超市促销时，人们陷入疯狂抢购的状态。

During the supermarket sale, people fell into ___frenzies of wild shopping.

人群在演唱会结束时陷入疯狂，互相推挤着想要靠近舞台。

The crowd fell into ___a frenzy when the concert ended, pushing each other to get closer to the stage.