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This set of safety education day theme class PPT dynamic template uses a small and fresh cute element, PPT a total of 29 pages, divided into 4 parts, described: campus safety; traffic safety; food safety;
Elegant ppt template, elegant blue ink style ppt template
Sunflower, sunflower under blue sky natural nature PPT template
3D workers material, 3D wrenches material pictures, construction ind...
Ladybug on grass blade, light green background picture, spring ppt t...
It was raining, the child sent an umbrella to her mother. There is p...