写作类型一：求助信 Dear ， I’m (自我介绍). I’m writing to get some help about (说明写信目的). I have met many difficulties in (遇到的困难). First, . Besides, . What’s more， (分层次说明自己的困难). Faced with so many difficulties, I have to ask you for some help. Would you like to (委婉提出请求)? In the meanwhile, I beg you to (请求内容一). Also, I would like you to (请求内容二). I would appreciate it if you could do me a favor and (表示感激). Looking forward to your reply(表达期望).