The grammar book for the 21st century has arrived, from the language experts at Farlex International and TheFreeDictionary.com, the trusted reference destination with 1 billion+ annual visits.

Farlex brings you the most comprehensive grammar guide yet: all the rules of English grammar, explained in simple, easy-to-understand terms. Over 500 pages of proper grammar instruction—2X more than the leading grammar book!

Whether you're an expert or a beginner, there's always something new to learn when it comes to the always-evolving English language. Don't rely on multiple incomplete textbooks that contradict each other—fill in all the gaps in your grammar knowledge with one go-to guide. Only Complete English Grammar Rules gives you key exceptions, common grammar mistakes, thousands of real-world examples, and hundreds of grammar quizzes designed to help you retain what you've learned.