Insert Sound, Allows you to smoothly change slides, Allows you to animate objects on a slide, Lets you add a new slide, Lets you save your work, Lets you change the layout of the slide, Allows you to add images to your presentation, Allows you to play your slideshow,

PowerPoint Tools

打印
嵌入

排行榜

视觉风格

选项

切换模板

恢复自动保存：？