The crazy above is a adjective, how can it modify the verb act? For me, 'crazy' doesn't change its meaning with any of these prepositions. Randy is acting crazy today.
I also agree with renegade angel that the difference between crazy for and crazy about is not like the. When in love, craziness is generally more metaphorical. I donot know why he is being so strange.
Gemini 学生认证到底能不能领 1 年 ai?亲测全过程分享 | 最近在知乎和其他平台上看到不少同学在问:gemini 的学生认证到底靠不靠谱?是不是噱头?会不会卡在最后一步?为了验证这件. “crazy” 也可以指 某事失控,“mad” 不可以 today’s party has been really. Crazy about indicates a more general state of infatuation.