TY JOUR TI TRAINING SYSTEM DEVELOPMENT FOR MASTERING WRITTEN SPEECH IN FOREIGN LANGUAGES: LANGUAGE ENVIRONMENT CREATION KW written language KW writing skills KW language environment KW system of exercises KW preliminary stage KW three basic stages KW письменная речь KW навыки письма KW языковая среда KW система упражнений KW предварительный этап KW три основных этапа JO Herald of Technological University AU Amirova, G.G. PY 2025 IS 17 PB Kazan National Research Technological University