Part 4 Making Presentations 1Purposes for making presentationsn To demonstrate: a service, product, system.n To create: an image, strategy.n To entertain: colleagues, outside people.n To sell: a concept, product, idea.n To represent: a group, company, department.n To promote: an attitude, a way of working.n To suggest: a solution, a new concept. 2v 演讲是一个双向沟通过程图4.1 演讲过程3图4.2 演讲后的问题4图4.3 演讲反馈5 内容结构：n 演讲的要素n 演讲的结构n 演讲的技巧6 第一节 演讲的要素演讲的三要素：信息、演讲者、听众一、信息 信息可以由演讲者与听众共同分享。演讲中的信息，主要是言语信息。二、演讲者 演讲者是信息的发源地
