troop

一群猴子从树上跳下来寻找食物。

A ___troop of monkeys jumped down from the trees to search for food.

这支军队在边境驻扎了一个月。

A ___troop of soldiers has been stationed at the border for a month.

一群游客在导游的带领下参观了博物馆。

A ___troop of tourists followed the guide through the museum.