1-1 Correspondence for Import and Export ( 进出口英语函电)1-2 Introduction of the contents Sep. 4, 2016(1 st periods) 1. Preface ( 前言) 2. Unit 1 : Layout and Presentation of Business Letters 商务英语信函的格式及语言特点和写作方 法 3. Unit 2 : Inquiries ( 询购、询盘) some partsUnit 1 : Layout and Presentation of Business Letters 商务英语信函的格式及语言特点和写作方 法 1-3The Structure and Layout of a Business English Letter 商务英语书信格式 1 、The Structure of a Business Letter( 书信 结构) A business letter consist of the following parts :1)Letterhead( 信头)