为什么be interested in,be excited at 别说什么固定用法,从in和at的用法方面进行分析,为什么be interested 后面就必须用in,而be excited 后面就必须用at?

短语be interested in 为什么是be interested in而不是interested in为什么要加be be interested in为什么加doing be interested in you don ont interested in what i am saying ,这里为什么直接用interested in 不是be interested in You will be interested in English soon .中be interesting in为什么要写成be interested in急!急 when henry was young,he___(be interested in)painting为什么答案是is interested in？ made her more interested in learning English为什么没有be make sb be interested in sth. 为什么不正确?如题 make more and more people interested in football这个词组中为什么不是be interested in football为什么没有be在interested前 用be interested in造句 怎样用be interested in造句 be interested in等于什么 be interested in doing sth be interested in 什么意思? be interested in的意思 be interested in 和be interested with..还有be interested at 到底有没有这个搭配?为什么网上有的说有有的说没有. be interested in 和be interested at 有什么不一样? be interested in和be interested with的区别