意大利语中be+形容词for sb to do sth的句式是怎样的?

意大利语中be+形容词for sb to do sth的句式是怎样的? 什么时候be+形容词+for sb,什么时候be+形容词+to sb It+be+形容词+for/of sb to do sth It+be+形容词+for sb+to do It+be+形容词+of sb+to do 怎么区分呢? it is+形容词+for sb+to do it is +形容词+for sb to do. is+形容词+for sb .+to do sth. 不定式做主语It+be+形容词+for sb.to do sth 和 It+be+形容词+of sb.to do sth两者有什么区别吗? be useful to sb还是for sb? be embarrassing to sb还是for sb? be important to sb还是for sb be rude to sb还是for sb be left for sb to 有sb be 形容词 to sb这种句型么急 请用 形容词+enough for sb to do.too+形容词 for sb to do. be important to sb.还是be important for sb.区别? 是be difficult to sb 还是be difficult for sb? be adj to sb 与be adj for sb 区别