PART ONE
nLESSON 1 AT A RECEPTION
nLESSON 2 TELEPHONE CONVERSATIONS
nu2026u2026
nPART TWO
nLESSON 9 DEALING WITH ENQUIRIES
nLESSON 10 QUOTATIONS(I)
nu2026u2026
nPART THREE
nLESSON 23 EXCHUSIVE SALES AGREEMENT
nLESSON 24 AGENCY
nu2026u2026
nAnswers to Comprehension Question
n参考译文