After finishing Chapter 1 and 2, take a break. Do not review Chapter 1 for one week. After seven days, try to recall the words without the book. The words you forget are your "danger zone." Write them on red flashcards.
"Minna No Nihongo" is a popular Japanese language learning series, and "Chukyu I" is an intermediate-level textbook. The "Kurikaeshite Oboeru Tangocho" workbook is designed to help learners review and reinforce their vocabulary skills.
: Each page typically features an answer column on the right side. Exercises are structured so that a learner might practice the same word—in terms of both reading and meaning—two or three times on a single page.