Unit 4 Period3 lesson 3 Internet and Friendships（课件）英语北师大版2019必修第二册

该高中英语课件围绕“网络与友谊”主题，系统呈现网络对友谊的利弊影响，通过Lead in列举网络使用场景、Pre-reading小组讨论正负影响激活已知，再以Skill Builder（识别主题句和支持细节）搭建阅读支架，引导学生从结构到细节分析议论文，帮助学生逐步掌握深度阅读与信息总结技能。 其亮点在于采用对比阅读（两篇正反观点博客），通过识别主题句、支持细节训练逻辑思维（思维品质），Further thinking鼓励补充利弊、Group work开展观点讨论提升语言表达（语言能力），复合词练习结合语境强化词汇应用（语言能力）。学生能提升读写与思辨能力，教师可高效实施读写结合教学，激发学生学习兴趣。

Lesson 3 Internet and Friendships 高中英语北师大版2019必修第二册 Unit 4 Information Technology LLearning Objectives To read and talk about how the Internet can harm and help friendships To read for deep understanding To summarise information To learn about and practise compound words contents 1. Lead in 2. Pre-reading 3. Reading for structure 4. Reading for details 5. Summary 6. Further thinking 7. Focus on language:Compound Words 8. Homework What do you use the Internet for? Lead in For example: I often give a like to my friends’ WeChat Moments. chatting online searching for information watching short videos shopping online playing games ... 4 Group work Do you think Internet plays an important part in our friendships nowadays? In positive ways or negative ways? Positive aspects Negative aspects brings people closer together makes people self-centred Pre-reading Identifying Topic Sentences and Supporting Details A topic sentence states the general idea or the main point of a text or paragraph. Supporting details give more information about that topic. Read the text to get the general idea. Identify one sentence for each argument that states this general idea. This is the topic sentence. Read the text again. Look for extra information that supports the topic sentence, e.g. examples, reasons. These are the supporting details. Skill Builder Argumentative Essay 1.General idea 2.Topic sentence of each argument 3.Supporting details How to get the information quickly? Skill Builder While the Inernet can bring people closer together, it can also harm friendships. main idea Reading for structure 8 Read the first blog post “The Internet Helps Friendships”. Complete the information on the left side of the diagram. Negative aspects Topic sentence: Supporting details: Argument 1 Topic sentence: Supporting details: Argument 2 Topic sentence: Supporting details: Argument 3 Positive aspects Argument 1 Topic sentence: Supporting details: Argument 2 Topic sentence: Supporting details: Argument 3 Topic sentence: Supporting details: 1. What’s the general idea of the passage? 2. How many topic sentences does he give? What are they? general idea topic sentence/ argument 1 topic sentence/ argument 2 topic sentence/ argument 3 conclusion What text type is the passage? exposition (说明文) argumentation （议论文） narration (记叙文) 3.What does Robert advise friends to do? Reading for details √ The structure of the two blogs: Talking online is no replacement for face-to-face contact. Argument 1 1. Images really cannot replace a real-life smile or hug. 2. Communicating through a screen makes it more difficult for children to concentrate or show kindness to others. Supporting details: —— Reading for details 12 The Internet can make people self-centred. Argument 2 1. Some people are only concerned with their online popularity. 2. A lot of the content posted on social media is shallow or  trivial. Supporting details: Reading for details 13 Online friendships may not be what they appear to be. Argument 3 With online communication you can never be 100 percent sure that the people you are chatting to is being honest about who they are. Supporting details: Reading for details 14 Conclusion Friends should focus more on communication, and less on communication, which is the best way to maintain healthy relationships. face-to-face online 15 Main Idea: The Internet can help develop friendships in many ways. main idea Reading for structure 16 Read the second blog post “The Internet Helps Friendships”. Complete the information on the right side of the diagram. Negative aspects Topic sentence: Supporting details: Argument 1 Topic sentence: Supporting details: Argument 2 Topic sentence: Supporting details: Argument 3 Positive aspects Argument 1 Topic sentence: Supporting details: Argument 2 Topic sentence: Supporting details: Argument 3 Topic sentence: Supporting details: 1. What’s the general idea of the passage? 2. How many topic sentences does he give? What are they? general idea topic sentence/ argument 1 topic sentence/ argument 2 topic sentence/ argument 3 conclusion 3.What does Cathy think of the Internet? Reading for details What is the structure of the article Structure-exploring The Internet makes communication much more convenient. Argument 1 Supporting details: You can stay in touch with friends no matter where you are or what you are doing. Reading for details 20 The Internet has also made communication more fun. Argument 2 Supporting details: You can share photos, videos, news stories and websites with your friends online. Reading for details 21 Online communication can actually bring people closer to each other. argument 3 Supporting details: Whenever someone needs help, friends from all over the world can immediately provide useful suggestions or information. Reading for details 22 Conclusion The Internet brings people closer together and makes communication with friends more convenient and interesting. 