Isayev E. Tendencies of pronunciation development of senior schoolchildren in Germany.

The dissertation is deviated to studying language variability in natural speech. The analysis of the phonostilistic variety of German senior schoolchildren's pronunciation was made, namely the character of interrelations of speech variants (variants of realization was made, namely the character of the German language) and elements of social structure (social group of German senior schoolchildren). The variety in speech of senior schoolchildren has been register both at the level of vowels and at the level of consonants. Average indexes of realization of every phonological variable and its variants in three situations of communication (informal communication, half-stander interview, formal communication) were determined.