二语习得理论.ppt

《二语习得理论.ppt》由会员上传分享，免费在线阅读，更多相关内容在教育资源-天天文库。

1、TheoreticalApproachestoSecondLanguageLearningDifferencesinLearningL1&L2BehaviorismInnatismInformationProcessingConnectionismTheInteractionistPosition2021/9/1Fall20031DifferencesinLearningL1&L2Achildoradultlearningasecondlanguageisdifferentfromachildacquiringafirstlanguage

2、intermsofboth1)learnercharacteristicsand2)learningconditions2021/9/1Fall20032DifferencesinLearningL1&L2LearnerCharacteristics1.Knowledgeofanotherlanguage2.Cognitivematurity3.Metalinguisticawareness4.Knowledgeoftheworld5.NervousnessaboutspeakingL1L2childchildadolescent(form

3、al)adult-?++-?++-?++-?++--++2021/9/13DifferencesinLearningL1&L2LearningConditions6.Freedomtobesilent7.Ampletime&contact8.Correctivefeedback:(form)grammarandpronunciation9.Correctivefeedback:(meaning)wordchoice10.ModifiedinputL1L2childchildadolescent(formal)adult++--++-?--+

4、-++++++++2021/9/1Fall20034DifferencesinLearningL1&L2Summary:SLA(SecondLanguageAcquisition)theoriesneedtoaccountforlanguageacquisitionbylearnerswithavarietyofcharacteristicsandlearninginavarietyofcontexts.2021/9/1Fall20035TheoreticalApproachestoLanguageAcquisitionBehavioris

5、mInnatismInteractionismImportantCharacteristics:-     Imitation-     Practice-     Reinforcement-     Habit-formationApplicationtoSLA:-CAH(contrastiveanalysishypothesis)Focusonthelinguisticaspectsof:-        Vocabulary-        grammaticalmorphemes-        pronunciationImpo

6、rtantCharacteristics:-LAD(languageacquisitiondevice)-UG(universalgrammar)-CPH(criticalperiodhypothesis)ApplicationtoSLA:-Krashen’s"monitormodel"1)acquisition–learninghypothesis2)monitorhypothesis3)     naturalorderhypothesis4)     inputhypothesis(i+1)5)affectivefilterhypot

7、hesis-        Informationprocessing1)     attention-processing(noticing)2)     restructuring-        Connectionism-multipleintelligenceFocusonthelinguisticaspectsof:-        grammar/sentence-making-   pronunciationImportantCharacteristics:-     physicalinteractionwiththeen

8、vironment-     socialinteractionwithpeople-     modifiedinteraction-     socialculturalth