In this study the inadequacies of rules governing the present perfect in isolated sentences are discussed and then two contextual factors thought to be connected with current relevance and the use of the present perfect are described. These factors are experimentally shown to influence use of the present perfect significantly. (CHK)

Illustrates a stategy for teaching vocabulary, using a computer-held corpus of native speakers' contextualized utterances of each word. The purpose is for the learner to develop lexical competence, that is, the ability to use a word syntactically, semantically, and pragmatically. Verbs are the focus of these materials although other parts of…