For college and business school courses in Business English and Composition. This comprehensive grammar book helps students develop a clear, concise writing style and serves as a reference for grammar and usage. Business English for the 21st Century offers business students and their instructors concise explanations and solid practice for every useful, critical grammar usage and vocabulary concept. Providing simple explanations of often frustrating language problems, this student-friendly text is designed to help students communicate more effectively in the ever-changing world of business.