The perfective past tense in Greek children with specific language impairment

摘要: This study presents experimental results examining the production of perfective past tense forms Greek in eighteen individuals with Specific Language Impairment (SLI) comparison to typically developing children. We found that both SLI and children were more accurate producing sigmatic than non-sigmatic verb forms. On other hand, be impaired their use over-rely on forms, relative discuss linguistic neuro-psychological accounts these findings. In addition, we compare data from a different genetic disorder (Williams Syndrome), show Williams Syndrome exhibit performance patterns.