英语：Unit-3-The-world-online-精品课件(译林选修七).ppt（无音视频）

1、2022-5-29Unit 3 The world online2022-5-29基础落实.高频单词思忆1.value n. adj. n. 评估;估价2.present vt. n.陈述；表达；呈现3.acquire vt. n.4.analysis n. n.(pl.) v. n.分析家;化验员价值valuablevaluation提出；呈现；赠送presentation取得，获得；学到acquisition分析analysesanalyseanalyst2022-5-295.frequent adj. adv. n.6.popularity n. adj.7.addicted adj.

2、v. n.8.divide vt. n.频繁的frequentlyfrequency人气，受欢迎程度popular上瘾的addictaddiction分割;分开division2022-5-29.重点词语再现1.对有积极/负面影响 2.参加辩论3.信息来源4.从中获取知识5.比有优势6.一般情况下7.筋疲力尽 8.限制对网络的使用 have positive/negative effects on.take part in a debatesource of informationacquire knowledge from.have advantages over.as a general

3、rulebe worn out/be tired out/beexhaustedlimit the use of theInternet2022-5-299.根据天气预报 10.对玩电脑游戏上瘾/入迷 11.考虑某事 12.建立在共同兴趣的基础上 13.下载某东西到某人电脑上 according to the weatherforecastbe/become addictedto playing computer gamestake sth.intoconsideration/consider (doing) sth.be based oncommon/shared interestsdown

4、load sth.ontoones computer2022-5-29.典型句式运用1.你对网上研究了解得越多,你找到所需要寻找的 东西的速度越快,你得到的信息就越好。 you know about Internet research, youll find what you are l o o k i n g f o r , a n d y o u r information will be.The morethe fasterthe better2022-5-292.遵循这些窍门儿的话,你在网上搞研究所花的时 间就越值得。 these few tips, your time spent d

5、oing research on the Internet will be much more rewarding.3.他们声称因特网是无用的,而且使用因特网是浪 费时间。 They claim that the Internet is useless and that using the Internet .Followandis a waste of time2022-5-29.综合语篇填空1.Without the Internet,these people would have chances of meeting people.2.I feel it remains importan

6、t for us to limit our use of the Internet, or to learn how to handle the problems it has caused.3.Should you ever find information you want to save on your own computer,you can it.4.What news do people trust the most?5. than table tennis,what sport do people not like to play?fewereitherdownloadsourc

7、eOther2022-5-29导练互动重点单词1.value n.价值;vt.估价;评价;重视挑战自我 (1)你的房子值多少钱? What is of your house? (2)你的帮助很有价值。 Your help has been . (3)我非常珍惜我们的友谊。 I very much.the valueof great value(=very valuable)value our friendship2022-5-29帮你归纳be of little/some/no value具有很少价值/有些价值/没有价值value.at给估价valuable adj.有价值的,值钱的Your

8、advice is very valuable.你的建议很有价值。2022-5-29易混辨异value,price,cost(1)value指内在的价值,重要性。the value of American dollars美元的内在价值(2)price指商品的价值(价格)。at a high price以高价(3)cost指制作成本；代价。at all costs不惜一切代价2022-5-29即学活练(4)You will find this map of great in helping you to get round London. A.priceB.cost C.valueD.usefu

9、lness(5)这本书很有价值。 CThe book is of great value./The book isvery valuable.2022-5-292.advance v.& n.前进;促进,增进;推动;进展; 提高挑战自我 (1)盟军正在向敌军营地挺进。 The Allied troops were the camp of the enemy. (2)你必须预先付书的钱。 You must pay for the book . (3)我们应该学习先进国家来促进教育发展。 We should learn from to the development of education.ad

10、vancingon/towardsin advancethe advancedcountriesadvance2022-5-29帮你归纳in advance预先in advance of胜过；在前面He is far in advance of his class.他在班上遥遥领先。advance towards/on向前进(推进)advanced adj.高级的,先进的advanced education高等教育advanced mathematics高等数学advanced studies高深的研究advanced ideas先进的思想an advanced worker先进工作者2022

