高中英语北师大版 (2019)必修 第二册Lesson 3 Internet and Friendships评课ppt课件

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Lessn 3 Internet and Friendships
1．Air pllutin is getting wrse and this will be ____________ (harm) t peple.
Part Ⅰ　Vcabulary & Grammar
在空白处填入1个适当的单词或括号内单词的正确形式。
句意为：空气污染越来越严重，这对人们的健康有害。be harmful t表示“对……有害”。
2．My parents were in a huge ____________ (argue), and I was really upset abut it.I didn't knw wh I shuld talk with abut hw I was feeling.
句意为：我的父母大吵了一架，对此我真的很伤心。我不知道该和谁谈谈我的感受。设空处被不定冠词a和形容词huge修饰，应填名词作介词in的宾语。
3．He kept interrupting me, breaking my ____________ (cncentrate)．
句意为：他一直打扰我，使我没办法集中精神。设空处需要填名词作breaking的宾语。
4．____________ (brief) speaking, it is a gd bk wrth reading.
句意为：简言之，这是一本值得一读的好书。briefly speaking意为“简单地说；简言之”，为评注性状语。
cncentratin
5．In this case, we are cncerned ____________ the danger f a malicius (怀有恶意的) applicatin.
句意为：在这种情况下，我们担心的是恶意应用程序的危害。be cncerned abut/fr… 表示“担忧……”。
6．Sme vides have been banned n the basis ____________ they are t vilent.
句意为：有些视频因过度暴力而被禁。n the basis f/that… 表示“根据，基于……”。f 后接名词性短语，that后接从句。
7．Caring ____________ the elders is the respnsibility that we are suppsed t take.
句意为：照顾长辈是我们应该承担的责任。care fr 表示“照顾；非常喜欢”。
8．____________ (maintain) a nice relatinship, bth sides are advised t fcus n what they have in cmmn.
T maintain　
句意为：为了维持良好的关系，建议双方关注他们的共同点。根据句意可知，此处需要填动词不定式构成动词不定式短语作目的状语。
9．D yu think newspapers will ____________ (replace) with the Internet in the future?
be replaced
10．It is nt what yu have said but the way yu have expressed it ____________ culd have been better.
句意为：你认为在未来报纸会被互联网取代吗？will ________ 为从句的谓语，newspapers与replace之间为被动关系，需要使用被动语态。
句意为：不是你所说的内容，而是你的表达方式本可以更好一些。此处考查强调句型It is… that…， 强调句子的主语。
____________ ____________， exercise can ____________ ____________ and cntribute t mental health.
1．在我看来，你最好和你的父母谈谈心。(pinin)
Part Ⅰ Vcabulary & Grammar
2．此外，运动还能减轻压力，有助于心理健康。(additin)
____________ ____________ ____________， yu'd better have a heart­t­heart with yur parents.
4．噪音不绝于耳，我没办法专心工作。(cncentrate)
I can't ____________ ____________ ____________ ____________with all the nises ging n.
3．每当有人来向我抱怨时，我会选择(给他们)指出生活中积极的那一面。(pint)
____________ ____________ smene cmes t me cmplaining, I chse t____________ ____________ the psitive side f life.
cncentrate　
6．聚会上，我们和外国朋友们交换了电话号码，还说好了要保持联系。(tuch)
At the party we exchanged ur phne numbers with freign friends and prmised t ____________ ____________ ____________ with each ther.
5．如果需要完成的任务太多，你就会焦虑不安，这会使得你的大脑很难集中注意力。(make＋it＋补语)
If there is t much t cmplete, yu will put yurself in a state f anxiety, which ____________ ____________ ____________ ____________ ____________ ____________ ____________ ____________.
cncentrate　　　
8．瑜伽的整个体系建立在三件事上：运动、呼吸和冥想。(build… n)
The whle system f yga ____________ ____________ ____________ three things: exercise, breathing and meditatin.
7．给我留下深刻印象的是她处理问题的能力。(不定式作定语)
What impressed me was her ability ____________ ____________ ____________the prblems.
体裁：议论文　 题材：人际关系D yu think the Internet helps r harms friendships? Opinins are varied.Sme hld the view that __1__ the Internet brings peple clser, it harms friendships indeed.First, talking nline is n __2__ (replace) fr face­t­face cmmunicatin.Instead, accrding t a parenting expert, the Internet makes __3__ harder fr children t cncentrate r shw kindness.Secnd, it makes peple self­centred.Unlike the lng­term and __4__ (reward) friendships in real wrld, peple care nly abut their nline ppularity.Third, true friendships are built n trust while nline friendships may nt be s.Smetimes, if yu are t trusting, it can be __5__ (particular) dangerus, because yu can't be very sure that the friends yu are chatting with __6__ (be) hnest.
