In a world increasingly driven by words and text, knowing how to use grammar to communicate correctly and accurately becomes all the more important at school, in business, and in life. With this newly updated and revised Grammar Success in 20 Minutes a Day, writing and speaking without mistakes becomes much easier-and all it takes is a few weeks of study for 20 minutes a day! Grammar Success in 20 Minutes a Day covers all the essentials, including common and proper nouns; personal, reflexive, and demonstrative pronouns; regular and irregular verbs; adjectives, adverbs, misplaced modifiers, prepositions, subordinate and insubordinate clauses; coordinating and correlating conjunctions; compound sentences; and punctuation. You'll find: A helpful pretest that pinpoints strengths and weaknesses so students know where to focus their time Hundreds of practice questions covering all vital grammar skills, from dealing with noun and verb agreement to knowing when to use a comma, colon, or semicolon Free additional grammar practice questions online A useful posttest that shows students' progress This book can be used as a supplement to classroom learning materials or simply to help brush up on already known skills.