11、-5-29即学活练(4)会议提前四天召开。 (5)时间飞快地流逝,但工作一点进展也没有。 The meeting was held four days in advance.Time passed quickly but the work didntadvance at all.2022-5-293.occur vi.发生;(与to连用)想起;想到挑战自我 (1)事故发生在五点钟。 The accident at five oclock. (2)如果发生什么事情的话,告诉我。 If anything ,let me know. (3)我想到一个主意。 An idea me. (4)我从未想过要

12、接受他的帮助。 that I would accept his help.occurredshould occuroccurred toIt never occurred to me2022-5-29帮你归纳It occurs to sb.that.=It occurs to sb.to do sth.某人突然想到occur to sb.浮现在某人的脑海中;被某人想到即学活练(5)我突然想去看看20年未见过的老同学。 (6)今早醒来时,我突然想到一个很棒的点子。 It occurred to me that I would go to seemy old classmates who/whom

13、/that I hadntseen for twenty years.An excellent idea occurred to me when Iwoke up this morning.2022-5-294.course n.课程;过程;进程;一道菜;航线,航向挑战自我 (1)参加短期班 (2)一门法语课程 (3)一顿五道菜的饭 (4)那船被吹离航线。 take a shortterm coursea course in French=aFrench coursea dinner of fivecourses=a fivecourse dinnerThe ship was blown of

14、f course.2022-5-29帮你归纳of course当然in/during the course of在的过程中,在期间即学活练(5)在讨论期间，学生们充分地表达了他们的观点。 (6)由于暴风雨，飞机改变了航线。In the course of discussion,the studentsexpressed themselves freely.The plane changed its course because of the storm.2022-5-295.judge vt.&vi.审理;鉴定;判决;断定;认为;n.法 官;审判员;裁判员挑战自我 (1)谁将审理下一个案子?

15、Who will the next case? (2)不要以貌取人。 Dont a man his looks. (3)我们认为缺乏耐心是不明智的。 We it to be impatient.judgebyjudgeunwisejudge2022-5-29帮你归纳judge+wh-clausejudge+that-clausejudge.to be.judging by.从来判断judging from.根据可以看出认为/断定2022-5-29即学活练(4) his appearance,he is a teacher. A.Judging fromB.Judged from C.Judge

16、 byD.To be judged by(5)她不能断定他是否在讲真话。 AShe couldnt judge whether he wastelling the truth.2022-5-296.advantage n.优势,有利条件;利益挑战自我 (1)这所学校有许多的有利条件。 This school has . (2)这个足球队与对手相比占优势。 The football team its opponents. (3)不学习将对你不利。 Not studying will be .many advantageshas advantages over to yourdisadvantag

17、e2022-5-29帮你归纳disadvantage n.(反义词)不利条件;损害;损失have/gain the advantage over与相比有优势，胜过to ones advantage/disadvantage=to the advantage/disadvantage of sb.对某人有利/不利take advantage of sb./sth.利用put sb.at a disadvantage使某人处于不利地位have the advantage of具有的有利条件2022-5-29即学活练(4)Havent you learned of the advantage you

18、 should others weak points in order to win the match? A.make onB.make of C.have toD.take ofD2022-5-297.alarm n.C警报;警报器;U惊慌;vt.恐吓, 警告挑战自我 (1)请把闹钟定在6点上。 Please for six oclock. (2)这一消息使他们惊恐不安。 They got at the news.set the alarmalarmed2022-5-29帮你归纳give/raise/sound the alarm发警报in alarm惊慌地alarmed adj.担心的，

19、害怕的(不用于名词前)alarming adj.令人惊慌的即学活练(3)雨林正以惊人的速度消失。 The rainforests are disappearing at analarming rate.2022-5-298.present vt.介绍,引见;赠送;提出;呈现;n. C赠品;礼物;U现在;adj.现在的;出 席的挑战自我 (1)他送给怀特先生一本书。 He a book Mr.White. =He Mr.White a book. (2)有200人出席会议。 There were 200 people . presented topresentedwithpresent at t

