網路: Communicative Language Teaching (CLT) emerged as the norm in second language and immersion teaching. As a broadly-based approach, there are any number of definitions and interpretations, but the following interconnected characteristics offered by Brown (2001: 43) provide a useful overview: The role of the teacher is that of facilitator and guide, not an all-knowing bestower of knowledge. Students are therefore encouraged to construct meaning through genuine linguistic interaction with others.