This document discusses Content-Based Instructional Approach (CBI), which emphasizes learning about something through a subject matter rather than just learning about the language itself. Some key principles of CBI are that people learn a second language more successfully when they use it to acquire information, and that CBI better reflects learners' needs. Theories discussed are that language is purposeful, text-based and discourse-based, and integrates skills. Learning theories highlighted are that people learn best when information is interesting/useful and addresses their needs, building on prior experience. Objectives of CBI include developing language skills, learning strategies, academic skills, and understanding English-speaking cultures. Syllabi focus on language goals through interest-based