20、hemeeting2022-5-29帮你归纳sb.present sth.to sb.else=sb.present sb.else with sth.送某人某物at present=at the present time=presently目前,现在for the present眼前,暂时up to/until present直到现在be present at出席presentation n.介绍;陈述;赠送;表达2022-5-29温馨提示(1)present表示“赠给,给予”时,不能接双宾语,只能用sb.present sth.to sb.else=sb.present sb.else w

21、ith sth.送某人某物。(2)作定语时,前置定语表示“现在的,目前的”,后置定语表示“出席的,到场的”,the present government leaders现政府的领导人;the government leaders present在场的政府领导人。2022-5-29即学活练(3)我目前很忙。 (4)我暂时想不起来。 I cant remember it for the present.Im busy at present.2022-5-299.troublesome adj.麻烦的;讨厌的;棘手的挑战自我 (1)他是一个让人讨厌的男孩,总是惹麻烦。 He is a boy who

22、 always . (2)我可以麻烦你关上窗户吗? May I you the window?troublesomemakes troubletroubleto close2022-5-29帮你归纳trouble n.烦恼;麻烦;动乱;纠纷;疾病;故障,问题;vt.使烦恼;费神trouble sb.with sth.因为某事而麻烦某人ask/look for trouble自找麻烦be in trouble处于困境中get into trouble陷入困境make trouble惹事put a person to trouble给某人增添麻烦take the trouble to do sth

23、.不辞劳苦地去做某事trouble oneself to do sth.费神做某事trouble oneself about sth.某人为烦恼2022-5-29即学活练用适当的介词填空(3)That student sometimes troubles the teacher hard questions.(4)He is a great trouble his parents.(5)She is great trouble,so she needs your advice.(6)The boy put his parents trouble.withtointo2022-5-29重点短语与

24、句型10.be accustomed to习惯于挑战自我 (1)我习惯于早起。 Im accustomed to . (2)他习惯了奢华的生活。 He of luxury.getting up earlywas accustomed to a life2022-5-29帮你归纳(1)accustom vt.使习惯accustom oneself to.使某人自己习惯于He had to accustom himself to such weather.他必须使自己适应这样的气候。(2)“习惯于(做)某事”亦可表达为get/grow/become accustomed to sth./doing

25、 sth.或be/get used to sth./doing sth.。2022-5-29即学活练(3) getting up early,he woke up early every day. A.Accustomed to B.Accustoming to C.Being used to D.Using toA2022-5-2911.turn to求助于;指向;转向;变成;翻到 页挑战自我 (1)如果你有困难,尽管来找我好了。 Dont hesitate to if you are in trouble. (2)孩子向母亲寻求安慰。 The child his mother comfor

26、t. turn to meturned tofor2022-5-29 (3)冰变成了水。 The ice water. (4)现在让我们谈谈语言方面的问题。 Now lets the linguistic points.帮你归纳 turn to sb.for help向某人求助 turn down降低,压低(力量、声音等);拒绝,不 接受 Please turn the television down a bit. 请把电视机音量关小点。turned toturn to2022-5-29turn down ones offer拒绝某人的请求turn in上缴turn on打开(煤气、自来水、电

27、灯等)turn out生产,出产;结果是(常与to,that连用)We are to turn out 100,000 586 computers next year to meet the market requirements.我们计划明年生产十万台586计算机以满足市场需要。Things turned out to be exactly as the professor had foreseen.事情正如教授所预见的那样。turn over(使)翻过来;(使)翻倒turn up露面;把声音开大2022-5-29即学活练(5)When you come across a new word

28、while reading;dont always . A.look it up in the dictionary B.turn it to the dictionary C.refer to it in the dictionary D.look up the dictionary A2022-5-29品味构词1.利用合成法,品句选词 Yesterday afternoon Miss Liu went after school;suddenly she fell down on the .Quickly a strange man came over to help her but she

29、 refused because she didnt know his . A.back B.ground C.backgroundABC2022-5-29串联扩展词词词词合成词合成词backback( (n n. .后面后面, ,后部后部) ) ( (adjadj. .后面的后面的) )groundground地面地面backgroundbackground背景背景; ;经历经历stagestage阶段阶段; ;舞台舞台 在后台在后台; ;私下私下yardyard庭院庭院backyardbackyardchatchat聊天聊天backchatbackchatnumbernumber数字数字

