1. Umucyo w'ubururu ni iki? Amaso yacu arashobora kubona isi yamabara nkaya, agizwe ahanini namabara arindwi yumutuku, orange, umuhondo, icyatsi, cyan, ubururu nubururu. Itara ry'ubururu ni kimwe muri byo. Mu magambo yumwuga, urumuri rwubururu nubwoko bugaragara ...
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