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PPT background pictures, using yellowed old paper and wrinkled parchment paper as slide background pictures, can be used to make student history courseware PowerPoint, or political, military and other fields PowerPoint;
Keywords: brown PPT background picture, classical PPT background picture, paper background picture
Brief introduction: Tiananmen, Chinese watch, stone lion, light, red...
Introduction: work summary plan ppt template, annual work overview, ...
Introduction: light gray low triangle background, gradient shadow ro...
Introduction: Annual work summary report ppt template, annual work o...
Elegant curve background creative design PPT template, art PPT templ...
Vibrant colorful rounded square frame background fashion PPT templat...