【答案解析】[范例1] Dear Mr. Wang Shan, Please allow me to introduce to you the bearer of this letter, Mr. Li Xiaobin, one of my best students who is going to study in your city at the beginning of next month. Xiaobin graduated from Department of Physics, Fudan University this summer with distinction and is going to study in Beijing University for his master's degree. I have got his accommodation arranged already. I hope you can give him a favor during his study, lie is an upright and honest young man and I am sure he won't cause you any trouble. I will shoulder the responsibility in case anything does happen. Thank you for your kindness. Wish you happy and healthy. Yours sincerely, Li Ming [范例2] Dear Professor Liu, May I introduce Professor Han Yu, Professor of English language and literature at Tianjin University and Director of the Institute for Language Studies at Tianjin University? The Institute for Language Studies has responsibility for facilitating academic exchanges between appropriate institutions in Beijing and Tianjin University. Professor Han Yu was requested by the Board of the Institute to pursue discussions and preliminary negotiations with similar institutions in Beijing. We would greatly appreciate it if you receive Professor Han Yu as our representative in these matters and engage in discussions with him. Sincerely, Li Ming Chairman of the Board Institute for Language Studies [范例1文章点评] 作者在第一段介绍了持信人与自己的关系；第二段中，作者介绍了持信人的情况；第三段请求对方帮助持信人，并说明此举不会给对方带来任何负面影响；第四段感谢并祝福对方。 [范例1语言注释] “Please allow me to introduce to you…”意为“请容许我为您介绍……”，这是介绍人的常用语；“bearer”意为“持信人”；“graduate from”意为“从……毕业”；“with distinction”意为“光荣地”；“master's degree”意为“硕士学位”；“accommodation”意为“膳宿”；“givehim a favor”意为“帮助他”；“upright and honest”意为“正直，诚实”；“I am sure”意为“我确信”；“cause you any trouble”意为“给您带来任何麻烦”；“shoulder the responsibility”意为“承担责任”；“in case”意为“万一”；“kindness”意为“仁慈”。 [范例2文章点评] 作者在第一段介绍了被介绍人的身份；在第二段，作者介绍了被介绍人所在学校的情况，说明了被介绍人的任务；在最后一段中，作者提出了自己的愿望。 [范例2语言注释] “May I introduce…”意为“允许我介绍……”；“institute”意为“学院”；“Language Studies”意为“语言研究”；“have responsibility for”意为“承担、肩负……责任”；“academic exchange”意为“学术交流”；“appropriate”意为“相关的”；“pursue discussion”意为“进行洽谈”；“preliminary negotiation”意为“初步协商”；“appreciate”意为“感激”；“receive”意为“接受、认可”；“as our representative”意为“作为代表”；“engage in”意为“从事，进行”。