30、过期的报纸过期的报纸( (或杂志或杂志) )roomroom房间房间back roomback room后室后室, ,密室密室woodswoods树林树林 边远落后地区边远落后地区datedate记上日期记上日期backdatebackdatebackstage后院顶嘴back numberbackwoods倒填日期2022-5-29back(back(n n. . 后面后面, ,后部后部) ) ( (adjadj. . 后面的后面的) )bitebite咬咬backbitingbackbiting背后中伤背后中伤-ward-ward向向的的backwardbackward-wards-war

31、ds向向的的 backwardsbackwards向后,倒着向后的,后进的2022-5-292.利用合成法,品句填词 We have a lot of things to do,but packing is at the of the list,especially packing the ,which we can surf the Internet on.(top)toppalmtop2022-5-29词词词词合成词合成词toptop顶部顶部, ,顶顶端端brassbrass黄铜黄铜 top brasstop brassclassclass等级等级 top-classtop-classco

32、atcoat大衣大衣 外涂层外涂层; ;大衣大衣dogdog狗狗top dogtop dogsecretsecret秘秘密密 绝密的绝密的soilsoil土壤土壤topsoiltopsoiltabletable桌子桌子 top tabletop table最高负责人最高负责人topcoat优胜者top secret表土层主桌top-level串联扩展2022-5-29考题回扣【例1】Ladies and gentlemen,please remain until the plane has come to a complete stop. (四川高考) A.seatedB.seating C.

33、to seatD.seat 解析 seat为及物动词，be seated表示坐着 的状态。句意为：女士们，先生们，请坐好直 到飞机完全停下。句中remain为系动词，后接 seated作表语。 A2022-5-29 课文原文 .I feel it remains important for us e i t h e r t o l i m i t o u r u s e o f t h e Internet,.(P35)2022-5-29【例2】Many Chinese universities provide scholarships for students financial aid.

34、(天津高考) A.in favour ofB.in honour of C.in face of D.in need of 解析 句意为：许多中国大学向那些需要经济 帮助的学生提供奖学金。in favour of支持； in honour of为了纪念；in face of面对；in need of需要。 课文原文 When people are in need of information,.(P34)D2022-5-29【例3】As nobody here knows what is wrong with the machine,we must send for an engineer t

35、o the problem. (湖北高考) A.handleB.raise C.faceD.present 解析 句意为：因为这儿没有人知道机器出了 什么故障，所以我们必须去请一位工程师来解 决这个问题。handle处理,解决；raise抬高； 饲养；养育；提出(问题等)；face面对，面 临；present呈现；介绍；赠送。A2022-5-29课文原文These are all negative effects the Internet has on our lives,and I feel it remains important for us either to limit our us

36、e of the Internet,or to learn how to handle the problems it has caused.(P35) 2022-5-29【例4】They are quiet,arent they? Yes.They are accustomed at meals. (江苏高考) A.to talkB.to not talk C.to talkingD.to not talking 解析 be accustomed to 习惯于，to为介词， 后接名词或动名词。由句意可知，表示否定意 义，故选D项。D2022-5-29课文原文They were also qu

37、ite explicit about how heavy Internet users become accustomed to spending more time with their online friends than with their real friends from school and work.(P37)2022-5-29【例5】Hi,Mark.How was the musical evening? Excellent! Alex and Andy performed and they won the first prize.(安徽高考) A.skillfullyB.

38、commonly C.willingly D.nervously 解析 句意为：喂,马克！音乐晚会如 何？太棒了！亚历克斯和安迪表演得很娴 熟,他们得了第一名。 课文原文 I admire the boy I debated against because he was very skillful (skilful). (P41)A2022-5-29写作技能怎样写好文章的结尾 文章开头很重要，同样，文章结尾也很重要，好结尾会使读者对文章留下深刻印象，可以增强文章的说服力，让人深思，回味无穷。确切地说，结尾就是用来概括全文内容，进一步强调或肯定文章中心思想，与主题句相互呼应，使读者对文章的主题有

