This document discusses simple sentences and ways to make them more expressive. A simple sentence contains one independent clause with one subject and one verb. It expresses a complete thought and uses proper punctuation and capitalization. Examples of simple sentences are provided. The document then suggests adding adjectives, adverbs, and prepositional phrases to simple sentences to provide more details and make the sentences more descriptive. A series of examples demonstrate how to take basic simple sentences and make them more expressive by expanding upon them. Readers are then prompted to practice doing the same to additional simple sentences.