Evaluation criterion (language teaching) ; Monolingual method ; English as a second language; ESL; TESOL ; Bilingual method ; Wortschatz (Sprachunterricht) ; Lernwortschatz; Vocabulary teaching ; Classroom communication; Instructional communication ; Alternation (biling.) ; Language shift (biling.) ; Sprachwechsel (biling.) ; Critical period (second language acquisition) ; Alter (Einfluss auf Zweitspracherwerb) ; Age (influence on second language acquisition) ; Ultimate attainment (second language acquisition) ; Near-native competence (second language acquisition) ; AoA; Age of acquisition (second language acquisition) ; Sensitive period (second language acquisition) ; English ; Korean
