高三英语一轮复习课件:必修2 Unit 3 课件.ppt

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1、走向高考走向高考 英语英语路漫漫其修远兮路漫漫其修远兮 吾将上下而求索吾将上下而求索人教版人教版(课标卷地区课标卷地区)高考总复习高考总复习 Unit 3Computers 必修二必修二第一部分基础知识聚焦第一部分基础知识聚焦基础知识梳理基础知识梳理 2考点探究演练考点探究演练 3单单 元元 语语 法法 4基础知识巩固基础知识巩固 6课课 时时 作作 业业 7话题作文晨诵话题作文晨诵 1高考真题对接高考真题对接5话题作文晨诵话题作文晨诵1universal adj.普遍的2mobile adj.移动的3virus n病毒4convenience n方便,便利5benefit n利益;好处6ne

2、twork n网络7invention n发明8advantage n优势9operate v操作10download vt.下载11result in 结果是12without limit 无节制地13negative effect 负面影响14follow the fashion 追随时尚(2014青海省西宁五中片区大联考)请观察所给的图画并根据你对该图画的理解写一篇英语短文,内容包括:(1)简要描述图片,并说明该图片所揭露的现象;(2)分析造成该现象的原因(至少两点);(3)提出自己的看法。描述图画As is vividly shown in the picture,a boy is h

3、appy with the fact that he can depend on the Internet to finish tasks without any difficulty.It mirrors a common phenomenon.Nowadays,students tend to make use of the Internet to gain information they need.分析原因There are some reasons accounting for it.To begin with,students find it convenient to surf

4、the Internet for useful information,where problems can be solved with the help of several clicks.Whats more,theres no doubt that the pressure to succeed also causes students to turn to computers for accurate answers.As a result,its likely that students will lose interest in studying,which is not ben

5、eficial to their overall development.个人观点In my opinion,measures must be taken to solve the problem.Firstly,it is vital that students gain confidence in themselves and their abilities while doing tasks.Besides,what teachers and parents should do is encourage students to be creative.Finally,doing task

6、s independently is of great significance.完成句子1There is no doubt that it has many advantages.毫无疑问它有很多优势。2Although lots of people follow the fashion,I still set my heart on its negative effect on our society.尽管很多人追随时尚,我仍然想要说一说它对我们社会的负面影响。3The strength/advantage of the computer is that it can make our

7、life rich and colourful.电脑的优势在于它能够让我们的生活变得丰富多彩。.句型转换1把句和句连为一句话。It mirrors a common phenomenon that nowadays students tend to make use of the Internet to gain information they need.2改写句画线部分。which is of no benefit to their overall development.基础知识梳理基础知识梳理.单词速记A识记单词1_(adj.)人造的;假的2_(vt.)解决;解答3_(n.)金融;财经

8、4_(adj.)(也作anyway)无论如何;即使如此5_(n.)目标;目的;球门;(进球)得分6_(vi.&vt.)发信号(n.)信号artificialsolvefinanceanyhowgoalsignal7_(n.)类型(vt.&vi.)打字8_(vi.)出现;发生9_(n.)性格;特点B联想串记10 _(vt.)简 化 _(adj.)简 单 的 _ adv.仅仅,只11_(n.)工艺;科技;技术_(adj.)科技的typearisecharactersimplifysimplesimplytechnologytechnological12_(n.)智力;聪明;智能_(adj.)智能的

9、;聪明的13_(adj.)私人的;个人的;亲自的_(adv.)就个人而言;亲自_(n.)个性;人格;风云人物;名人14_(adj.)总的;整个的;(n.)总数;合计;(vt.)共计;总计;把加起来_(adv.)完全地;整个地intelligenceintelligentpersonalpersonallypersonalitytotaltotally15_(n.)应用;用途;申请_(v.)应用;涉及;申请_(n.)申请人;求职者16_(vt.&vi.)探索;探测;探究_(n.)探险家;勘探者_(n.)探索17_(adj.)电子的_(n.)电;电学18_(n.)外观;外貌;出现_(vi.)出现a

