Directions: For this part, you are required to write a composition of about 100~120 words based on the following outline.
假定你（写信人王晓明）写信给陈平介绍你的助手（assistant）张华,现需要用英文写一封介绍信。
信的内容必须包括：
（1）介绍你的助手

解析：Dear Chen Ping,I have the pleasure of introducing to you Zhang Hua, an assistant of mine. He is going to undertake further studies in your university.He graduated from Anhui University, majoring in chemistry. With great effort, he was the best student in his class and he did exceedingly well in research work. Up to now he has released several influential papers in his research field. Since I have known him for three years, I can truthfully say he is an intelligent and ambitious young man.I am sure he will be successful in his career if you do give him necessary guidance on his studies. I shall be much obliged if you will show him any favor.Yours sincerely,Wang Xiaoming