问答题 1.  说明:假设你是王丹,你朋友的儿子小明想去美国深造,现在正在准备TOEFL考试。你于2015年6月10日给刘教授写了一封介绍信,希望他在听力与写作方面给小明予以指导与帮助。
【正确答案】[范文]
   介绍信
   
June 10, 2015

Dear Professor Liu,
   Allow me to introduce to you a young man named Xiao Ming, the bearer of this letter, whose father is my good friend. Xiao Ming is hard-working and he expects to go to the United States to pursue advanced studies. He is now preparing for the TOEFL. He hopes to obtain your advice and guidance in English listening and writing.
   I would be very glade if you will give him a favorable reception.
   
Yours sincerely,
   Wang Dan
【答案解析】