Unit 4 Period 1 Topic Talk & Avatars（课件）英语北师大版必修第二册

该高中英语课件聚焦信息技术应用与虚拟形象主题，通过视频分析、猜测活动导入，从日常科技使用过渡到虚拟形象的定义、历史及功能探讨，借助Text Builder、表格填空、小组任务等学习支架构建知识脉络。 其亮点在于融合语言能力与思维品质培养，如听力填空巩固表达、口语讨论科技利弊、虚拟形象观点辨析提升批判性思维，采用任务型教学与合作学习，通过核心词汇分类、思维导图总结知识。学生能提升语言运用与探究能力，教师可获得结构化活动与多样化资源支持教学。

高中英语北师大版2019必修第二册 Unit 4 Information Technology Topic talk & Avatars 第1课时 Topic Talk Learning objectives Learn key words and expressions about information technology. Understand two dialogues about daily use of apps and technology. Talk about advantages and disadvantages of IT with proper sentences. Think about how to use technology in a wise and balanced way. Contents 1. Lead in 2. Pre-listening 3. While-listening 4. Post-listening 5. Summary 6. Homework Lead-in IT in our life. Lead-in Lead in How many IT products can you find in the video? List 2 of them. ______?_____ Which part of the video is the closest to your daily life? Why? ______?_____ Do you agree that technology is changing our way of life? Is it always a good change? ______?_____ Pre-listening Pair Work: use the questions to talk about information technology. In what way do you use it? Why do you use it? How has it changed people’s daily lives? … Information Technology Example: I often search for information for my project on the Internet. Text Builder Information Technology I love exploring new technologies, because they __________________. I use apps to __________ online. I also like chatting online. It ________________________. Well, too much chatting online ______________. While-Listening Listen to Dialogue 1. Complete the Text Builder. 4.1 Text Builder Information Technology I love exploring new technologies, because they __________________. I use apps to __________ online. I also like chatting online. It ________________________. Well, too much chatting online ______________. While-Listening Listen to Dialogue 1. Complete the Text Builder. 4.1 Text Builder Information Technology I love exploring new technologies, because they __________________. I use apps to __________ online. I also like chatting online. It ________________________. Well, too much chatting online ______________. are so convenient buy things makes me feel less lonely takes a lot of time While-Listening Listen to Dialogue 2. Complete the notes in the table. 4.2 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. ______ I use different avatars … because they let me explore ___________________. ___________ A bell rings to remind me that ___________. While-Listening Listen to Dialogue 2. Complete the notes in the table. 4.2 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. ______ I use different avatars … because they let me explore ___________________. ___________ A bell rings to remind me that ___________. I can’t sleep or feel nervous relax Get updated Alarm Clock my time is up Games different personalities Post-listening:听力原文 1 Post-listening:听力原文 2 Post-listening:Speaking Example: A: Hi, what app do you use most in your spare time? B: I use a music app to relax when I can't sleep or feel nervous. It helps me calm down quickly. I use ... to ... / It helps me ... The reason why I like it is that ... I recommend ... if you want to ... On the one hand... On the other hand... A: That sounds great. The reason why I'm looking for a good app is that I want to keep up with the latest news every day. B: Then I recommend this news app if you want to get updated with information all day long. It updates the news very fast. A: Perfect! But do you think there are any downsides of using these apps too much? B: Well, on the one hand, they make our daily life more convenient and colorful; on the other hand, we may get addicted and waste too much time on them. A: I couldn't agree more. We really need to control our screen time. Discussion How do you understand the following quotes? Post-listening The First Industrial Revolution used water and steam power to mechanise production (机械化). The Second used electric power to create mass production(规模化). The Third used electronics and information technology to automate production(自动化). ——Klaus Martin Schwab Technology is anything that wasn’t around when you were born. — Alan Kay The Internet is becoming the town square for the global village of tomorrow. —Bill Gates We are all now connected by the Internet, like neurons in a giant brain. — Stephen Hawking 原因类 Reasons：convenient, make life easier, enable better communication, provide convenience /education/information 用途类 Uses：explore new technologies, buy things online, chat online, find information, learn about new things, get updated with 影响类 Effects ✅ 正面：feel less lonely, develop new friendships, enable people to communicate better ❌ 负面：take a lot of time, be/get addicted to, make us self-focused, live in an unreal world, not encourage face-to-face communication Summary 核心词汇与短语 1. Recite the three categories of phrases in Text Builder on Page 6 of the textbook. 2. Make one real-life sentence with each of 5 phrases chosen from the Text Builder. Homework Must do Choose to do Write a short passage of 60-80 words titled My Favorite App. You need to introduce its functions, the benefits it brings to you and its possible disadvantages. 