This document appears to be the cover and introductory pages of an English textbook for 10th grade students in Ukraine. It provides information about the textbook including its aims, contents, and introduction. The textbook contains 6 units covering topics like people and relationships, careers, education, cuisine, communication technologies, art, sports, and state systems. It also includes appendices on self-assessment, writing samples, grammar references, tapescripts, and vocabulary. The introduction encourages students to use the book to improve their English skills and notes that making mistakes is a normal part of learning.