她最近的行为变得越来越疯狂了。

Her behavior has been getting ___crazier lately.

他昨晚提出的计划比上次那个还要疯狂。

The plan he proposed last night was even ___crazier than the last one.

音乐节的气氛随着压轴乐队的登场变得越来越热烈。

The festival atmosphere got ___crazier when the headliner band came on stage.