英語教育講義 授業レポート２

ACCESS stands for Automatization in Communicative Contents of Essential Speech and Segments.

TBLT means Task-based Language Teaching. Michael Long is famous for the idea, and Rod Ellis wrote some books about TBLT.

PCA is acronym of Principle Communicative Approach. 

英語教育講義 授業レポート１

CLT stands for Communicative Language Teaching. (the latter 1960~, UK)
That composed by pair works and role-play and so on.
It is Noam Chomsky's theory.  In addition, the idea has some problems, for example, it is difficult to promote fluency automatically with open-ended communicative activities.