The transcript evidence was assessed by randomly selecting the recordings of 15 children and transcribing them a second time by an independent judge. Separate calculations were made for Aide-Is, Are and Quoi, as well as for the third person singular -s and the form of the past -ed. The percentages of concordance in children ranged from 90% to 98%. The percentages on the grammatical morpheme ranged from 95 (for aide-is) to 98 (for Auxiliary-Is). A proposal for interaction between the case, the agreement, the form of time and the license of the subjects, based on data from both the adult language and the learning of the language. This report presents data from the third phase of a research project on the acquisition of tense morphemes and chords by children with specific language disabilities (SLI) during the intervention. The first two phases were presented in this journal by Leonard, Camarata, Brown and Camarata (2004) and Leonard, Camarata, Pawłowska, Brown and Camarata (2006). A study on the models of agreements found in Arabic, particularly relevant for the asymmetries of agreements in the word codes SV and VS (see also the resolution of the agreement in the coordinations). In linguistics, polypersonality or polypersonality is the conformity of a verb to more than one of its arguments (normally up to four). Polypersonism is a morphological characteristic of a language, and the languages they display are called poly-personal.