Unit 4 Information technology Lesson 3 Internet and friendships 课件--（2022）新北师大版《高中英语》必修第二册.pptx

1、单击此处编辑母版标题样式UNIT 4INFORMATION TECHNOLOGYLESSON 3 INTERNET AND FRIENDSHIPSLESSON 3Warming-upDo you think the Internet helps or harms friendships?Give your reasons.Write them down in the following table.Positive aspectsNegative aspectsLead-in&Pre-readingIdentifying Topic Sentences and Supporting Detai

2、lsA topic sentence states the general idea or the main point of a text or paragraph.Supporting details give more information about the 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

3、 for eatral information that supports the topic sentence,e.g.examples,reasons.There are the supporting details.Fast-reading 1Read and Explore.Read the first blog post“The Internet Harms Friendships.”Underline the general idea and the topic sentence for each argument.Fast-reading 1Read and Explore.Re

4、ad the first blog post“The Internet Harms Friendships.”Underline the general idea and the topic sentence for each argument.Careful-reading 1Read the first blog post again.Complete the information on the left side of the diagram.Negative Negative aspectsaspectsTopic Sentence:Topic Sentence:Supporting

5、 details:Topic Sentence:Topic Sentence:Supporting details:Topic Sentence:Topic Sentence:Supporting details:单击此处编辑母版标题样式教材问题参考答案教材问题参考答案Argument 1Topic sentence：Talking online is no replacement for face-to-face contact.Supporting details：Images really cannot replace a real-life smile or hug.Communica

6、ting through a screen makes it more difficult for children to concentrate or showkindness to others.Argument 2Topic sentence：The Internet can make people self-centred.Supporting details：Instead of having proper conversations with their friends，some people are only concerned with their online popular

7、ity.A lot of the content posted on social media is shallow or trivial.Argument 3Topic sentence：Online relationships may not be what they appear to be.Supporting details：Friendships are built on the basis of trust，and with online communication you can never be100 percent sure that the people you are

8、chatting to are being honest about who they are.Fast-reading 2Read and Explore.Read the first blog post“The Internet Helps Friendships.”Underline the general idea and the topic sentence for each argument.Fast-reading 2Read and Explore.Read the first blog post“The Internet Helps Friendships.”Underlin

9、e the general idea and the topic sentence for each argument.Careful-reading 2Read the first blog post again.Complete the information on the right side of the diagram.PostivePostiveaspectsaspectsTopic Sentence:Topic Sentence:Supporting details:Topic Sentence:Topic Sentence:Supporting details:Topic Se

10、ntence:Topic Sentence:Supporting details:单击此处编辑母版标题样式教材问题参考答案教材问题参考答案Argument 1Topic sentence：The Internet makes communication much more convenient.Supporting details：You can stay in touch with friends no matter where you are or what you are doing.Argument 2Topic sentence：The Internet has also made

11、communication more fun.Supporting details：You can share photos，videos，news stories and websites with your friends online.You can give a brief response to a message with an emoji or a picture.Argument 3Topic sentence：Online communication can actually bring people closer to each other.Supporting detai

12、ls：Whenever someone needs help，friends from all over the world can immediately provide useful suggestions or information.This makes friends feel loved and cared for.Post-readingChoose one position.Each member of the group presents one argument to support your position based on the notes taken.Post-r

13、eadingThink and Share.1.Look at the sentence from paragragh 2 in the first blog post,“It is these skills that enable us to develop lifelong friendships.”What does“these”refer to?Do you agree with the statement?Why or why not?2.In the second blog post,what does Eileen Kennedy-Moore mean when she says

14、 that online friends“fill holes real-life friend cant?”Give your reasons.Post-readingAre there any other advantages or disadvantages of online friendships?If so,list them below.AdvantagesDisadvantages People can keep in contact with many friends at the same time.People get to know more new friends o

15、nline.The message can be saved to read later when people have time，and online friends are more tolerant of a delayed reply.Some people may feel safer with text-based communicationrather than face-to-face communication.Other aspects.Anonymous online friends may be dangerous.It is easy to be trapped i

16、n too many messages，and it wastes time.It is not easy to have thought-provoking com-munication with online friends.Other aspects.Post-readingHere are five methods writers often use to support their arguments.Read the two blog posts again.Identify what methods the writers used.Find examples from the