23 Summary supporting opinions supporting opinions main idea main idea conclusion conclusion Fast Reading: Read and think What is the writing style of the two blog posts? Arguments Supporting details Conclusion Topic 议论文 (Argumentation) 基本结构 : 议论文的基本结构: (Argumentation) Argument 1 Supporting details Conclusion Topic Argument 2 Argument 3 Argument … Theory Facts Examples Data Comparison and contrast Summary Group work Choose one position. Each member of the group presents one argument to support your position based on the notes taken.(Ex.5) Positive vs negative 1.(Line9,Para.2,Blog1) Look at the sentence, “It is these skills that enable us to develop lifelong friendships”. What does “these” refer to? 2.(Line17,Para.4,Blog2) What does Eileen Kennedy-Moore mean when she says that online friends “fill holes real-life friends can’t”? metaphor The word “these” refers to social skills, like concentrating or showing kindness to others. Online communication is a solution when there are difficulties with face-to-face communication, i.e. friends live far apart, a person suffers from social anxiety and may find it easier to talk to people online, etc. Think &share(Ex.6) Group work Are there any other advantages or disadvantages of online frienships?If so , list them below.(Ex.7) Advantages Disadvantages People can keep contact with many friends atthe same tme. People get to know more new friends online. The message can be saved to read later whenpeople have time, and online friends are moretolerate with delayed reply. Some people may feel safer with text-basedcommunication rather than face to facecomrunication. Anonymous online friends may be dangerous. It is easy to be trapped with too manymessages, and it takes time. It is not easy to have thought-provokingcommunication with online friends. Further Thinking Citing ideas from experts or authorities Referring to common knowledge Giving examples Using comparison and contrast Using data For example: Refer to common knowledge Nowadays, your friends are just a click away. Whenever someone needs help, friends from all over the world can immediately provide useful suggestions or information. Read the two blog posts again and identify the methods they used. Find examples from the text.(Ex.8) Further Thinking Complete the adjectives. Choose at least five adjectives to write five sentences in the space given. You may express either positive or negative opinions about the use of the Internet.(Ex.9) 1. r_w_rding 2. s_all_w 3. c_n_e_ient 4. sel_-cen_ _ ed 5. l_mi_ing 6. b_ief 7. c_ea_ive 8. ch_erf_l 9. tr_s_ing 10. th_ _ght-provoking e a h o o v n f t r i t r r t e u u t o u 1. ____________________________________ ____________________________________ 2. ____________________________________ ____________________________________ 3. ____________________________________ ____________________________________ 4. ____________________________________ ____________________________________ 5. ____________________________________ ____________________________________ We can find many rewarding things on the Internet. A lot of the content posted on the Internet is shallow and one-sided(片面的). Nowadays it is convenient to surf the Internet. Sometimes, the Internet can make people self-centred. The Internet provides a creative trading platform. Word builder Compound Words 1.friend_____ 5.on______ 2.any_______ 6.self-______ 3.per_______ 7.real-______ 4.web______ 8.smart_____ site ship cent thing phone line centred life ship thing cent site line centred life phone Focus on language: Compound Words Some people believe that the Internet has many negative aspects. Talking to people 1.online or having a 2. friendship with someone you only talk to on the Internet isn't a replacement for 3. real-life communication. While it can connect you with other people who use a 4. smartphone , face-to-face contact with others is important to help you maintain healthy relationships. This argument is thought-provoking because it shows that people still need face-to-face communication with others today. In addition, spending too much time on the Internet can make you 5. self-centred because you can become obsessed with popularity and gaining followers. Finally, you need to be careful with various 6. website because you can never be 100 7. percent sure that 8. anything you read online is true. 33 Homework Does the Internet help or harm friendships? Write a short story to express your opinion by using examples or personal experiences . $