The document discusses lesson planning for teaching. It defines a lesson plan as the framework and map that guides a teacher during class. Lesson planning helps reduce uncertainty, reminds teachers to prepare materials, and shows students that the teacher has devoted time to thinking about the class, suggesting professionalism. When planning a class, teachers should consider objectives, format, and aims, with a main aim being the focus and subsidiary aims supporting it. Lesson stages generally include a warmer, context, vocabulary, reading/listening, language input, controlled practice, and freer practice.