10、pplicationapplyapplicantexploreexplorerexplorationelectronicelectricityappearanceappear.短语互译1整理;使条理清楚、有序 _2从时起 _3结果 _4如此以至于 _5高质量的 _6时光流逝;顺便拜访 _put.in orderfrom.onas a resultso.that.of high qualitygo by7in a way _8make up _9after all _10with the help of _11deal with _12watch over _在某种程度上弥补;化妆;编造;构成毕

11、竟在的帮助下处理;安排;对付看守;监视.典句析练1before引导时间状语从句,“之后才”I developed very slowly and _(差不多过了两百年才)I was built as an analytical machine by Charles Babbage.【仿写】不久公交车就来了。_2I wondered if.“我想知道”By the 1940s I had grown as large as a room,and _ _(我想知道我是否能够长得更大些)【仿写】我想知道学校是否能够在周围放置更多的垃圾箱。_ more dustbins around.3as引导时间状

12、语从句,“随着”_(随着时间的推移),I was made smaller.【仿写】随着科学技术的迅速发展,谁能预测到将来会有什么样的发明?_,who can predict what inventions there will be in the future?4so.that.引导结果状语从句,“如此以至于”Over time my memory has developed _(如此多以至于),like an elephant,I never forget anything I have been told!【仿写】他如此费力地想把面条夹起来以至于他满头大汗。He is trying _

13、he is sweating a lot.5be to do结构Anyhow,my goal _(给人类提供高质量的生活)【仿写】她的建议将会影响(influence v)他们的决定。Her advice _.答案:1.it took nearly two hundred years before;It was not long before the bus came.2I wondered if I would grow any larger;I wonder if the school could place3As time went by;As science and technolog

14、y develops rapidly4so much that;so hard to pick up the noodles that5is to provide humans with a life of high quality;is to influence their decision.课文缩写语法填空_1_ history of computer began in 1642 in France._2_ was first built only as a calculating machine,and later as an analytical machine that could“

15、think”_3_(logic)and produce an answer _4_(quick)than any person.Still later,the“universal machine”was built _5_ solve mathematical problems,_6_ made computer huge!_7_ the years have gone by,computer has been made smaller,quicker and cleverer.Later,computers _8_(connect)by network and was able to hel

16、p people deal _9_ information and help communication between people around the world.Since its birth,computer has always been _10_(design)to serve the human race.答案:1.The2.It3.logically4.quicker5.to6.which7.As8.were connected9.with10.designed考点探究演练考点探究演练 1calculate v计算;估计;认为必会(1)be calculated to do

17、sth.打算或计划做某事calculate on doing sth.指望或依靠做某事It has been calculated that.据估算(2)calculation n计算,推算calculator n计算器,计算者I calculate that there is something wrong in your calculation.Maybe the calculator is out of order.我觉得你的计算(结果)有问题,可能是计算器出了毛病。This activity _ _ _ attract the attention of ordinary people.

18、这个活动旨在吸引普通人的注意力。_ _ _ _ _ at least 6 cars hit each other in the recent car accident.据估算在最近的那次交通事故中至少有六辆车相撞。答案:is calculated toIt has been calculated that2sum n总数;算术题;金额_ _ _,we had to spend _ _ _ _ money to get it back.概括起来说,我们不得不花一大笔钱才把它弄回来。答案:To sum up;a large sum of必会in sum(to sum up)总而言之a sum of

19、 一笔sum up 概括;总结3anyhow adv.(也作anyway)无论如何;即使如此教材原句Anyhow,my goal is to provide humans with a life of high quality.(P18)不管怎么说,我的目标是给人类提供高质量的生活。必会anyway(anyhow)无论如何,不管怎样somehow 用某种方式;不知怎么地somewhat 稍微;有点Im afraid we cant come,but thanks for the invitation _.恐怕我们来不了,不过还是感谢邀请。He said he didnt know much a

