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Davies, Benjamin; Rattanasone, Nan Xu; Davis, Aleisha; Demuth, Katherine – Journal of Speech, Language, and Hearing Research, 2021
Purpose: The plural is one of the first grammatical morphemes acquired by English-speaking children with normal hearing (NH). Yet, those with hearing loss show delays in both plural comprehension and production. However, little is known about the effects of unilateral hearing loss (UHL) on children's acquisition of the plural, where children's…
Descriptors: Hearing Impairments, Hearing (Physiology), Preschool Children, Auditory Perception
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Davies, Benjamin; Xu Rattanasone, Nan; Demuth, Katherine – Language Learning and Development, 2020
English-speaking children use plural morphology from around the age of 2, yet often omit the syllabic plural allomorph /-[schwa]z/ until age 5 (e.g., "bus(es)"). It is not clear if this protracted acquisition is due to articulatory difficulties, low input frequency, or fricative-final words (e.g., "bus," "nose") being…
Descriptors: Morphemes, Morphology (Languages), Linguistic Input, Phonology
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Dube, Sithembinkosi; Kung, Carmen; Brock, Jon; Demuth, Katherine – Language Acquisition: A Journal of Developmental Linguistics, 2019
Recent ERP research with adults has shown that the online processing of subject-verb (S-V) agreement violations is mediated by the relative perceptual salience of the violation (Dube et al. 2016). These findings corroborate infant perception research, which has also shown that perceptual salience influences infants' sensitivity to grammatical…
Descriptors: Language Processing, Language Acquisition, Brain Hemisphere Functions, Grammar