Examines two rating scales for assessment of oral proficiency and judges both as inadequate because they are based on an untenable theory of the development of proficiency in a second language and on mistaken intuitions about oral interaction. The paper concludes with a discussion of an architectural, context-dependent theory of second-language…

Evaluates the hypothesis that interlanguage is an efficient means of communicating referential information. The presentation includes review of evidence of the functional hypothesis in different forms of language; description of two studies of spoken English interlanguage of learners from different backgrounds; and discussion of the consequences…