20、bout computers but hed help us _.他说他不太懂电脑,但尽管如此他还是会帮助我们。_,I must be going now.不管怎样,我现在得走了。The book is _ difficult for me.这本书我而言稍微难一些。方法规律anyhow/anyway作让步状语时一般置于句中或句末,其前常有连词but。但如果表示“再说;至少;更何况”之意,作状语对前面的话作补充时,常出现在句首。答案:anyhow/anywayanyhow/anywayAnyhow/Anywaysomewhat4signal vi.&vt.发信号n信号教材原句For exampl

21、e,I have learned to signal to my teammates in computer language to give me the ball when I am open and have a good shot for a goal.(P23)例如,当我启动的时候,我可以用计算机语言向队友示意把球传给我,这样可以有一个漂亮的射门。As soon as he sat down at the table,he _ to the waiter to bring the menu.一在桌边坐下,他就示意侍者拿菜单来。The traffic police _ the driv

22、er _ the car should turn left.交警给司机示意这辆车应该转到左面去。词语辨析signal 指信号、暗号或警告等。sign表示“记号、符号”时,同“symbol”。表示“告示、牌示”时,侧重指用图画、文字表达的告示、图示,此外还可以理解为“迹象、征兆”。If gold prices reach this level,it will be a _ that gold is fundamentally overvalued.如果黄金的价格达到这一水平,那就表明黄金被过高地估价了。There is no _ of rain.没有下雨的迹象。答案:signaledsignal

23、ed;thatsignalsign5arise vi.出现;发生;起身,起床教材原句Then she prepares reliable moves to use if a new situation arises.(P23)接着她准备好了可行的步骤来应对新情况的出现。必会(1)arise作“呈现;出现;发生”之意时,主语多为抽象名词argument/problem/quarrel/question/movement等,多指不好的事情发生。(2)arise from/out of.由而引起;由而产生;从中产生一词多义,观察句子,写出黑体部分的含义。More problems like thos

24、e at the nuclear power plant are certain to arise._Seeing his mother return home,the boy arose from his chair immediately._A number of high buildings have arisen where there was nothing a year ago but ruins._They arose at sunrise to get an early start to the park._Can we begin by discussing matters

25、arising_from/out_of the last meeting?我们是不是可以从讨论上次会议所产生的问题开始?词语辨析原形词性词义过去式 过去分词 现在分词arise(vi.)出现,发生,起因于arosearisenarisingrise(vi.)升起,起立,增长,上升roserisenrisingraise(vt.)举起,唤起,饲养,养育,筹集,招募raised raisedraisingarouse(vt.)唤醒,激起arousedarousedarousingOne of the problems _ _ the present economic situation is th

26、at the price is _ sharply,of course,partly because some illegal businessmen _ it on purpose,which has _ some objection.由当前经济形势产生的问题之一是价格迅速上涨,当然,部分原因是一些不法商贩故意提高价格;这种现象已经引起了一片反对之声。巧学助记形象记忆“升起”答案:发生;出现 起身 出现 起床arising from;rising;raise;aroused1from.on从时起教材原句From then on,I grew rapidly both in size and

27、in brainpower.(P18)从那时起,我个头上和智力上都长得很快。方法规律from.on和since.均表示“从时起”,但谓语的时态容易搞错。请记住:用from.on时,如是指过去时间,谓语要用过去时;如果是from now on,谓语要用将来时。用since时,谓语要用完成时。From then on I _(begin)to learn Japanese.Since then I _(learn)2,000 words.我从那时起开始学日语,已经学习2,000个单词了。答案:began;have learnt2as a result结果教材原句As a result I tota

28、lly changed my shape.(P18)结果我的外形完全改变了。必会(1)as a result of由于,因此without result毫无结果地;无效地(2)result inlead to导致,造成result from(arise from)是由造成的The weather was bad;_ _ _,we had to put off our hiking.天气不好,结果我们不得不推迟徒步旅行。_ _ _ _ these problems,the population fell from 8.2 million in 1841 to 6.6 million in 185

29、1.由于这些问题,人口由1841年的8,200,000减少到1851年的6,600,000。The accident _ _ the death of two passengers.这起事故导致两名乘客丧生。I think his cancer _ _ the overfull tiredness.我认为他是因为过多的劳累而得了癌症。巧学助记越来越多的污染(原因)很多物种正在灭绝(结果)*There is more and more pollution.As a result,many species are dying out.*As a result of more and more po

