The article by Amaral and Roeper (this issue; henceforth A&R) presents many interesting ideas about first and second language acquisition as well as some experimental data convincingly illustrating the difference between production and comprehension. The article extends the concept of Universal Bilingualism proposed in Roeper (1999) to second…

The data for this study consisted of a longitudinal corpus of narratives from 17 English second language (L2) children, mean age of 5;4 years at the outset, with first languages (Lls) that do not have definite/indefinite articles (Chinese, Korean and Japanese) and Lls that do have article systems (Spanish, Romanian and Arabic). We examined these…

Four recent volumes on acquisition of French by different populations cover a range of areas, particularly the development of verbal tense/agreement and nominal gender/concord in first language (L1) acquirers, as opposed to second language (L2) learners; the generalizability of grammatical deficits (e.g. difficulty acquiring parametrized features…