Fresh natural scenery PPT background picture

This is a fresh and refreshing natural scenery PPT background pictures, blue sky and white clouds under the grasslands, all kinds of wild flowers in full bloom, ladybugs and other insects leisurely nectar, a refreshing scenery. This PPT background image is suitable for making primary PPT courseware;

This is a fresh and refreshing natural scenery PPT background pictures, blue sky and white clouds under the grasslands, all kinds of wild flowers in full bloom, ladybugs and other insects leisurely nectar, a refreshing scenery. This PPT background image is suitable for making primary PPT courseware;