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Description: pure blue background, minimalist lines, large text title cover, simple flat design, blue and orange color, suitable for work summary report, work report, general minimalist line simple flat wind ppt template.
This is a set of green hills flowing natural PPT background pictures...
This is a cartoon character children's day PPT background pictur...
It is a black background light paper cranes thank you PPT background...
This is a matte material painted forest characters cartoon PPT backg...
This is a yellow rape flower PPT background picture, homePPT templat...
This is the three colorful paper cranes PPT background pictures, hom...