请问at,for,to,the,on,in等词在表示什么的情况下用的???只要这几个词...答:in表示“在某些方面或穿着”:be active in活跃于,be absorbed in专心致志, be busy in忙碌, be born in出生于,be concerned in牵涉, be clothed in穿着, be disappointed in对…失望,be diligent in勤于, be experienced in在…有经验, be employed in任职于,be engaged in忙碌, be expert in某方面的...