be dangerous to sb和be dangerous for sb有什么区别吗?

be dangerous to sb和be dangerous for sb有什么区别吗? be dangerous to sb/be dangerous for sb哪个对? be dangerous to sb be dangerous to & be dangerous for 有何区别? be important to sb 与 be important for sb 有什么区别? acknowledge sb.to be和acknowledge sb.as有什么区别吗 be friendly with sb.和be friendly to sb. 有什么区别? be friendly with sb和be friendly to sb 有什么区别 be important to sb和be important for sb?有这两个短语吗? be adj to sb 与be adj for sb 区别 Sb with sb 和 Sb be with sb 有什么区别 be over sb 和 be over (with)sb 这两个有什么区别吗?