Sequence and system in the acquisition of tense and agreement.

  title={Sequence and system in the acquisition of tense and agreement.},
  author={Matthew Rispoli and Pamela A. Hadley and Janet K. Holt},
  journal={Journal of speech, language, and hearing research : JSLHR},
  volume={55 4},
PURPOSE The relatedness of tense morphemes in the language of children younger than 3 years of age is a matter of controversy. Generativist accounts predict that the morphemes will be related, whereas usage-based accounts predict the absence of relationships. This study focused on the increasing productivity of the 5 morphemes in the tense productivity score (copula BE, third-person singular present - 3s, past - ed, auxiliary DO, auxiliary BE; Hadley & Short, 2005) and their relationship to one… CONTINUE READING