Book excerpt: This guide is for adult learners who wish to undertake a program of self-study in preparation for the GED Language Arts Writing Tests. It includes: --1 diagnostic and 2 practice exams with complete answer explanations, Review of all topics, including sentence structure, word usage, and writing tips, Mini-quizzes for all topics, Free access to an online exam, Tip boxes with mnemonic aids and study advice, Boost boxes with motivational information from potential employers