RUSSIAN GRAMMAR IN EXERCISES AND COMMENTS. The book contains exercises covering the most important sections of practical grammar as well as the appropriate theoretical explanations. The exercises are based on the most frequently used conversational patterns. The contextual and stylistic features of the language units are onsidered. The most difficult exercises are provided with keys. The book is aimed at intermediate and advanced students of Russian. It can be used for preparation to Test 2 of Russian as a Foreign Language (Humanities and Journalism) and Test 3 of Russian as a Foreign Language.