※ There are some markings throughout. [Content Overview] This book is a textbook for English learners, and it contains content for developing practical English skills. [Features] It covers a variety of topics and allows you to improve your listening, speaking, reading, and writing skills in a balanced way. [Target Audience] Suitable for learners of all levels who are learning English, especially recommended for intermediate learners. - Title: Breakthrough Upgraded - Publisher: BISEISHA - Authors: K. Yoshihami, H. Kitamura, T. Leno, Y. Hong, Edward M. Quakenbush, Ian C. Silk - Edition: English Edition, 2nd Edition - Language: English - Condition: Used Thank you for viewing.