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Seaside, beach, sky, beach, sailboat, color ball PowerPoint background picture, natural landscape slides background picture, 16: 9, 4: 3, .JPG format;
This is a light green background, cartoon business team slide templa...
This is a fine, blue sky and white clouds under the butterfly backgr...
Blue crystal texture, 3d stereo histogram background, data analysis ...
This is a romantic gift of love background PPT template, suitable fo...
Simple and simple, cartoon bear background, romantic love PPT templa...
This is a yellow helmet wearing a hat, in the real estate constructi...