A study was made investigating whether or not the two-person conversational speech behavior (mean duration of utterance, mean reaction time, latency and frequency of interruption) of an individual who is fluent in two languages is the same or different when he is conversing in each of these two languages. (Author/RM)

This article discusses sentence structure and sentence production as an integral process that reflects the given situation as perceived by the speaker, and not merely as a grammatical combination of words. The role of predicativity in sentence production is outlined. (CLK)

Criticizes psycholinguistic experiments where messages are presented in vacuo and where the linguist has no intention of conveying a message to the subject, who fills in his own contextual frame. When utterances were presented with pictures, they were remembered more accurately than when they were repeated ten times. (SCC)

The difficulty of understanding embedded sentences is discussed in relation to Bever's hypothesis: if a sentence segment has a double function by means of the same processing strategy it is difficult to interpret the sentence. An alternative to this theory is proposed due to the author's experiments. (SCC)

Original article appeared in "Trudy po znakovym sistemam," 5 p288-309 1971. (DD)