Previous research suggests that English-speaking children comprehend agent-patient verb passives earlier than experiencer-theme verb passives (Maratsos, Fox, Becker, & Chalkley, 1985). We report three experiments examining whether such effects reflect delayed acquisition of the passive syntax or instead are an artifact of the experimental task,…

We investigate whether people might come to produce utterances that they regard as ungrammatical by examining the production of ungrammatical verb-construction combinations (e.g., "The dancer donates the soldier the apple") after exposure to both grammatical and ungrammatical sentences. We contrast two accounts of how such production might take…