Unit 1 The Correct Word Unit 2 The Appropriate Word Unit 3 The Better Word Unit 4 Sentence Base Unit 5 Expanded Sentence Base(I) Unit 6 Expanded Sentence base (II) Unit 7 Joining Together (I) Unit 8 Joining Together (II) Unit 9 Sentence Variety Unit 10 Punctuation Appendix Handbook1 Appendix Handbook 2 References