The full textbook package includes the Student's Book , Workbook, and Teacher's Book , which can be purchased from retailers like OZON .
While direct digital "answer keys" are often hosted on educational portals, you can find the complete set of solutions and course materials through these platforms: The full textbook package includes the Student's Book
This is often the most reliable source for "keys" as it contains the scripts for listening tasks and all correct answers for the exercises. and Teacher's Book
Many students use sites like GDZ.ru or Reshak.ru to find step-by-step answers for both the Student's Book and the Workbook . The full textbook package includes the Student's Book