Verbal ability (English grammar) books in a set. Volume 1 has explanations of the topics and exercises,volume 2 (ssc) is an exercise book with answers given at the end, volume 2 (master in) has tests with answers at the end. Kindly check the pictures of the index to see the topics. The explanations are given in short. The exercises and tests are good for practice. Vol 1 has 210 pages, vol 2 (exercise book) has 82 pages and vol 2 (test book) has 114 pages. These are very old books from 2014 but the topics are still relevant to practice for various competitive exams. There are no pen marks, missing pages etc. Pages look a bit yellowed since the books are very old but otherwise these are in a good condition.