Unit 4 lesson 3 Internet and friendships 单词（ppt课件）-2022新北师大版（2019）《高中英语》必修第二册.pptx

1、Information TechnologyUnit 4Unit 4Lesson 3harm/hm/vt.&n.伤害，损害e.g.Smoking can harm your health.1.harm v.伤害n.损害;伤害【教材原句教材原句】Do you think the Internet helps or harms friendships?你认为网络是促进友谊还是伤害友谊?【归纳拓展归纳拓展】(1)do harm to sb/sth=do sb/sth harm对某人/物有害 do no harm to sb/sth 对某人无害(2)harmful adj.有害的 be harmful

2、 to 对有害 harmless adj.无害的 be harmless to 对无害It is evident that smoking is harmful to health.单句填空(1)Reading in bed will often do harm our eyes.(2)Air pollution is(harm)to our health.同义句转换/翻译句子背诵(3)Staying up constantly can harm your health.Staying up constantly can your health.(4)I think this plan wil

3、l do more harm than good.toharmfuldo harm to/be harmful to我认为这个计划弊大于利。Words and Expressionsargument/jumnt/n.论点；论据e.g.His argument was that public spending must be reduced.2.argument n.论点;论据;争吵,争辩【教材原句教材原句】Identify one sentence for each argument that states this general idea.为每一个论点确定一个陈述这一基本观点的句子。【归纳

4、拓展归纳拓展】(1)have an argument with sb和某人争吵heated argument激烈的争论win/lose an argument说得过/说不过(2)argue v.争论;争吵;争辩argue with sb about/over sth与某人就某事进行争论argue for/against sth支持/反对某事单句填空(1)His(argue)was that public spending must be reduced.(2)He argued smoking because he thought that it was(harm)to health.(3)T

5、hey were having an argument the waiter about the bill.完成句子背诵(4)这是反对吸烟的有利证据。This is against smoking.(5)经过一番激烈的争论,最终做出了决定。After some a decision was finally made.argumentagainstharmfulwitha powerful argumentheated argumentsWords and Expressionsreplace/rples/vt.取代；接替e.g.The new design will eventually re

6、place all existing models.3.replace v.取代;接替;放回原处【教材原句教材原句】Firstly,talking online is no replacement for face-to-face contact images really cannot replace a real-life smile or hug.首先,网上聊天不能取代面对面交流;图像真的无法取代现实生活中的微笑或拥抱。【归纳拓展归纳拓展】(1)replace.with/by.用替换replace sb/sth=take the place of取代be replaced with/by

7、被取代(2)replacement n.替换;替代品;替代人/替补hug/h/n.&vt.拥抱；紧抱e.g.They hugged each other.free hugs免费拥抱（抱抱团）hug sb=give sb a hug拥抱某人Words and Expressionsconcentrate /knsntret/vt.专注，专心；集中注意力e.g.I cant concentrate with all that noise going on.4.concentrate v.专注,专心;集中注意力【教材原句教材原句】According to a parenting expert,Den

8、ise Daniels,communicating through a screen makes it more difficult for children to concentrate or show kindness to others.据育儿专家丹尼斯丹尼尔斯说,通过屏幕交流会使儿童更难集中注意力或对他人表示善意。【归纳拓展归纳拓展】(1)concentrate on集中精力于concentrate ones attention/efforts/thoughts on doing 将某人的注意力/努力/思绪集中于with attention concentrated on(2)conc

9、entration n.专心;专注;注意力。单句填空(1)You need a lot of(concentrate)to solve the problem.(2)He sat there,with his attention(concentrate)on the blackboard.(3)I decided to concentrate all my efforts on(find)somewhere to live.(4)You should concentrate passing these exams.Then you can have a good rest.(5)The sil

10、ence can increase your ability(concentrate).concentrationconcentratedfindingonto concentrateWords and Expressionsconcerned/knsnd/adj.关切的，关心的e.g.Concerned parents held a meeting.be concerned with 关心be concerned aboutWords and Expressionsrewarding/rwd/adj.有益的；有意义的e.g.It is a rewarding experience.5.rew

11、arding adj.有益的;有意义的【教材原句教材原句】.though we know that the number of“likes”or followers cannot compare to having long-term and rewarding friendships.尽管我们知道“赞”或关注者的数量无法与拥有长期而有益的友谊相比。【归纳拓展归纳拓展】reward vt.&n.奖励;奖赏reward sb with sth for(doing)sth因为(做)某事用某物奖励某人in reward for/as a reward for作为对的回报单句填空(1)We offer

12、 him a challenging and(reward)career.(2)The students have been working hard on their lessons and their efforts will(reward)with success in the end.(3)The boss decided to reward him his positive attitude towards work.(4)They rewarded the boy a cake finding the lost dog.(5)He gave the children some ch

13、ocolate a reward for their good behaviour.rewardingbe rewardedforwith forasWords and Expressionsaddition/dn/n.增添；添加e.g.Pastas basic ingredients are flour and water,sometimes with the addition of eggs or oil.in addition 除此之外6.addition n.增添;添加*In addition,a lot of the content posted on social media is

