Part Ⅰ Courtesy Demands Reciprocity Unit 1 On the Arrival of Visitors Dialogue One Dialogue Two Exercises Supplementary Treasure Unit 2 Greetings and Introductions Dialogue One Dialogue Two Exercises Supplementary Treasure Unit 3 Entertaining Clients Dialogue One Dialogue Two Exercises Supplementary Treasure Part Ⅱ Practicing Through Diligence Unit 4 Inquiries and Replies Dialogue One Dialogue Two Exercises Supplementary Treasure Unit 5 Offers and Counteroffers Dialogue One Dialogue Two Exercises Supplementary Treasure Unit 6 Withholding Offers Dialogue One Dialogue Two Exercises Supplementary Treasure Unit 7 Packing Dialogue One Dialogue Two Exercises Supplementary Treasure Unit 8 Payment and Delivery Dialogue One Dialogue Two Exercises Supplementary Treasure Unit 9 Insurance Dialogue One Dialogue Two Exercises Supplementary Treasure Unit 10 Acceptance Dialogue One Dialogue Two Exercises Supplementary Treasure Unit 11 Agency Dialogue One Dialogue Two Exercises Supplementary Treasure Unit 12 Complaints, Claims and Adjustments Dialogue One Dialogue Two Exercises Supplementary Treasure Part Ⅲ Presenting with Confidence Unit 13 Job Interview Dialogue One Dialogue Two Exercises Supplementary Treasure Unit 14 Communication Dialogue One Dialogue Two Exercises Supplementary Treasure Unit 15 Project Reporting Dialogue One Dialogue Two Exercises Supplementary Treasure Appendix Ⅰ Keys Appendix Ⅱ Abbreviations Appendix Ⅲ Business Documents