The purpose of this study was to investigate the categories of preposition errors made by EFL learners of elementary and intermediate proficiency levels by comparing the rate of preposition errors (addition, omission, substitution) to their total preposition uses in their essays, and by comparing the overall preposition usage of learners of both…

Deaf children whose hearing losses prevent them from accessing spoken language and whose hearing parents have not exposed them to sign language develop gesture systems, called "homesigns", which have many of the properties of natural language--the so-called resilient properties of language. We explored the resilience of structure built…