OPTIMIZATION OF FOREIGN LANGUAGE CLASS ACTIVITIES AT A NON-LINGUISTIC UNIVERSITY Статья Banshcikova M.A., Radyuk A.V., Kachalina T.M., Kazieva I.I. Edulearn17. 9th annual International Conference on Education and New Learning Technologies, Barcelona (Spain) the 3rd-5th of July, 2017: proceedings. IATED Academy. 2017. С. 10,377-10,382