perfect english grammar and unlimited vocabulary: rules, exercises, vocabulary builder, tips on writing and style (english edition)  in this book you will find simple grammar rules and workbook to better your english language proficiency. first few chapters are dedicated to vocabulary building and word roots. next you will come across basic grammar rules and definitions. examples are given with every rule for better understanding. rules are focused on avoiding common errors. and in the last chapters we will discuss essay and letter writing. this book will help both general reader as well as college students. <br>read the contents of the books to know more and buy this book now to improve your grammar and vocabulary.