Unit 4 Information Technology Topic talk课件-2024-2025学年高中英语北师大版（2019）必修第二册

Unit 4 Information Technology Topic Talk What is IT? Electronic processes for gathering（采集）, storing（分类）and transmitting（传输）information using computers and software. Information Technology 信息技术 Examples for gathering（采集） information Take pictures Face recognition Fingerprint lock Examples for storing（分类） information Chip Baidu Cloud Database WeChat TikTok Email Examples for transmitting（传输） information In what way do you use it? How has it changed people’s daily life? Why do you use it? Activity 1 information technology What aspects can we talk about information technology? 6 What app do you often use? In what way do you use it? I often use ___ I use this app to online. Chat Communicate buy things find information …… Uses WeChat TikTok microblog …… v. 聊天 v. 交流 2. Why do you use it? I love exploring new technologies, because they . are so convenient make life easier enable better communication Provide convenience/education/information Reasons adj. 方便的 v. 使能够 v. 提供 3. How has it changed people’s daily life? It ______. However, it _______. makes communication convenient makes me feel less lonely helps me develop new friends enables people to communicate better makes us self-focused makes us live in an unreal world takes a lot of time does not encourage face-to-face communication Effects/Impacts adj. 方便的 adj. 孤单的 adj. 以自我为中心的 adj. 不真实的 advantages disadvantages Listen to Dialogue 1. Complete the Text Builder. Text Builder Talk about IT I love exploring new technologies, because they ___________________ . I use apps to________________ online. I also like chatting online. It __________________________. Well, too much chatting online_____________________. Reasons Uses are so convenient buy things Effects/ Impacts makes me feel less lonely takes a lot of time Activity 2 http://www.100875.com.cn 2024/9/30 10 There are lots of interesting and useful apps on my phone. http://www.100875.com.cn What apps do you often use? 2024/9/30 11 I often use apps... to book tickets to book accommodation to order food to find directions to learn a language to check the weather to look for popular restaurants to subscribe to newspapers and magazines What do you use them for? 2024/9/30 12 Listen to Dialogue 2. Tick the apps they mentioned. Music app Work app Apps for news Apps for the games Alarm clock √ √ √ √ Listen to Dialogue 2. Match the reasons for use. Music app Apps for news Apps for the games Alarm clock I listen to songs when I can’t sleep or feel nervous. A bell rings to remind me that my time is up. It really helps me relax. Get updated with the news all day long. I use different avatars…because they let me explore different personalities. Retell the table. Apps Reasons for use Music app I listen to songs when . It really helps me . Apps for the news with the news all day long. Apps for the I use different avatars …because they let me explore A bell rings to remind me that . relax different personalities . Get updated Alarm clock games my time is up Activity 3 I can’t sleep or feel nervous Quote… Unquote The First Industrial Revolution used water and steam power to mechanise production. The Second used electric power to create mass production. The Third used electronics and information technology to automate production. ——Klaus Martin Schwab 克劳斯·施瓦布 工业革命 n.蒸汽 机械生产 adj.电的 大规模生产 n.电子学 v.（使）自动化 Technology is anything that wasn’t around when you were born. ——Alan Kay 艾伦 凯 The Internet is becoming the town square for the global village of tomorrow. ——Bill Gates 比尔盖茨 n.广场 We are all now connected by the Internet, like neurons in a gaint brain. ——Stephen Hawking 斯蒂芬·威廉·霍金 App recommendation Your friend Mike will come to China and study in Beijing for three months. He wants to install some useful apps and asks you to recommend some. Which apps will you recommend to him and why? You can install an app called Wechat. Because you can use it to communicate with others conveniently. You can also install……. Because …… Example: Homework 1. Memorize the words of topic talk； 2. 预习Lesson 1. 3. 准备一个英语听写本，一个英语作业本 44460.082 61412.67 79098.68 $$