tupnoon | A fine WordPress.com site- แม่แบบกระบวนการทำผ้าอ้อมเด็ก PowerPoint ,PowerPoint was officially launched on May 22, 1990, the same day that Microsoft released Windows 3.0. PowerPoint introduced many new changes with the release of PowerPoint 97. Prior to PowerPoint 97, presentations were linear, always proceeding from one slide to the next.October | 2015 | Anontawong's Musings10 posts published by Anontawong Marukpitak during October 2015

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