Book 1 Unit 4单元检测 根据中文或首字母，写出单词 (每小题1分，共14分) In less than one minute, a large city lay in r . About 75 (百分之) of the city’s factories and buildings, 90 percent of its homes, and all of its hospitals were gone. B covered the ground like red autumn leaves. The railway tracks were now useless pieces of (金属). People were in (震惊)———and then, later that afternoon, another big quake shook Tangshan again. Water, food, and (电) were hard to get. Soon after the quakes, the army sent 150,000 soldiers to Tangshan to dig out those who were trapped and to b the dead. Slowly, the city began to (呼吸)again. With strong support from the government and the tireless (努力) of the city’s people, a new Tangshan was built upon the earthquake ruins. People must unify and show the (智慧) to stay positive and rebuild for a brighter future. The most powerful earthquake in the past 40 years caused a tsunami that (撞击) into coastlines across Asia yesterday. Fishermen, tourists, hotels, homes, and cars were swept away by huge (海浪) caused by the strong earthquake that reached a magnitude of 9.0. The undersea quake (侵袭) around 7:00 a.m., Sunday off the west coast of Indonesia’s Sumatra Island. However, dangerous conditions and damaged roads will make it difficult to (递送) food and supplies. 阅读理解 （每题2.5分，共22.5分） China has recently published its first artificial intelligence (AI) textbook for high school students, following a plan by the central government to include AI courses in primary and secondary school. Under the common efforts by the research center for MOOC at East China Normal University and Sense Time Group Ltd., the textbook named Fundamentals of Artificial Intelligence was written by famous experts from well known schools nationwide, Xinhua News Agency reported on Sunday. It includes the history of AI and how the technology can be used in areas such as facial recognition, self driving and public safety. The textbook not only pays attention to the basics of AI, but also to the practical use of AI in daily life, said Chen Yukun, a professor at East China Normal University, who is also a writer of the book. At present, about 40 high schools across the country have joined the first group of AI high education pilot (试验性的) program, by introducing the textbook in school courses. The publication of the book is great progress as it takes AI technology out of the “ivory tower (象牙塔)” and makes it part of high school learning, said Lin Dahua, a professor at the Chinese University of Hong Kong. As early as 2016, the governments said that the need for AI experts may increase to 5 million in the coming years. Many industries in the future will benefit from AI technology, so the purpose of the course should be to let students learn the basic idea and methods of AI, Lin said. China has made great progress in technological research and development in recent years. 15．Who is the new textbook designed for A．Students in un ... ...
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