreationofimagesinpoetryby“thedirecttreatmentofthething”andtheeconomyofwording.TheleadersofthismovementwereEzraPoundandAmyLowell.9.Modernism:Itwasacomplexanddiverse(复杂多样的)internationalmovementinallthecreativearts(创造性艺术),originatingabouttheendofthe19thcentury.Itprovided(出现)thegreatestcreativerenaissanceofthe20thcentury.Itwasmadeupofmanyfacets(方面),suchassymbolism,surrealism(超现实主义),cubism(立体主义),expressionism,futurism(未来主义),ect10.TheLostgeneration:itreferstoagroupofyoungintellectuals(知识分子)whocamebackfromwar,wereinjured(受伤害)bothphysically(身体上)andmentally(精神上).Theylivedbyindulging(放任)themselvesintheBohemian(波西米亚)wayoflife.TheirAmericandreamwasdisillusioned(破灭了).ThebestrepresentativeofthelostgenerationwasErnestHemingway.11.AmericanDream:Americandreammeansthebeliefthateveryonecansucceedaslongashe/sheworkshardenough.Itusuallyimpliesasuccessfulandsatisfyinglife.ItusuallyframedintermsofAmericancapitalism(资本主义),itsassociatedpurportedmeritocracy,(知识界精华)andthefreedomsguaranteedbytheU.S.BillofRights.12.TheHarlemRenaissance:referstothefloweringofAfricanAmericanliterature,art,anddramaduringthe1920sand1930s.ThoughcenteredinHarlem,NewYork,themovementimpactedurbancentersthroughouttheUnitedStates.Blacknovelists,poets,painters,andplaywrightsbegancreatingworksrootedintheirowncultureinsteadofimitatingthestylesofEuropeansandwhiteAmericans.