Professional English Grammar (PEG) is a complete grammar guidebook which includes intermediate and advanced topics and rules. It is of immense help to all the university and school teachers and students of the English language because plentiful examples, steps and rules are given for clarification. It is proven to be an absolutely up-to-date source of grammar for those English language learners who need to learn practical usages of grammars. After reading this book, you will thoroughly learn: