This workbook is designed to help students understand and use English grammar correctly and effectively. This is a content-based text, and all the examples, readings, and exercises are based on the topic of hurricanes and floods. Each unit in the text covers one area of grammar. Corpus-based grammars of English have been used to inform this text to ensure that the language taught is natural and high-frequency. This text will help students become better readers and writers and listeners and speakers, by showing them how English grammar can be used correctly and effectively. The "Forces of...