Unit 4 Information Technology Lesson 1 Avatars 课件-2025-2026学年高中英语北师大版必修第二册

该高中英语课件围绕“头像（avatars）”展开，涵盖定义、历史发展、用途、观点及实践应用等核心知识点。课堂导入通过提问学生常用头像类型及选择原因激活经验，预测环节引导围绕“定义、历史、用途”等主题词提问构建目标，阅读中以分部分梳理主旨、表格归纳细节搭建理解支架，读后通过讨论、小组设计头像并阐述理由实现知识内化与输出，形成“感知-理解-应用”的学习脉络。 其亮点在于融合语言能力、思维品质与学习能力的培养，体现任务型教学特色。例如，预测环节鼓励自主提问培养思维逻辑性，阅读中对比分析头像使用的积极与消极观点提升批判性思维，小组合作设计头像并阐述理念锻炼语言表达与协作能力。教学中运用图表工具（历史发展时间线、观点对比表）和绘画实践区，帮助学生直观梳理知识。对学生而言，既巩固语言知识又提升综合思维与协作能力，对教师而言，提供结构化流程与多样化活动设计，便于高效组织课堂。

Information Technology Unit 4 Lesson 1 Avatars a picture that represents you on an app, e.g. in a chat room or games over the Internet （尤指电脑游戏或聊天室中代表使用者的）头像，虚拟替身 What kinds of avatars are usually used online? cartoon characters cute animals photos of yourselves avatars in fancy clothes… What kind of avatar do you use online? Why did you choose it? photos of your idols  to express myself freely  to trick others  to create a real/digital identity  to avoid online safety risks  to protect myself For reference landscape photos Example: I use a cartoon character avatar instead of a photo to protect myself online. Avatars Definition History Views Uses Design Meaning trends You are going to read an article about avatars. What would you like to learn from it? Write down your questions in the diagram. Prediction Read the text and check how many of your questions are answered. Read for Main Ideas. Nowadays, avatars are everywhere. The history/development of avatars. The definition of avatars. Different views on avatars. Avatars are created to express themselves. Avatars are created to show their personalities. 1 2 3 4 5 6 Read the article, divide it into four parts and find out the main idea of each part. Part 1 Part 2 Part 3 Part 4 Para. 1 Para. 2 Para. 3-5 Para. 6 The definition of avatars The history of avatars The purposes of using avatars The views on the use of avatars While-reading Read the article quickly and answer: What is the text type of the passage? A. Narration (记叙文). B. Argumentative Essay (议论文). C. Exposition (说明文). √ While-reading While-reading （Para.1）What is the definition of avatars ? Avatars Details Definition A digital image represents an Internet user. （Para.2）How have avatars developed over decades? Avatars Details History 1980s Late 1990s Nowadays The first simple 2D avatars appeared in role-playing computer games. Avatars were being used in web chats. Avatars are everywhere. While-reading （Para.3）How do people express oneself using avatars？ Avatars Details functions 1. to try being someone of ___________________ 2. to call themselves ____________ the opposite sex other names to create new identities they started having more than one avatar a sensible one for work; a friendly, good-looking one for meeting people; and a silly one for having fun. Avatars let you express yourself and give you lots of room for creativity. While-reading （Para.4）What are the purposes of using avatars？ Avatars Details Purposes of using avatars To represent oneself a cute cat :_________________________ cartoon characters: _________________________ I like relaxing and having fun I’m a really funny person What are the features of avatars？ have similar features to their personalities and that look more or less like them and act like them. nearly all avatars are tall, young and nice-looking, so people obviously make their avatars look better than they do in real life. They also experiment with things like different hairstyles — which says a lot, perhaps, about what they want to look like. （Para.5） Nowadays, avatars are everywhere. Education live-streaming sales presenters ready-made images, or create their own images. alk, walk and fly around, meet people, go shopping and attend classes. 10 （Para.6） What views do people hold about avatars? Avatars Details Views negative positive they are becoming afraid of meeting people in the real world. The use of several avatars can also be a risk, as people can use avatars to cheat others online. People look forward to a time when their avatar will act just like a real person and travel around bigger, more exciting virtual worlds. 11 While-reading 1. Why do some people create more than one avatar? Because they want to experiment with different hairstyles. Because they want to use different avatars for different situations. Because they are afraid of meeting people in real life. Because they want to cheat others online. 