她抓了一把米粒，随意地撒在地上喂鸽子。

She grabbed a handful of rice grains and ___scattered them on the ground to feed the pigeons.

老师的突然出现让操场上玩耍的孩子们四散跑开。

The teacher's sudden appearance ___scattered the children playing on the playground.

风把花瓣吹得四处飘散。

The wind ___scatters the petals in all directions.