· The introduction quite clearly and successfully oriented the audience into the objective and content on the presentation 作业交付时间下单时可以选择, 遵循任务截止时间，保证按时提交, 有时可以提前完成从而让学生了解作业内容。 ○ offer managers and staff with at-hand information and facts to execute their perform tasks i. Prepare to explain your draft communications strategy, organisation... https://pr1bookmarks.com/story12498807/the-definitive-guide-to-%E4%BB%A3%E5%86%99presentation