小女孩看到蜘蛛时吓得尖叫起来。

The little girl ___squealed in fright when she saw the spider.

小女孩看到蜘蛛时尖声抗议起来。

The little girl ___squealed in protest when she saw the spider.

他为了减刑，向警方告发了他的同伙。

He ___squealed on his partners to the police in exchange for a reduced sentence.