Misinterpretations of the logical subject of infinitives by second language learners and prelingually deaf adults are compared with children's extension of the minimal distance principle during acquisition of infinitive complement structures and other research studies. Later acquisition of certain structure is explained in terms of the sentences'…

Describes two experiments which assessed the ability of adult second language (L2) learners to produce and comprehend real, unreal, and past unreal English conditional sentences. Developmental differences are analyzed in relation to distinctive features. The analyses lend support to the explanatory power of markedness theory in explaining L2…