2. What can we infer about most avatars compared to their users? They are usually shorter and older than their users. They often look less attractive than their users. They are generally more realistic than their users. They tend to be more attractive than their users. B D While-reading 3. What is one concern mentioned about using avatars? Avatars may become too expensive to create. People may become afraid of face-to-face communication. Avatars cannot be used in online shopping. People must use the same avatar in all situations. 4. What might be the author’s attitude toward using multiple avatars? Entirely supportive. B. Slightly critical. C. Completely opposed. D. Not mentioned. B B 阅读下面短文，在空白处填入1个适当的单词或括号内单词的正确形式。 Avatars, the digital identities we create for ourselves online, have a fascinating history. They first 1. ______ (appear) in simple 2D forms in computer games during the 1980s.The power to create an avatar that looks nothing like your real self is exciting. People often use them 2. ______ (express) their creativity. You can choose 3. ______ avatar from a selection of images or design your own. Interestingly, studies show 4. ______ nearly all avatars are more attractive than their creators.However, spending too much time 5. ______ (live) through an avatar can be risky. Some users become afraid of real-world 6. ______ (social). 7. ______ is important to find a balance between our online and offline lives.Looking ahead, the future of avatars 8. ______ (be) full of possibilities. Many people look forward 9. ______ the day when their avatars can explore vast virtual worlds independently.In conclusion, while avatars offer fun and freedom, we must use them 10. ______ (wise). appeared to express an that living socialisation It is to wisely Avatars ___________(para.1） _______&________ (para.2-5） _________ (para.6） digital identities to communicate and express themselves on the internet In the 1980s By the late 1990s Nowadays few people knew used in web chats everywhere positive negative definition history purposes views _______ new identity 1._______ in fancy clothes 2.try ___________ sex 3.have__________one avatar show your ________ 1.look and act like them or ___________ in real life 2.experiment with different hairstyles advanc-ed, ___ use talk, walk and fly around , meet people, go shopping and attend classes be afraid of meeting people in the real world be at risk,cheat online will act like a real person and travel around dress oppostie more than better than create personality multiple summary 1.What does the writer mean by “the avatar you choose says a lot about your personality”? Do you agree with the writer? Give examples to support your opinion. Possible Answer: “The avatar you choose says a lot about your personality” may mean that most people create avatars that have similar features to their personalities and look more or less like them and act like them. 2.Can you give examples of the risks of using avatars? What can you do to prevent such risks? Possible Answer: ① Sometimes it may expose your privacy to some strangers. ② We must be careful when surfing online. Post-reading Create an avatar for your group (4 people a group) with your group members and tell us why you design it in this way. Types of avatars: a cute animal avatar; a cartoon character avatar; an avatar in fancy clothes; a beautiful scenery avatar; avatar of a good-looking person Our group avatar is a(n)_______ which belongs to (types of avatars). The reason why we create our avatar in this way is because_________________ We will use it in____(occasion)_______ · · · Drawing Area Expressions 9min Selfie 自拍 17 1. What is an avatar? 2. How did the avatars develop? 3. Why do people use avatars? 4. What do the avatars people choose or create say about them? 5. What advantages and disadvantages does it have to use avatars? 6. What can we do to prevent the risks of using avatars? Self-evaluation 各个击破 Please write a passage of about 100 words on the topic “My Avatar and Me” which includes 3 parts: What my avatar looks like and why I chose it; How my avatar reflects my personality; ③ My views on the advantages and risks of using avatars. 19 $