17、text.a.citing ideas from experts or authoritiesb.giving examplesc.using datad.referring to common knowledgee.using comparison and contrastPost-readingComplete the adjectives.Choose at least five adjectives to write five sentences in the space given.You may express either possitive or negative opinio

18、ns about the use of the Internet.1.r_w_rding2.s_all_w3.c_n_e_ient4.sel_-cen_ _ed5.l_mi_ing6.b_ief7.c_ea_ive8.ch_erf_l9.tr_s_ing10.th_ _ght-provoking1._2._3._4._5._单击此处编辑母版标题样式教材问题参考答案教材问题参考答案1 rewarding2 shallow3 convenient4 self-centred5 limiting6 brief7 creative 8 cheerful9 trusting10 thought-prov

19、oking1 The Internet makes communication much more convenient.2 You can give a brief response to a message with an emoji or a picture.3 There are so many online tools you can use to be creative.4 The number of“likes”or followers cannot compare to having long-term and rewarding friendships.5 A lot of

20、the content posted on social media is shallow.Focus on LanguageComplete the compound words with a word from the circles.Then use them in the summary below.Compound Words1.friend _2.any _3.per _4.web _5.on _6.self-_7.real-_8.smart_siteshipcentthingphonelinecentredlifeFocus on LanguageComplete the com

21、pound words with a word from the circles.Then use them in the summary below.单击此处编辑母版标题样式教材问题参考答案教材问题参考答案1 friend+ship=friendship 5 on+line=online2 any+thing=anything 6 self-+centred=self-centred3 per+cent=percent 7 real-+life=real-life4 web+site=website 8 smart+phone=smartphone1 online2 friendship3

22、real-life4 smartphone5 self-centred6 websites7 percent8 anything HomeworkGroup Work Debate.Does the Internet help or harm friendship?Express your opinion by using examples or personal experiences.Language points单击此处编辑母版标题样式 阅读理解阅读理解（根据课文内容选择正确答案）1.How are important social skills mainly developed acc

23、ording to Robert?A.Through talks on the Internet.B.By showing kindness to others.C.By working with others.D.Through direct contact with people.2.Which of the following is the basis of friendships according to Robert?A.Trust.B.Honesty.C.Online communication.D.Personal secrets.课文预习自测单击此处编辑母版标题样式3.Whic

24、h of the following is not the advantage of online communication?A.Making communication much more convenient.B.Making communication more fun.C.Bringing much more wealth to others.D.Bringing people closer to each other.4.What does Cathy think of the Internet?A.The Internet is harmful to friendships.B.

25、The Internet is beneficial to friendships.C.The Internet reduces the trust among people.D.The Internet limits peoples creativity.单击此处编辑母版标题样式 语法填空语法填空（根据课文内容和语法规则完成短文）Robert thinks the Internet harms friendships.Firstly，due 1talking online，we seldom contact each other face to face.However，important

26、social skills 2 (develop)through direct contact with other people.It is these skills that enable us to develop lifelong friendships.Secondly，the Internet can make people self-centeredonly 3（think）of themselves.The number of“likes”or followers cannotcompare to having long-term and rewarding friendshi

27、ps.In addition，a lot of the content 4（post）on social media is shallow or trivial.Thirdly，online relationships may not be 5they appear to be.Friendships are built on the 6（base）of trust.In his opinion，friends should focus more on face-to-face communication，7is the best way to maintain healthy relatio

28、nships.Cathy thinks the Internet helps friendships.Firstly，the Internet makes communication much more convenient.Secondly，the Internet has also made communication more fun.There are so many online tools you can use to be 8 （create）.Thirdly，online communication can 9（actual）bring peoplecloser to each

29、 other.Whenever someone 10（need）help，friends from all over the world can immediately provide useful suggestions or information.Online friends fill holes real-life friends cant.Finally，Cathy believes the Internet brings people closer together and makes communication with friends more convenient and i

