Whether you are making a sales pitch, energizing your team or persuading colleagues, your power of presentation makes the difference. Effective presentation is essential for business executives ......

• 有效的演说技巧对于产品推广、激励团队或说服同事有关键性的作用。演说技巧对企业管理人员尤为重要，有说服力的讲者往往能在销售、社交及个人方面较易取得成功.....