This grammar book is suitable for B1-B2 level students. Having chosen the most difficult grammatical themes that exist in the Russian language, the authors present a collection of tasks to help develop grammatical accuracy. Tasks, theoretical explanations and unfamiliar lexical material are provided in English. The book contains interesting texts, jokes, verses, riddles, proverbs and sayings to make the process of practising grammatical structures and improving accuracy more enjoyable. Answers to the exercises are provided at the back of the book.