30、nteresting.toare developed thinking posted what basis which creative actually needs单击此处编辑母版标题样式 核心词汇核心词汇教材原句教材原句p.14 Do you think the Internet helps or harms friendships?你认为网络对友谊有益还是有害？你认为网络对友谊有益还是有害？1 harm n.&vt.伤害，损害do harm to=be harmful to 对有害mean no harm 没有恶意搭配搭配come to no harm 没有受到伤害/损害do no/gr

31、eat/much/a lot of harm to 对无害/有很大害处There is no harm in（ones）doing sth.（某人）做某事无妨/无害。What they are doing harms the environment.他们正在做的事损害了环境。Believe it or not，smoking does harm to the health.信不信由你，吸烟有害健康。Drinking a lot is harmful to our body.酒多伤身。She meant no harm she was only joking.她并无恶意，只是在开玩笑。He ma

32、y say no，but theres no harm in asking.他可能拒绝，但问一问也无妨。题组练领悟方法单击此处编辑母版标题样式【词语积累词语积累】harmful adj.有害的harmless adj.无害的Being addicted to playing video games is harmful to our health.沉迷于玩电子游戏对我们的健康有害。【词语辨析词语辨析】injure，hurt，wound 与与 harminjure：在事故或打斗中受伤。hurt：肉体伤害或感情伤害。wound：用刀、枪等武器伤害。harm：伤害人的健康、权利、事业等。单击此处编辑

33、母版标题样式单句语法填空单句语法填空（1）Its said that too much sunshine is （harm）to ones skin.（2）Please depend on it that I wont do any harmyou.完成句子完成句子（3）As we all know，eating too much sugar can （对有害）childrens teeth.（4）Dont worry.Well see that the children（没有受到伤害）.（5）Plastics（对 有害）the environment.（6）（无妨）telling him t

34、he news.辨析填空（辨析填空（injure/hurt/wound/harm）（7）He ignored her on purpose，which her feelings.（8）Reading in the sun will your eyes.（9）Five people were killed and many others were seriously in the attack.（10）Luckily she was not badly in the accident and we took her to the nearest hospital.harmful to do ha

35、rm to/be harmful to come to no harmare harmful to There is no harm in hurt harm wounded injured单击此处编辑母版标题样式教材原句教材原句p.14 Identify one sentence for each argument that states this general idea.为每个陈述这一基本观点的论点找出一个句子。为每个陈述这一基本观点的论点找出一个句子。2 argument n.争吵，争论；辩论；论据；理由；论点an argument for/against sth 支持/反对某事的论点

36、搭配搭配have an argument with sb about/over sth 与某人就某事争吵get into an argument with sb 与某人争吵起来win/lose an argument 在辩论中获胜/失败Why did you have an argument with your wife last night?你昨晚为什么和你妻子吵架？【词语积累词语积累】argue v.争论；争辩；争吵；表明argue for 为辩护argue against 争辩argue with sb about/over sth 因某事与某人争辩argue sb into/out o

37、f doing sth 说服某人做/不做某事Its no use arguing with him about the matter.就这件事跟他争吵没有用。单击此处编辑母版标题样式单句语法填空单句语法填空（1）At present，one of the （argue）in favour of the new airport is that it will bring a lot of jobs to the area.（2）They are arguing the plan to prevent the disease from spreading to other parts.（3）The

38、y got an argument with each other about their daughters education.完成句子完成句子（4）We finally （说服他利用）this good opportunity to improve himself.（5）We（说服他不做）such a dangerous journey.arguments for into argued him into taking advantage of argued him out of making单击此处编辑母版标题样式教材原句教材原句p.15.images really cannot re

39、place a real-life smile or hug.图像当然无法代替现实生活中的微笑或拥抱。图像当然无法代替现实生活中的微笑或拥抱。3 replace vt.替换；更换；代替；把放回原处搭配搭配：replace A with/by B 用 B 替换 AThey will replace the old machine with a new computer.他们将用一台新电脑代替那台旧机器。【词语积累词语积累】replacement n.取代人/物；更换；替换replaceable adj.可替换的【归纳拓展】take place 发生；举行take the place of=tak

40、e ones place 代替；取代in place 在适当的位置；合适的in place of 代替；取代Who will take the place of Mr King?谁将取代金先生？单击此处编辑母版标题样式单句语法填空单句语法填空（1）Coal fires （replace）by gas.（2）I think that e-mail will be replaced WeChat.（3）All the books in his room are place.完成句子完成句子（4）It is still under discussion whether the old bus sta

