内容介绍：根据实际情况修改下划线内容，然后将本提示信息删除！ 请用有学校名称的正式抬头信笺纸打印证明！June 6, 2013To whom it may concerned, This is to confirm that the student named Haoyang Li(Passport No.: Date of birth: ) from Class 4, Grade 6 of our sch