(1971) 1 calendar calendar month old infants could distinguish [ba] from [pa] sound During prototypical course, babies stop responding to speech sounds not present in own language Early language acquisition Infants show comprehension beforehand speech production Research using preferential head-turning shows ability to use sounds to identify words and non-words during foremost social class Infant speech production passes through a rank of stages sets in language acquisition Stage | Age | Description | Cooing | 6-8 weeks | reduplicate vowel-like sounds | Babbling| 3-5 months | Repeating vowel-consonant sounds | Holophrases | ~ 12 months | Single words transportation meaning of several | telegraphic speech | 18-24 months | Utterances of two or three words conveyancing critical content | Sentences | 24 months onwards | Sentences containing function words rapidly acquired | Babbling Babbling 3 5 months (onset appears age-invariant) Intonation and sound patterns of own language in babbling precedes onset of premier words * Reduplicative repeated syllable (e.g. ba ba ba) * Variegated intermix of syllables (e.g. Ba da ca ba) Deaf infants as well babble, suggesting innate factors Babbling has been likened to attempts to parentage the speech system First words Pre-verbal gestures by end of first year First...If you want to get a full essay, order it on our website: Ordercustompaper.com
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