41、tion should _ （被取代）a modern hotel or not.（5）There is something wrong with my bike，so I decide to use a new one _ （代替）it.are/were replaced with/by in be replaced by/with in place of单击此处编辑母版标题样式教材原句教材原句p.15 .communicating through a screen makes it more difficult for children to concentrate or show kin

42、dness to others.通过屏幕交流会使孩子们更难集中注意力或对他人表现出善意。通过屏幕交流会使孩子们更难集中注意力或对他人表现出善意。4 concentrate vi.专注；集中（注意力）；（使）聚集；（使）汇集；（使）浓缩搭配搭配 concentrate on/upon 集中于concentrate ones attention/mind/energy on 集中注意力/心思/精力于If you concentrate on your study，you will make progress soon.如果你专心于学习，你很快就会取得进步。【词语积累词语积累】concentrati

43、on n.专心，专注；集中，聚集【归纳拓展归纳拓展】“集中”的其他短语：focus on 集中于 fix ones attention on 集中注意力于 put ones heart into 全神贯注于单击此处编辑母版标题样式单句语法填空单句语法填空（1）She has turned down several invitations to star at shows in order to concentrate her studies.（2）Previous generations concentrated on（get）children to school on time，fed,dr

44、essed and ready to learn.完成句子完成句子（3）You can skip over the details and（集中注意力于）the key issues.（4）There is too much noise outside.I cant _ （把注意力放在我的书上）.on/upon getting concentrate on concentrate/fix/focus my attention on my book单击此处编辑母版标题样式教材原句教材原句 p.15.though we know that the number of“likes”or follow

45、ers cannot compare to having long term and rewarding friendships.尽管我们知道尽管我们知道“赞赞”或追随者的数量无法与拥有长期和有益的友谊相比。或追随者的数量无法与拥有长期和有益的友谊相比。5 compare to 与相比I cannot compare to Henry，for he is the best athlete in our country.我比不上亨利，因为他是我们国家最好的运动员。【归纳拓展归纳拓展】cant compare to 与不能相比compared with 与比较compare A with/to B

46、 把 A 和 B 相比较compare A to B 把 A 比作 Bbeyond/without compare 无与伦比Compared with last year，he made great progress in his study.与去年相比，他的学习有了很大的进步。Poets compared sleep to death.诗人曾将睡眠比作死亡。【词语积累词语积累】comparison n.比较 by/in comparison with 与相比make a comparison 进行对比单击此处编辑母版标题样式单句语法填空单句语法填空（1）As far as Im concer

47、ned，no one can compare Jordan in basketball.（2）Shakespeare compared the world a stage.（3）（compare）to the traditional ones，they have three new unique functions.（4）（compare）the old one with the now one，youll find which is better.（5）Film has a much shorter history，especially when （compare）to such art f

48、orms as music and painting.（6）Her beauty is compare.完成句子完成句子（7）（与比较）her sister，Susan is good at playing the piano.（8）People often （把老师比作园丁）who takes great care of various plants.to/with to Compared Comparing compared Compared to/with beyond compare a teacher to a gardener单击此处编辑母版标题样式教材原句教材原句p.15 In

49、addition,a lot of the content posted on social media is shallow or trivial.此外，很多发布在社交媒体上的内容是肤浅的或琐碎的。此外，很多发布在社交媒体上的内容是肤浅的或琐碎的。6 in addition 此外，另外In addition，he played a very important role in promoting the peace in that area.此外，他在促进那个地区和平方面发挥了非常重要的作用。【学法点拨学法点拨】（1）in addition=besides=whats more=moreov

50、er=furthermore，可用于句首、句中或句末，用于句首或句中时，通常用逗号与句子的其他部分隔开。（2）in addition to=besides=as well as=apart from=aside from，后接名词或 doing 作宾语。【词语积累词语积累】add vt.&vi.增加；增添；补充说 addition n.增添；添加additional adj.附加的；额外的add.to 把增加到上/里面 add to 增加；增添add up 把加起来 add up to 总计是；结果是；表示单击此处编辑母版标题样式单句语法填空单句语法填空（1）I can post the le