A study examines the relationship among the variables of practice, instruction and performance of adult learners of English as a second language. It is concluded that formal instruction is the most important determinant of student performance at intermediate and advanced levels because it provides a structural environment for feedback. (Author/RM)

This article discusses an experiment designed to examine the relationship between the external explanations that learners give for their language behavior, and actual language performance. The subjects who were native and non-native speakers of English were tested on their use of definite articles. (CFM)

Speech performance data, including hesitations in the stream of speech, fragmented words or phrases, retracings, and the use of intonation contours for noncommunicative purposes, are examined. It is proposed that these types of speech phenomena are indicative of underlying hypothesis testing and utterance planning strategies. Data produced by 48…