Comprehension of Passive Structure: Study of Children with andwithout Specific Language Impairment

Objectives: specific language impaired children, despite being normal in cognitive and neurologicalcharacteristics, and also normal levels of hearing, experience multiple problems in syntax comprehension.this study compared the passive comprehension in persian-speaking typically developing children andspecific language impaired children.methods: 10 children with specific language impairment, 10 typically developing children matched forage with specific language impaired children, and 15 younger typically developing children responded topassive sentence comprehension using picture identification task.results: the results of study revealed significant differences in comprehension of passive sentences inspecific language impaired children and age-matched typically developing children. the difference incomprehension of passive sentences was not statistically significant in children with specific languageimpairment and younger typically developing children. there were significant differences in thecomprehension of passive sentences between two typically developing children groups.discussion: while age-matched typically developing children comprehend passive structure completely,it seems that specific language impaired children and younger typically developing children still have notcome to a full comprehension of the passive structure. specific language impaired children comparedwith age-matched and younger typically developing children interpreted passive sentences mostly asactive sentences.