This is a spread, with the questions on the left and the explanations on the right. The text has a calm color scheme, using only black and blue, but it allows for intensive vocabulary and idiom study. It's divided into three units: verbs, nouns, and other. There are five mock tests at the end. It seems like the user put sticky notes on each page and used it like a Q&A, covering the right-hand page. There are no markings. This series is effective for learning listening, reading comprehension, and vocabulary separately. Please continue to use it if you like. "Eiken Grade 2 Vocabulary & Idioms Problem 500" Obunsha Price: ¥1200 #Obunsha #book #language/English