Reflecting research and best practices, instruction in this student book alternates between grammar and composition. Each concept is illustrated by examples, and writing models are provided throughout. These exercises provide instruction and practice in the writing skills necessary for success in school and on standardized tests. In coordination with the Writing Skills Teacher's Handbook, the student books are ideal for differentiating instruction in the classroom. Aligned with state and national standards, Writing Skills Book A addresses sentence structure and variety, audience and purpose, and paragraph skills.