The article reverals the connection between language and culture, in particuar, the role of intercultural communication in aquiring Russian as a foreign language by students in Iranian universities. Special attention is paid to improving students’ oral skills in universities in Iran, as well as the prevalence of a communicative approach in learning. The authors explore the development of oral speech skills in Iranian students of Russian with reliance on speech etiquette formulas, as well as speech behavior of representatives of Russian and Iranian linguistic cultures.

The article deals with the temporal adverbs as a way to express the adverbial modifier of time in the Russian and Persian languages. The concept of the functional semantic field of temporality and microfields of this field in the Russian and Persian languages is under consideration. The role of adverbs functioning as the adverbial modifier of time is highlighted. Functioning and expression of temporal adverbs are compared in the Russian and Persian languages. The authors summarize the practical experience of Russian and Iranian linguists aimed to find out the content of the adverbs of time.