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,Metaphor Analogy

Unit 16　Paragraph Development by Comparison—Contrast

Unit 17　Paragraph Development by Division Classification