通知， 宣布消息的句型：

　　1. I am delighted/glad/happy to announce that/notify you that/inform you that/tell you that/ let you know that formal to informal 宣布好消息

　　2. Please be informed /be advised that/note that/ formal to informal 但消息的类型比较中性

　　3.We are afraid that…/ We are sorry to inform you/We regret to inform you宣布坏消息