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This is a simple PPT catalog material with colorful circular numbers in the background.
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This is two blue sky and white clouds on the coast of the home PPT b...
This is a set of blue and green concise PPT background pictures, hom...
This is a group of flowers vase flower pots calendar still life PPT ...
This is a set of IOS style simple and simple simple PPT background p...
This is a set of IOS style simple and simple simple PPT background p...
This is the two glass cups of the green moss plant PPT background pi...