Lehrerausbildung; Teacher training; Lehrerfortbildung; In-service teacher training; Teacher education ; E-Mail; Voice mail; Chat; Computer-mediated communication ; Talk show; Television debate; Fernsehdiskussion; Gesprächsrunde; Runder Tisch; Round Table; Discussion conference ; Classroom communication; Instructional communication ; Metalinguistic awareness; Phonologische Bewusstheit; Phonological awareness; Focus on form (language teaching) ; Sprachbewusstsein; Linguistic awareness ; Hongkong (engl. Sprache in) ; Hong Kong (English language in) ; English in Hong Kong