Jawaban:

1. Narrative text is a text that tells a story or relates events. The generic structure of a narrative text includes orientation, complicating events, and resolution.
2. Descriptive text is a text that describes a person, place, or thing. The generic structure of a descriptive text includes identification, description, and interpretation.
3. Procedure text is a text that provides instructions or explains how to do something. The generic structure of a procedure text includes goal or purpose, materials or tools, and steps or methods.
4. Example of an announcement at school:

Attention all students and faculty! Please be advised that the school will be closed tomorrow due to a scheduled power outage. All classes and activities are cancelled. Thank you for your understanding.