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。
1．while/althugh/thugh
2．replacement　
4．rewarding　
5．particularly
6．are (being)
makes真正的宾语为t cncentrate r shw kindness，此处用it作形式宾语。
Hwever, thers believe the Internet helps develp friendships.Fr ne thing, peple can stay in tuch with friends cnveniently, whether they are at hme r __7__the mve.Fr anther thing, it adds mre fun t cmmunicatin and takes __8__ (little) time with vides, phts, and emjis all available. Useful suggestins r infrmatin__9__ (prvide) immediately by peple, which makes peple feel lved and __10__ (care) fr.
9．is prvided
根据句意可知，此处应使用比较级，呼应上文中的mre。
体裁：说明文 题材：介绍说明Thrughut histry, humans have had an urge (欲望) t make scial cnnectins.Making friends __1__ (be) smething that mst peple d __2__ (natural) when meeting peple thrugh family and friends.In additin, the Internet has intrduced a new meeting place—the scial netwrking site (SNS)．
1．is　句意为：当通过家人和朋友认识别人的时候，交朋友对大多数人来说是一件很自然的事。此空为句子的谓语动词，主语是动名词短语Making friends，谓语动词要用单数形式，故填is。【易错警示】此空前因为是friends，容易误填are。要注意英文中的谓语动词单复数要由主语决定，该句话的主语是Making friends而不是friends。
2．naturally　句意见上一题解析。设空处修饰动词d，应用副词。故填naturally。
【语篇导读】本文是一篇说明文。文章主要介绍了一种新的社交方式——网络社交平台(SNS)，同时说明了该方式的优点与弊端。
In the United States, MySpace.cm is ne f __3__ largest scial netwrking sites with ver 100 millin users.Unlike sme sites that require a special __4__ (invite) t jin, MySpace is pen t everyne ver the age f 14.Users create their wn prfile (简介) page.They can decide whether they want t make their prfile available (可获得的) nly t friends __5__ t all users.Many peple prefer using SNS __6__ (stay) in tuch with friends and meet new peple.Instead f __7__ (ask) fr a phne number r e­mail address, asking fr smene's MySpace prfile is becming a much mre ppular questin.
3．the　句意为：MySpace.cm是美国最大的社交网站之一，有超过1亿的用户。“ne f the＋形容词最高级＋可数名词复数”为常用结构，意为“最……的……之一”，故填the。
4.invitatin　句意为：和其他网站不一样的是，加入MySpace不需要特别的邀请，年满14岁者均可加入。设空处在句中作require的宾语，其前有不定冠词a及形容词special修饰，应用名词。故填invitatin。
5．r　句意为：他们可以决定他们的简介只对朋友可见还是对所有用户可见。whether… r… 意为“是……还是……”，故填r。
6．t stay　句意为：很多人更喜欢用SNS来与朋友保持联系和结识新人。________ (stay) in tuch with friends… 在句中作目的状语，应用不定式。故填t stay。
7．asking　句意为：相较于询问电话号码或电子邮件地址，要别人的MySpace简介变得更加受欢迎。设空处作介词f的宾语，应用动名词形式。故填asking。
Fr many, these sites have made a psitive (积极) difference in their lives by widening their scial circles.Hwever, sme peple have fund scial netwrking sites carry sme __8__ (risk)．There are stries f bsses ffering a jb and then changing their mind after checking the persn's __9__ (persn) prfile n the Internet.S __10__ is imprtant t think abut the type f infrmatin yu include n yur prfile page.
8．risks　句意为：然而，一些人发现社交网站也存在一些风险。risk为可数名词，其前有sme修饰，表示“一些风险”，应用复数形式。故填risks。
9.persnal　设空处在句中作定语，修饰名词prfile，应用形容词；此处表示“个人简介”，故填persnal。
10．it　句意为：所以要想清楚你在个人主页里留下哪种信息，这一点很重要。分析句子结构可知，设空处在句中作形式主语，真正的主语是后面的不定式短语t think…，故填it。
I am an e­mail user. When I first started t use the e­mail system, I used t read all my e­mail. I didn't have much mail. I gave my friends my e­mail address. Sn I had mre mail than I wanted. Sme f the mail was junk mail. I was wrried. I didn't want my mail t cntrl me.I've tried sme methds t help myself get cntrl f my mail. First, I check my mail at the same time every day. Als I try t allw myself nly 15—20 minutes every day t prcess my e­mail. This desn't always wrk, but I try. Smetimes I save the messages. Smetimes I just read them, maybe answer a few, and then delete (删除) them.Smetimes I'm nt at all interested in a message, s I dn't even pen it. I delete it right away. This is very much like the way I g thrugh the mail that the pstal service delivers t my hme.These methds are very simple. I have sme friends wh are very clever with cmputers. Frm time t time, they teach me new tricks fr managing my e­mail. I'm still amazed at what e­mail can d fr me! I'm still wrried, hwever, abut having t much t read.
