Unit 4 Information technology Lesson 3 Internet and friendships课件 2025-2026学年高一英语北师大版（2019）必修第二册

Unit4 Lesson3 Internet and Friendships harm argument replace hug concentrate concerned be concerned with rewarding addition in addition vt.&n. 伤害，损害 n. 论点；论据 vt. 取代；接替 n.&vt. 拥抱；紧抱 vi. 专注,专心；集中注意力 adj. 关切的，关心的 关心…… adj. 有益的；有意义的 n. 增添；添加 除此之外 Words review content shallow trivial basis percent opinion focus focus on maintain smartphone n. 内容 adj. 肤浅的，浅薄的 adj. 没有什么价值的；微不足道的 n. 基础；基点 n. 百分比；百分数 n. 意见；看法；主张 vi. 给予某物关注；n. 焦点 关注 vt. 保持；维持 n. 智能手机 Words review tablet limiting brief emoji creative thought-provoking authority n. 平板电脑；药片；碑，牌 adj. 局限的，限制性的 adj. 简洁的，简明的 n. 表情符号 adj. 创造性的 adj. 发人深省的，令人深思的 n. 权威人士；专家 Words review How do you interact with your friends in your daily life? For example: I often give a like to my friends’ WeChat Moments. Leading-in How do you interact with your friends on the Internet ? chat online search information watch/share news and videos watch films and TV series play games shop online ... Leading-in Do you think the Internet helps or harms friendships? help harm Leading-in 7 Positive aspects brings people closer together makes communication convenient and fun makes people self-centred can be dangerous Negative aspects Give your reasons and write them down in the following table. Pre-reading 8 1.What is the general idea of the lesson? A. The Internet harms friendships. B. The Internet helps friendships. C. Different opinions about the influence of the Internet on friendships. The Internet Helps Friendships by Robert The Internet Harms Friendships by Cathy Pre-reading 图片来源：北师大课本。 9 2.What is the style of the two blogs? A. Narration (记叙文). B. Exposition (说明文). C. Practical writing (应用文). D. Argumentation (议论文). 3.What’s the structure of the two blogs? √ Pre-reading B. Internet harms friendships. E. Talking online can not replace face-to-face contact. D. Internet makes people self-centred. C. Friends should focus more on face-to-face contact. A. Online relationships may be risky. Match the main idea with each paragraph. General idea Argument 1 Argument 2 Argument 3 Conclusion Argument 1 Talking online can not replace face-to-face contact. _______ cannot replace a _______ _______ or __________; Communication through a screen makes it more ___________for children to ___________ or show _________ to others; 12 Images real-life smile hug concentrate kindness Read paragraph 2 and fill the supporting details in the blanks. different While-reading Argument 2 Internet makes people self-centred. Some people are only __________ with their__________ __________; The _________ posted on social media is _________ or ________, which don’t necessarily help form _________ __________. 13 online popularity shallow contents trivial meaningful relationships concerned Read paragraph 3 and fill the supporting details in the blanks. While-reading Argument 3 Online relationships may be risky. Friendships are built on ______________,with online communication you can never be 100 percent sure that the people you are chatting to are being _______ Going online can be _________ for people who are _________ _________ or _________ __________. 14 the basis of trust honest easily influenced too trusting dangerous Read paragraph 4 and fill the supporting details in the blanks. While-reading a. b. d. a. citing ideas from experts or authorities e.g. According to the expert/authority... b. giving examples e.g. for example c. using data d. referring to common knowledge e.g. As we know; It is known to us all... e. using comparison and contrast e.g. However; But... Here are five methods writers often use to support their arguments.Read the first blog again. Identify what methods the writers used to support their arguments.Find examples from the text. While-reading Read Cathy’s blog and fill the chart below. Arguments Supporting details Methods to support arguments General idea Conclusion While-reading Arguments Supporting details Methods to support arguments Gnenral idea Conclusion The Internet can help develop friendship in many wasys. The Internet brings people closer together and makes communication with friends more convenient and interesting. Internet makes communication much more convenient. Internet makes communication more fun. Online communication can bring people closer to each other. You can stay in touch with friends no matter where you are or what you are doing. You can share photos, videos, news stories and websites with your friends online. Whenever someone needs help, friends from all over the world canmmediately provide useful suggestons or infomation. This makes friends feel loved and cared for. Make comparison and contrast (However,you can share photos...online.) Refer to common knowledge(Nowadays,...information.) Cite ideas from experts or authorities(As Eileen....can’t.) 17 How to write an argumentation? Body Conclusion Argument 1 Argument 2 Argument 3 General idea Topic sentences Supporting details The structure of an argumentation Group work: Choose one position.Make a speech. Sthudent A is responsible for general idea and conclusion.SuudentB,C and D are responsible for 3 arguments and their supporting details. “The Internet Harms Friendships” “The Internet Helps Friendships” Post-reading 20 Internet is a double-edged sword. It is your ______________ that matters. choice/view ★ We ought to make use of the Internet properly and smartly. ★ As long as we can develop a good relationship with friends, there is no cause for concern about the Internet. Emotional Education ★Must Write an argumentative passage on how we should use the Internet by following the structure of Lesson 3. ★Optional: Make a speech about how the Internet affects our life, and share it with your classmates next lesson. Homework 21 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. 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__ghtprovoking e a h o o v n f t r i t r r t e u u t ou Focus on Language Complete the compound words with a word from the circles. Then use them in the summary below. Word Builder Compound Words 1. friend ___________ 2. any ___________ 3. per ___________ 4. web ___________ 5. on _________ 6. self- _________ 7. real-_________ 8. smart_________ site ship cent thing phone line centred life ship thing cent site line centred life phone Thank you! 24 69615.305 $