教材第57页,Public Speaking in your Career练习,请根据题目给出的资料和章节中演讲大纲的样版,完成一份合乎标准的简要演讲大纲。 演讲大纲样版: General Purpose: To inform Specific Purpose: To inform my audience about the three major races in alpine skiing. Central Idea: The three major races in alpine skiing are the downhill, slasom, and giant slalom. Main Points: I. The first major race in alpine skiing is the downhill. II. The second major race in alpine skiing is the slalom. III. The third major race in alpine skiing is the giant slalom.