Part Ⅱ 　拓展阅读训练
1．The writer used t read all his e­mail because ________.A．he didn't have much mailB．he had nthing else t dC．he didn't knw hw t read mailD．he was frced t d that
【语篇导读】本文是一篇记叙文，主要讲述了作者在使用电子邮件时遇到的一些烦恼。
A　细节理解题。根据第一段第二、三句When I first started t use the e­mail system, I used t read all my e­mail. I didn't have much mail.可知，作者阅读他所有的电子邮件是因为他的邮件并不多，故选A项。
2．Which f the fllwing is NOT ne way the writer deals with his mail?A．Saving the messages.B．Just reading sme.C．Deleting sme.D．Passing sme n t his friends.
D　细节理解题。根据第二段中的Smetimes I save the messages. Smetimes I just read them, maybe answer a few, and then delete them.可知选D项。
3．What des the underlined wrd “they” in the last paragraph refer t?A．Messages. B．Friends.C．Cmputers. D．Methds.
B　词义猜测题。根据前句I have sme friends wh are very clever with cmputers. 可知，此处they指代的是friends，故选B项。
B　推理判断题。根据第一段的最后两句 I was wrried. I didn't want my mail t cntrl me.和第四段最后一句I'm still wrried, hwever, abut having t much t read.可推断出作者写这篇文章的目的主要是和读者分享他使用电子邮件时的烦恼，故选B项。
4．What's the purpse f the writer t write this passage?A．T share happiness in using mail with us.B．T share sme wrries in using mail with us.C．T share sme methds f using cmputers with us.D．T persuade us ut f using mail.
[安徽黄山屯溪第一中学2020高一月考]Teenagers wh talk n the cellphne a lt, and hld their phnes up t their right ears, scre wrse n ne type f memry test.That's the finding f a new study.That memry impairment might be ne side effect f the radiatin (辐射) that phnes use t keep us cnnected while we're n the g.Nearly 700 Swiss teens tk part in a test f figural memry.This type f memry helps us recall abstract (抽象的) symbls and shapes, explains Milena Ferster.The teens participated in memry tests twice, ne year apart.Each time, they had ne minute t memrise 13 pairs f abstract shapes.Then they were shwn ne item frm each pair and asked t match it with ne f five chices.The study vlunteers als tk a test f verbal memry.That's the ability t remember wrds.The tw memry tests are parts f an intelligence test.The researchers als surveyed the teens n hw they used cellphnes.And they gt call recrds frm phne cmpanies.The researchers used thse recrds t figure ut hw lng the teens were using their phnes.This allwed the researchers t wrk ut hw big a radiatin expsure (接触) each persn culd have gt while talking.A phne user's expsure t the radiatin can differ widely.Sme teens talk n their phnes mre than thers.Peple als hld their phnes differently.If the phne is clse t the ear, mre radiatin may enter the bdy, Ferster ntes.Even the type f netwrk signal that a phne uses can matter.Much f Switzerland was using an lder “secnd­generatin” type f cellphne netwrk when the data were cllected, the study reprts.Many phne carriers (手机运营商) have mved away frm such netwrks.And mre cmpanies plan t update their netwrks within the next few years.
1．What can we knw frm paragraph 2?A．The teens tk tw types f memry tests fur times in ttal.B．The teens needed t reprt the average time spent n their phnes.C．Researchers paid little attentin t the teens' habits f using phnes.D．The teens' ability f remembering wrds was shwn in the figural memry test.
