Sprachenzählung; Demography (linguistics) ; Language census ; Evaluation criterion (language teaching) ; Lehrplan; Syllabus; Curriculum research ; Bilingual method ; Instruction (medium of) ; Medium of instruction ; Frequency (pragm.) ; Classroom communication; Instructional communication ; Alternation (biling.) ; Language shift (biling.) ; Sprachwechsel (biling.) ; Sprachenwahl; Language choice; Diglossia ; Bilingual education ; Hongkong (engl. Sprache in) ; Hong Kong (English language in) ; English in Hong Kong ; Mandarin; Kantonesisch; Cantonese; Putonghua; Sinitic; Hakka; Yue; Chinese
