English as a second language; ESL; TESOL ; Reformulation; Recast (function in discourse) ; Paraphrase (function in discourse) ; Classroom communication; Instructional communication ; Metalinguistic awareness; Phonologische Bewusstheit; Phonological awareness; Focus on form (language teaching) ; Sprachbewusstsein; Linguistic awareness ; Second language acquisition (pragm.) ; Zweitspracherwerb (pragm.) ; Interactionist hypothesis (second language acquisition) ; Conversational analysis (second language acquisition) ; Speech intelligibility (second language acquisition) ; Vermeidungsstrategie (Zweitspracherwerb) ; Avoidance strategy (second language acquisition) ; Ersatzstrategie (Zweitspracherwerb) ; Compensatory strategy (second language acquisition) ; Speaker strategy (second language acquisition) ; English (American) ; USA (English language in the) ; USA (engl. Sprache in den) ; English in the USA; Englisch in den USA; American English
