Section Ⅰ Listening Exercises Part Ⅰ Business Transactions Unit 1 Visits and Travel Unit 2 Trade Fair Unit 3 Business Negotiations Unit 4 Product Description Unit 5 Operations and Processes Unit 6 Marketing and Sales Unit 7 Delivery and After-Sales Unit 8 Import and Export Unit 9 At the Customs Unit 10 Payment in International Trade Part Ⅱ Various Businesses Unit 11 Financial Business Unit 12 Securities Business Unit 13 Investment Business Unit 14 Real Estate Business Unit 15 Futures Business Section Ⅱ Key to the Exercises Part Ⅰ Business Transactions Unit 1 Visits and Travel Unit 2 Trade Fair Unit 3 Business Negotiations Unit 4 Product Description Unit 5 Operations and Processes Unit 6 Marketing and Sales Unit 7 Delivery and After-Sales Unit 8 Import and Export Unit 9 At the Customs Unit 10 Payment in International Trade Part Ⅱ Various Businesses Unit 11 Financial Business Unit 12 Securities Business Unit 13 Investment Business Unit 14 Real Estate Business Unit 15 Futures Business Section Ⅲ Tapescripts Part Ⅰ Business Transactions Unit 1 Visits and Travel Unit 2 Trade Fair Unit 3 Business Negotiations Unit 4 Product Description Unit 5 Operations and Processes Unit 6 Marketing and Sales Unit 7 Delivery and After-Sales Unit 8 Import and Export Unit 9 At the Customs Unit 10 Payment in International Trade Part Ⅱ Various Businesses Unit 11 Financial Business
Unit 12 Securities Business Unit 13 Investment Business Unit 14 Real Estate Business Unit 15 Futures Business
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