孩子们在操场上大声喊叫。

The kids ___hollered loudly on the playground.

当价格突然上涨时，顾客们大声抱怨起来。

The customers ___hollered when the prices suddenly went up.

他在操场上大声喊叫，想让远处的朋友听到。

He ___hollered across the playground to get his friend's attention.