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This is a PPT background picture of an open book under the blue sky and white clouds;
Keywords: blue sky and white clouds, green grass, textbooks, book slides, background pictures
This is a black house building PPT small icon material download, key...
This is a blue and green large 3D solid arrow PPT material download,...
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This is a gray editable Stickman PPT material download, pure PPT dra...
This is the blue and yellow creative stereo paper text box PPT mater...