39、深刻的印象或思考。写好英语文章的结尾最常用的方法有： 1.重复中心思想，达到再次肯定和强调的效果。2022-5-29 2.得出结论，即在文章最后，用几句话概括全文内容，并进一步肯定文章的中心思想或作者的观点。 3.使用格言，谚语或习语总结全文，既言简意赅又有更强的说服力。 4.用反问结尾，虽然形式是问句，但意义却是肯定的，具有明显的强调作用，引发读者思考。 2022-5-29即时练习下面给出的是三篇文章的结尾，请指出它们属于哪一种1.If you have something to do,try to do it yourself,for that is the safest way to p

40、ermanent success.Remember the famous saying “God helps those who help themselves”.2.With all these benefits,it is no wonder that sports have become more popular with people than ever.3.So,what can we benefit from wealth if we dont have health? 使用格言，谚语或习语总结全文重复中心思想以反问结尾2022-5-29自主检测.品句填词1.The books i

41、n the library are according to subject.2.According to the weather ,it will be fine tomorrow.3.I think what he said just now at the meeting isnt to our plan.4.Mr.Smith is a visitor to our school library.That is to say,he goes there quite often.classifiedforecastrelevantfrequent2022-5-295.I really it

42、that you can lend a helping hand in time.6.He could not provide a copy of the report but outlined its (内容).7.It can be difficult to (评估) the effectiveness of different treatments.8.The recent airplane crash (证实) my belief that stronger safety regulations are needed.appreciatecontentsevaluateconfirms

43、2022-5-299.Tom was involved in a (麻烦的) case and the police are looking into it.10.Her careful description enabled us to form an (精确的) picture of what had happened.troublesomeaccurate2022-5-29.短语识境in need of;turn to;be/get accustomed to;worn out;be popular with;be divided into;take.into consideration

44、;as a general rule;search for;attach.to.1.The army is great food at present.2.The child his mother for help with his homework.3.Usually,a novel chapters.4.We have to all the facts .inneed ofturned tois divided intotakeintoconsideration2022-5-295.The man in charge of the luggage a label each piece.6.

45、Theyve going to bed early and getting up early.7.Can I sit down? Im .8.Skiing very young people.9. ,vegetable oils are better for you than animal fats.10.Firefighters the buildingsurvivors.attachedtogot accustomed toworn outpopular withisAs a general rulesearchedfor2022-5-29.单项填空1.The boy has a fine

46、 knowledge of geography by careful study. A.requiredB.inquired C.acquiredD.addressed 解析 acquire knowledge获取知识。2.When I was young,I was always to my elder brother wherever he went. A.attachedB.attacked C.attendedD.surrounded 解析 attach to sb.和某人在一起,缠着某人。CA2022-5-293.I didnt speak any French,but a nice

47、 man came to my and told me where to go. A.wayB.aid C.aimD.direction 解析 come to ones aid帮助某人。4.As is known to all,Chinese arts have won the of a lot of people outside China. A.enjoymentB.appreciation C.entertainmentD.success 解析 win the appreciation of.赢得 的赞叹。BB2022-5-295. to climbing the steep mount

48、ains,he had no difficulty reaching the top. A.Accustomed B.To be accustomed C.Having been accustomed D.Accustoming 解析 本题为过去分词短语作状语。A2022-5-296.An idea to me that I might turn to my English teacher for help. A.happenedB.passed C.occurredD.opened 解析 occur to sb.想起，想到。 C2022-5-297.I consider the party

49、until Saturday evening,and it is considered practical. A.putting off;being B.putting off;to be C.to put off;being D.to put off;to be 解析 本题考查consider的两个结构： consider doing sth.考虑做某事；consider sb./sth.to be.认为某人/某物是。B2022-5-298. and out of breath,we reached the top of the mountain and stopped the beauti

50、ful scenery. A.Tiring;to admire B.Being tired;admiring C.Tired;to admire D.Tired;admiring 解析 第一空为形容词作状语，其逻辑主语是 we，故用tired；stop to do sth.停下来去做 某事。C2022-5-299.The theory he sticks to to be of no use to our studies. A.provesB.is proved C.provingD.to be proved 解析 prove在本句中作谓语，且prove无被动 语态。10.You should