第2课时 Avatars Digital Identities in the Online World Learning objectives Learn about the definition, history and different views on avatars Master key words and the past future tense Discuss the advantages and risks of avatars Design and introduce your own avatar Contents 1. Lead in 2. Pre-reading 3. While Reading 4. Post Reading 5. Summary 6. Homework Lead-in Guess & Guess Which one is my avatar on WeChat? Why do you think I chose it? Lead-in What is an avatar? Beautiful scenery photos of various individuals cute animals some cartoon characters Lead-in What is an avatar? An avatar is a digital representation of a person used in virtual worlds. What avatar do you use on social media? Example: I use_________ as my avatar in order to/because_________. Activate and share Why did you choose it? To trick others To avoid online safety risks To express myself freely To create a real/digital identity To protect myself What do you think the text will discuss? Check the topics you believe are covered in the passage: Pre-reading Task 1: Make Predictions The definition of avatars Exploring the meaning of digital identity The history of avatars Evolution from early games to metaverse Purposes of using avatars Why users adopt virtual representations Perspectives on avatars Positive and negative impacts on society Creating your own avatar Tips for designing a unique persona Read the first and last paragraphs quickly. What type is the text? Pre-reading Task 2: Guess Text Type A. Narrative Tells a story or personal experience. B. Expository Explains facts, ideas, or processes. C. Argumentative Presents and defends a viewpoint. √ Avatars are digital identities for online communication. Avatars have developed over time. Avatars are everywhere nowadays. Para.1 Para.4 Para.3 Para.2 Para.5 People create avatars to express different identities. Your avatar says a lot about your personality. Para.6 Different views on avatars. While Reading Fast Reading: Match the Main Ideas 29 Structure of the text 1 2 3 4 5 6 definition history purposes of using avatars different views Please read and underline the answers to your questions. Group 1 Task: Find out the definition and history of avatars While Reading Careful Reading: Group Tasks Finish the timeline table Avatars Details Definition A digital image represents an Internet user. Avatars Details History 1980s Late 1990s The first simple 2D avatars appeared in role-playing computer games Avatars were being used in web chats Group 2 Task:Find out the functions of avatars Finish the opinion table Avatars Details Purposes of using avatars To represent oneself to create their new identities. a cute cat: I like relaxing and having fun. cartoon characters: I’m a really funny person. have similiar features and look or act like them. look better than they do in real life. Avatars Details Purposes of using avatars To express oneself to create their new identities. to create their new identities. to try being someone of the opposite sex. to call themselves other names. to have more than one avatar. Group 3 Task:Find out different views on avatars Avatars Details Views Negative Positive People spend so much time in virtual worlds that they are becoming afraid of meeting people in the real world. To cheat others online. People look forward to a time when their avatars will act just like a real person and travel around bigger, more exciting virtual world. 1.Why do people usually make their avatars look better than they do in real life? 2. Do you agree that "the avatar you choose says a lot about your personality"? Give examples. Post-reading 36 1.Why do people usually make their avatars look better than they do in real life? First, avatars give people a chance to show their ideal self. In the virtual world, they can be whoever they want to be, which brings confidence and satisfaction. Second, a good-looking avatar helps make a positive first impression when meeting new people online. People want to be liked and accepted by others. 2. Do you agree that "the avatar you choose says a lot about your personality"? Give examples. Yes, I agree. Our choices of avatar often reflect who we are. For example, people who use cute animal avatars are usually warm and friendly; people who use dark or abstract avatars may be more independent and creative. People who use their real photos as avatars are often more confident and open, while people who use cartoon characters may have a young and playful heart. Complete the short text with information from the article. identities a variety create your own express yourself a chance to play with different identities concerns in virtual worlds a risk cheat other people a more positive way e.g. Our group avatar is a(n) ______. We design it this way because ______. It can represent our group's personality of ______. What does it look like? Why did you decide to creat it in this way? Where would you use it? Create your own avatar. Introduce it to your partner Summary Avatars 01 Definition Digital identity representing users online. It can be ready-made templates or self-created unique images reflecting personal style. 02 Development History 1980s: Text-based (MUDs); Late 90s: Graphical avatars in games; Nowadays: Hyper-realistic 3D & AI-generated models. 03 Core Functions Express unique personality; Safely explore identities; Protect real-life privacy; Add fun to virtual socializing. 04 Dual Perspectives Positive: Creative self-expression outlet; Negative: Risks of addiction, over-reliance or blurred virtual-real boundaries. 05 Attitude & Balance Use wisely as a communication aid, maintain a healthy balance between virtual interaction and real-life connections. Avatars are tools, never replace real communication. 1.7.2013 This slide summarizes the key aspects of avatars. We start with the definition: what avatars are in the digital context. Then, we look at their history, from simple text-based forms to today's hyper-realistic AI models. Next, we explore their core functions: self-expression, identity exploration, privacy protection, and adding fun. We also consider the dual perspectives, both the creative positives and the potential risks like addiction. Finally, we discuss the right attitude: using avatars wisely and maintaining a balance with real life. ‹#› Draw a mind map to organize key information about avatars. Homework Must do Choose to do Write an 80-word passage My Avatar and I. Thank you 61412.67 79098.68 $