2007年12月英语四级考试最新预测试卷(写作)

　　Part I Writing (30 minutes)

　　Directions: For this part, you are allowed 30 minutes to write an Address of Welcome. You should write at least 120 words following the outline given below.

　　学生会邀请了来自某大学的李教授作一个关于计算机人工智能的演讲。作为主持人，你在演讲前作一个开场白。请写一份简明的欢迎词。(1. 简明介绍演讲者;2. 计算机人工智能的作用;3. 表示欢迎等)

　　Address of Welcome

　　It is a great honor that professor Li is here to give us a lecture on computer science. Mr. Li is a prominent professor of Jiaotong University. He has been engaged in AI research for many years and has achieved a great success inthis area.

　　Computer is one of the greatest inventions in the 20th century. Since it came into being, the computer science, especially AI has developed rapidly and has changed our world radically. Due to its ability to think, memorize and with its amazing calculating speed, the computer is put to wide use in industry, agriculture, business, education and tourism. It is now widely believed that a person who has no computer literacy is like illiteracy in the past.

　　Today, we are very happy to have invited professor Li to deliver a speech on the future development of AI. I am sure his lecture will benefit all of us. Now let’s give him a big clap.

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