Unit 1 The Topic Sentence Unit 2 The Development of the Controlling Idea Unit 3 The Opening Paragraph & the Concluding Paragraph Unit 4 Flow of Thought Unit 5 Imitation Unit 6 Putting Yourself in the Author's Shoes Unit 7 Unity of a Paragraph Unit 8 Coherence of a Paragraph Unit 9 Consistency Unit 10 Variety in Language Unit 11 Starting a Paragraph with a Question Unit 12 Paragraph Development by Facts Unit 13 Paragraph Development by Example Unit 14 Paragraph Development by Reason Unit 15 Paragraph Development by Comparison Simile, Metalghor & Analogy Unit 16 Paragraph Development by Comparison - Contrast Unit 17 Paragraph Development by Division & Classification