Technical language (teaching of) ; Français fonctionnel; Teaching of technical language ; Feedback (language teaching) ; Rückmeldung (Sprachunterricht) ; Lehrerkommentar; Teacher's comment; Correction (in language teaching) ; Role play (language teaching) ; Ökonomie (Fachsprache) ; Economy (technical language) ; Ingroup communication ; Classroom communication; Instructional communication ; Metalinguistic awareness; Phonologische Bewusstheit; Phonological awareness; Focus on form (language teaching) ; Sprachbewusstsein; Linguistic awareness ; French