1. Department of Foreign Language Theory and Practice, L. N. Gumilyov Eurasian National University, Astana, KAZAKHSTAN
2. Peoples’ Friendship University of Russia, Moscow, RUSSIA
3. Orenburg State University, Orenburg, RUSSIA
4. Plekhanov Russian University of Economics, Moscow, RUSSIA
5. Kazan (Volga Region) Federal University, Kazan, RUSSIA