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This is a festive red as the background color, celebrate the May Day, Labor Day slide background picture. Keywords: 51, 51PPT. Red, pigeon, red flag, peony, ancient building PPT background picture, holiday PPT template;
This is a copy of the Tang Duck Mice as a slide background picture, ...
This is a practical classic slide template, the template network to ...
This is a group of PPT templates with cartoon pumpkins as a slide ba...
This is a group of cartoon slideshow templates with Disney Winnie th...
This is a Chinese classical brush pen word as the theme of the class...
This is a gray slide for the background, two modern IT white-collar ...