The document outlines the Audio-Lingual method of foreign language teaching. It was developed in the US during World War 2 to train military personnel. It is based on behaviorist psychology and the idea that language is acquired through habit formation and imitation. Teachers use drills and repetition of dialogues to help students master the target language system. While it was effective for its time, the method was later criticized for its lack of creativity and focus on memorization over understanding.