这是最简单方法。用该法插入的视频，在演示界面中仅显示视频画面，和插入图片十分类似。可以说，这是一种无缝插入，效果相当不错，但同时局限性也很大。首先，该法仅支持插入AVI、MPEG和WMV等Windows Media 格式 视频，而像RMVB等其它格式均不支持，不能不 ...

This tutorial is intended to supplement the Understanding PowerPoint Accessibility article. Placeholders in PowerPoint allow you to add text or multimedia content to a slide. Adding a text box (Home > ...

This Microsoft PowerPoint tutorial for beginners will help you to learn how to start and create it. This post will give you the step by step details and tips on how to make your presentation ...