1. INTRODUCTION 2. LITERATURE REVIEW 2.1. Course Book Advantages and Disadvantages 2.2. Principal Methods of Course Book Evaluation 2.3. Types of Materials Evaluation 2.4. Categories of Material Evaluation Research 2.5. The Breakthrough Course Book 3. METHODS 3.1. Participants 3.2. Instruments 3.3. Data Collection 3.4. Data Analysis Method 4. RESULTS AND DISCUSSION 4.1. General Questions about the Course Book 4.2. Reading 4.3. Writing 4.4. Speaking 4.5. Listening 4.6. Vocabulary 4.7. Grammar 5. CONCLUSIVE FINDINGS