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Leonard, Laurence B.; Deevy, Patricia; Wong, Anita M.-Y.; Stokes, Stephanie F.; Fletcher, Paul – International Journal of Language & Communication Disorders, 2007
Background: Surprizingly little is known about the use of modal auxiliaries by children with specific language impairment (SLI). These forms fall within the category of grammatical morphology, an area of morphosyntax that is purportedly very weak in children with SLI. Aims: Three studies were conducted to examine the use of modal auxiliaries by…
Descriptors: Language Impairments, Intervention, Verbs, Morphology (Languages)
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Johnson, Bonnie W.; Morris, Sherrill R. – Child Language Teaching and Therapy, 2007
This study examined the effect of lexical aspect and phonology on regular past-tense production. Data are presented from a group of 31 children, mean age 33 months, with typical language development. A case study of a 50-month-old child with Specific Language Impairment (SLI) is also presented. Children imitated sentence pairs that included an…
Descriptors: Phonology, Language Acquisition, Language Impairments, Morphemes