Lexical phrases such as deictic locutions, phrasal constraints, sentence builders, and situational utterances are examined using categories from artificial intelligence. It is argued that these and other types of patterned speech should be carefully organized and given a greater place in English as a Second Language curricula than at present. (PMJ)

Proposes a taxonomy for the many roles a second language learner must play in real-life interactions. Three types of roles are established and illustrated via dialogs: social, emotive, and maturational. Students practice these roles, and in doing so, acquire the grammatical structures of the target language. (Author/PJM)