English grammar textbook for university entrance exams, effectively learnable with audio. - Title: English Deep Thinking for University Entrance Exams, Volume 1 - Author: Hironobu Takeoka - Publisher: Obunsha - Revised Edition: Revised Edition - Price: 1450 yen - Separate Volume: Included Thank you for viewing. I purchased this book at a bookstore around 2024 for university entrance exam study. There are no markings. It should be usable without any problems if you don't mind the separate volume being detached from the main book. Thank you for your consideration.