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1 st Language Development

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  1. 1stLanguage Development Stages in first language acquisition.

  2. Language Acquisition Theory • Noam Chomsky’s Theory • Transformational Grammar • Deep structure of our language • Language Acquisition Device (LAD) • An instinct that enables language learning • Imprinting & then dying off • Brain Development theory • Multiple neuron firing in a child’s brain • Neural pathways start to establish at puberty • Specialization of centers in the brain

  3. Language Development • Stage one • First Words • Nouns • Bilabial initial phonemes • Holophrases • One Word sentences (ELL) • Overextension (ELL) • Too specific a term for a general object • Underextension (ELL) • Too general a term for a specific object

  4. Language Development • Stage Two • First Sentences • Telegraphic Speech • Two word sentences • Usually Noun & Verb • “Me go?” • Whole objects not parts • Mostly refers to “Type”

  5. Language Development • Stage Three • Grammar Development • Overregularizing (ELL) • “I taked it!” • “Okay” = yes • Three, Four, & Five word sentences • Pronunciation improves greatly • All vowels in the native language • All consonants in the native language

  6. Language Development • Stage Four • Vocabulary Development • 6 yr. olds’ have 8,000 to 14,000 • 20,000 word vocabulary by age 11 • Pre-school years are crucial • Early trouble with abstract terms • Early Trouble with communicative competence • Teasing, sarcasm, taunts, …

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