【语篇导读】本文是一篇说明文。一项新的研究发现记忆损伤可能是手机辐射的副作用之一，文章同时说明了这项研究进行的过程、辐射水平受手机网络类型的影响和经常使用手机并将其放在右耳附近打电话的青少年在形状记忆方面做得更差的相关内容。
A　细节理解题。根据第二段内容可知，近700名瑞士的青少年参加了“图形记忆”和“语言记忆”这两种类型的记忆测试，再根据本段第三句The teens participated in memry tests twice, ne year apart.可知，这些青少年总共参加了四次两种类型的记忆测试。故选A项。
The teens' scres in the figural memry tests were rughly the same frm ne year t the next.But thse wh nrmally held their phnes near their right ears, and wh were als expsed t higher levels f radiatin, scred a little bit wrse after a year.N grup f teens shwed big changes n the verbal memry test.Why might ne type f memry be linked t cellphne use, but nt anther? Ferster thinks it culd have t d with where different memry centres sit in the brain.The site that deals with the ability t remember shapes is near the right ear.
2．What can be inferred frm paragraph 3?A．Hw peple hld their phnes has n effect n their bdies.B．Phne users can make mre mney with new netwrks.C．The cellphne netwrk type has little t d with the cellphne use.D．Radiatin levels are affected by the cellphne netwrk types.
D　细节理解题。根据第三段的第五句Even the type f netwrk signal that a phne uses can matter. (手机使用的网络信号的类型甚至也有影响。)可知，辐射水平受手机网络类型的影响。故选D项。
C　细节理解题。根据最后一段中的The teens' scres in the figural memry tests were rughly the same frm ne year t the next.But thse wh nrmally held their phnes near their right ears, and wh were als expsed t higher levels f radiatin, scred a little bit wrse after a year.可知，根据这项研究，经常将手机放在右耳附近使用的青少年在形状记忆方面做得要差一些。故选C项。
3．Accrding t the study, in which aspect did teens wh used their phnes near their right ears a lt d wrse?A．Matching numbers.B．Reading signals.C．Remembering shapes.D．Learning wrds.
4．What might be the best title fr the text?A．Cellphne Use and Safety WarningsB．Facts Abut Cellphne Use at SchlC．Dangerus Levels f Cellphne Use Amng TeensD．Teen's Cellphne Use Linked t Memry Prblems
D　主旨大意题。根据文章第一段的第一句和第二句Teenagers wh talk n the cellphne a lt, and hld their phnes up t their right ears, scre wrse n ne type f memry test.That's the finding f a new study.(经常打电话并在打电话时把手机举到右耳旁的青少年在一项记忆测试中的得分更低。这是一项新研究的发现。)以及文章主要围绕青少年使用手机与记忆问题有关的内容可知，D项最符合题意，故选D项。
One f my earliest memries was watching my mum talk n ur ld phne.I was fascinated (着迷的) that she culd talk t smene wh wasn't actually in the rm with her.__1__ I was wndering hw she managed t talk with smene she culdn't see.
阅读下面短文，从短文后的选项中选出能填入空白处的最佳选项。选项中有两项为多余选项。
1. G　根据下文的 I was wndering hw she managed t talk with smene she culdn't see. 可知，作者很想知道妈妈是怎么跟她看不见的人聊天的。据此可以推断，作者当时对这个电话很感兴趣。G项(当她离开房间时，我慢慢地走到电话机旁，盯着它看了一会儿。)符合语境。故选G项。
【语篇导读】本文是一篇议论文。随着新技术的出现，人们只是盯着屏幕，很少有人面对面交谈，彼此之间缺少现实生活中的联系。文章中作者告诉我们要相爱互助，让世界成为更美好的地方，当科技可以帮助人们做这些事情的时候，就使用它；当它不能的时候，就关掉它。
【答案】G．When she left the rm, I slwly walked ver t the phne and stared at it fr a while.
__2__ Later, we had mbile phnes that culd be carried arund the rm.Then came cmputers and smart­phnes.These days I can send an e­mail arund the wrld in a secnd.My daughter's smartphne has a hundred apps and a dzen scial media accunts.She stres all f her infrmatin in a mysterius place knwn as “the clud”， where she can take it ut at any time.It seems that we are mre cnnected in this wrld than ever befre.Hwever, what bthers me is that we rarely assciate with (来往) each ther nwadays.__3__ Instead f lking int the eyes f ur lved nes, we stare at ur screens.It seems as if the mst cnnected generatins are als the lneliest.
2.A　根据下文的Later, we had mbile phnes that culd be carried arund the rm.可知，后来“我们”有了可以随身携带的手机。Later 提示时间的变化，A项(那是很久以前了。)与 Later 对应，符合语境。故选A项。
【答案】A．That was a lng time ag.
【答案】C．Few take the time t talk face t face.
3.C　根据上文的what bthers me is that we rarely assciate with each ther nwadays和下文的Instead f lking int the eyes f ur lved nes, we stare at ur screens.可知，现在很少有人花时间面对面交谈。故选C项。