Unit 4 Information Technology Topic Talk示范课件 2023-2024学年高一英语北师大版（2019）必修第二册

Unit 4 Information Technology Topic Talk 教材分析 本课是本单元的起始课,起到了激活主题 “信息技术”相关背景知识的作用,并为本单元后面的教学内容做了话题、词汇以及思维的铺垫,启发学生思考。两段听力文本均为两人对话,谈论了信息技术发展的利与弊,属于“人与社会”主题语境下的“科学与技术”话题。 教学目标 在本课学习结束时,学生能够: 1. 通过听获取说话人上网和使用多种应用程序的原因; 2. 口头谈论信息技术的应用和影响; 3. 合理、完整、全面地评价信息技术的发展。 教学重难点 【教学重点】 1. 通过对听力文本的梳理内化,学生能够获取说话人上网和使用多种应用程序的原因;口头谈论信息技术的应用和影响。 2. 启发学生思考并学会表达信息技术对实际生活的影响、存在的问题以及我们应该趋利避害,对信息技术的使用采取积极态度。 【教学难点】 引导学生既要学会用英语谈论信息技术给人们带来的利与弊,又要学会合理安排使用信息技术的时间,理性对待。 Watch a video clip Talk about the new Technology. What is information technology? It refers to anything related to computing technology, such as, n_, h_, s_, the I_, or the p_ that work with these technologies. etworking ardware oftware nternet eople Information Technology applications computer communication security design network IT hardware software database Warming-up key words Warming-up Can you give some examples for transmitting information? WeChat Tik Tok Email a massively popular app that lets users create and share videos up to 15 seconds long. Warming-up Examples for gathering information: Gathering information and storing information Phones Fingerprint lock Face recognition Warming-up Gathering information and storing information Examples for storing information: 文化知识——三次工业革命简介 The First Industrial Revolution Time: From 1760s to 1840s Period: The Age of Steam Birthplace: England Beginning: In 1764, Hargreaves invented Spinning Jenny. Fields: textiles (纺织业), transportation, agriculture, and manufacturing Achievements: In 1785, Watt’s improved steam engine was put into use. In 1807, the first steamboat built by American Fulton was successfully tested on trial. In 1814, Stephen Sun, a British man, invented the steam-powered car. 文化知识——三次工业革命简介 The Second Industrial Revolution Time: From the mid-late 19th century to the early 20th century Period: The Age of Electricity Major Countries: England, Germany, United States, Japan, etc Achievements: In 1866, the German Siemens invented a generator. In the 1880s, German Carl Benz s