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This is a PPT background picture of a book covered by green plants;
Keywords: blue sky and white clouds, green grass slide background picture, abstract book PowerPoint background picture
This is a set of dynamic blue and white simple business work summary...
This is a set of dynamic urban style business year-end summary repor...
This is a set of creative effects opening PPT promotional animation,...
This is a set of graphics cool and dynamic transition PPT animation,...
This is a set of you do not know the "little yellow" movie...