language activities(reception (listening and reading), production (spoken and written), interaction (spoken and written), and mediation (translating and interpreting); речевая деятельность – взаимосвязанные речевые действия, направленные на достижение одной цели Alex_Odeychuk)
speech breathing(The term "speech breathing" is usually used when referring to the manner in which the breathing pump is utilized for the production of the airflow necessary for phonation. However, it may also mean the amount of alveolar ventilation and gas exchange that is produced by the speech activity is a sort of "secondary effect."aldrignedigen)