14、 shallow or trivial.此外,在社交媒体上发布的很多内容都是浅薄或琐碎的。*Little changes add up to a great change!小小的变化积累成一个大的变化!*Id like to add that we are pleased with the result.我想再补充一点,我们对这一结果很满意。【词块积累】(1)in addition/whats more/moreover/besides/apart from/除此之外，另外(2)add v.加;增加;补充add.to.把添加到add to增加;增添add up to 加起来达到(3)addit

15、ional adj.额外的,附加的 additionally adv.额外地，附加地【要点微练】(1)语法填空Would you like to add more sugar _ your coffee?Add _ your score and see how many points you get.In _(add)to an album,I gave him a pen and a pencil.We are willing to pay an _(add)fee for immediate delivery.(2)_,visiting the exhibition will _your

16、understanding of traditional Chinese culture.此外,参观展览将增加你对中国传统文化的理解。toupadditionadditionalIn additionadd toWords and Expressionscontent/kntent/n.内容adj.满足的e.g.She hadnt read the letter and so was unaware of its contents.7.content n.内容,目录;满足;容量 adj.满意的*She hadnt read the letter and so was unaware of it

17、s contents.她没有看过那封信,所以对其内容一无所知。*That famous actor seemed content to play a minor part in the play.那位著名的演员似乎很满意在剧中演一个不重要的角色。【词块积累】(1)be/feel content with.对满足/满意be content to do sth.乐于做某事(2)content oneself with.满足于content 表示(书、讲话、节目等的)主题、主要内容时,用单数形式。表示目录contents、所容纳之物或所含之物时,用复数形式。【巧学助记】【要点微练】(1)语法填空My

18、 parents are content _(live)in the country,where the air is fresh and clean.The _(content)of the letter are still secret until today.Do you want anything else for your birthday?Nothing else.Im very content _ what youve bought for me.to livecontentswithWords and Expressionsshallow/l/adj.肤浅的，浅薄的e.g.I

19、think he is shallow,vain and untrustworthy.shadow 影子shade 背阴处，阴凉处Words and Expressionstrivial/trvil/adj.没有什么价值的；微不足道的e.g.I know it sounds trivial,but Im worried about it.Words and Expressionsbasis/bess/n.基础；基点e.g.The basis of a good marriage is trust.1.1.on the basis of 根据；基于2.basis for 以作基础；为打基础bas

20、is n.基础；基点base n.基地，根据地 v.根据 be based on以为基础basic adj.基础的basically adv.基础地Words and Expressionspercent/psnt/n.百分比；百分数e.g.Last year,economic growth tailed off to below four percent.percent 单复同形100 percentWords and Expressionsopinion/pnjn/n.意见；看法；主张e.g.Ive recently changed my opinion of her.in my opin

21、ion在我看来from my point of view 在我看来Words and Expressionsfocus/fks/vi.给予某物关注n.焦点e.g.YThe discussion focused on three main problems.focus on 关注 9.focus vi.给予某物关注 n.焦点*(2021新高考卷)Emotional intelligence,with its focus on both head and heart,may serve to point us in the right direction.专注于头脑和心灵的情商可以为我们指明正确的

22、方向。*You should focus your attention on your work.你应该聚精会神地工作。*The coffee shop is the focus of social life in French.在法国,咖啡馆是社交生活的中心。【要点微练】(1)语法填空(2020新高考全国卷)When you stand up to give a speech,you focus _ the“public”at the expense of the“speaking”.(2)Youd better _your study.你最好把你的注意力放在学习上。(3)From then

23、 on,I began to _in my study.从那时起,我开始专注于我学习中的每一件小事。onfocus your attention on/uponfocus on every small thingWords and Expressionsmaintain/menten/vt.保持；维持=keepe.g.The two countries have always maintained close relations.Words and Expressionssmartphone/smtfn/e.g.She also has an iPad and a smartphone.n.智

24、能手机=cellphoneWords and Expressionstablet/tblt/n.平板电脑；药片；碑，牌e.g.Take two tablets with water before meals.Words and Expressionslimiting/lmt/adj.局限的，限制性的e.g.Lack of cash is a limiting factor.Words and Expressionsbrief/brif/adj.简洁的，简明的e.g.Please be brief.briefly speaking=to be frankbrief introduction简要介

25、绍Words and Expressionsemoji/mdi/n.表情符号e.g.So most emoji available today are from the original ones created in Japan.Words and Expressionscreative/krietv/adj.创造性的e.g.Do you have any ideas?Youre the creative one.create v.创造creativity n.创造力Words and Expressionsthought-provoking/t prvk/adj.发人深省的，令人深思的e.g.This is an entertaining yet thought-provoking film.provokev.激起，引起；激励，刺激；挑衅，激怒Words and Expressionsauthority/rti/n.权威人士；专家e.g.She now has authority over the people who used to be her bosses.local authority当局，当地政府