抗议者用石块猛烈攻击政府大楼。

Protesters ___assailed the government building with rocks.

他被财务问题困扰得夜不能寐。

He was ___assailed by financial troubles that kept him awake at night.

记者们围攻那位政客，要求他对最近的丑闻作出解释。

The journalists ___assailed the politician with demands for an explanation about the recent scandal.