目录 Unit 1 Basic Knowledge of Business Letter Writing Lesson 1 AnIntroduction to Business Letter Writing Lesson 2 Layout of aBusiness Letter Lesson 3 Writing Principles of a BusinessLetter Unit 2 Establishing Business Relations Lesson 1 CompanyProfile Lesson 2 Self-introduction by Exporter Lesson 3 (1)Importer Writes to Exporter (2)Reply to the Above Writing Practice Useful Sentences Unit 3 Enquiries and Replies Lesson 1 (1)General Enquiry (2)Reply to the Above Lesson 2 (1)Order Enquiry (2)Reply to the Above Lesson 3 (1)Status Enquiry (2)Reply to the Above Writing Practice Useful Sentences ……