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Simple and elegant watercolor flowers and birds background middle school Peach Blossom Spring Chinese teaching courseware PPT template
The cover of the slide template used blue sky and white cl...
This is a set of concise Chinese tobacco PPT templates, a total of 2...
Slide template cover, a row of oil extractors are busy working. Plac...
The cover of the slide template uses vegetable baskets, broccoli, ca...
This is a set of car modified PPT templates with a car dashboard bac...
The cover of the slide template uses green triangles and gray world ...