30、llution,many species are dying out.*More and more pollution has resulted in many species dying out.*The fact that many species are dying out results from more and more pollution.答案:as a result As a result of resulted inresulted from3in a way从某一角度看;在某种程度上(in one way/in some way)教材原句In a way our progr

31、ammer is like our coach.(P23)从某种程度上讲,我们的程序员就好比是我们的教练。必会in the way挡路,挡道in no way一点也不;决不by way of经由,途径on ones way/the way to在路上;即将到来all the way一路上,一直No way!没门!give way to让步,让路方法规律(1)表达“在某种程度上”时,还可用in a sense,to a/some degree及to an/some extent三个短语。(2)in no way置于句首时,主句要用部分倒装。_ _ _ I can see what you mea

32、n,even though I dont share your point of view.尽管我和你看法不一样,但在一定程度上我是能理解你的意思的。Her social life got _ _ _ of her studies.她的社交活动妨碍了她的学习。_ _ _ can theory be separated from practice.理论决不能脱离实践。The storm is _ _ _.暴风雨即将来临。答案:In a wayin the wayIn no wayon the way4deal with处理;安排;对付;论述;谈论教材原句This means that it sh

33、ould clean the house,mop the floors,cook the dinner and deal with telephone calls.(P24)这就意味着它应该打扫房子、拖地、做饭以及接电话。观察句子,写出加黑词的含义。Our study shows for the first time that the way in which we deal with fear is different.()This is life,this is what you are going to face,and this is how you deal with it.()Hi

34、s article deals with many issues we are greatly concerned about.()The lady is hard to deal with.()名师点拨deal with中的deal为不及物动词,常与疑问词how连用,表示“怎么处理/对待”;do with中的do为及物动词,表示“怎么处理/对待”时,常与疑问词what连用。I dont know how they will deal with the problem.I dont know what they will do with the problem.我不知道他们将如何处理这个问题。

35、答案:处理安排涉及;论述对付 5watch over看守;监视;守护;照管教材原句It should also watch over my naughty niece,who comes to my house very often.(P24)它也应该照看我淘气的侄女,她经常来我家。必会watch out(for)警惕或注意;提防watch ones step当心别摔跤keep(a)watch on监视be on the watch for注意;小心;警惕on/off watch在/不在值班方法规律在watch构成的词组中,准确掌握在不同词组中的介词是关键,如什么时候用for、on、over等

36、。_ _ for a tall man in a black hat.注意一个戴黑帽子的身材高大的男人。The police are _(a)close _ _ the activities of those men.警方正密切注意着那些人的活动。You should always be on the watch _ pickpockets.你应该随时注意提防扒手。答案:Watch outkeeping;watch onfor1It took一段时间before从句教材原句I developed very slowly and it took nearly two hundred years

37、before I was built as an analytical machine by Charles Babbage.(P18)我发育缓慢,差不多到了两百年之后,查尔斯巴比奇才把我制成了一台分析机。句式分析该句使用了“It took一段时间before从句(一般过去时)”句型,表示“过了一段时间后才”。在该句型中主句谓语动词也可使用be动词。方法规律It will(not)be时间段before从句(现在时)要过一段时间后才(用不了一段时间就)It was(not)时间段before从句(过去时)过了一段时间后才(没过一段时间就)They walked very slowly and

38、_ they reached their destination.他们走得很慢,差不多两个小时后他们才到达目的地。_ the situation came back to normal.很多年后这种形势才恢复正常。It will be a long time _ he comes back.要过很长时间后他才能回来。It was not long before the second earthquake happened.不久第二次地震就发生了。名师点拨以上句型中若主句为将来时态,从句则用一般现在时态;若主句是一般过去时态或过去完成时态,则从句用一般过去时态。答案:it took nearly

39、 two hours beforeIt took many years beforebefore2so.that.句式教材原句And my memory became so large that even I couldnt believe it.(P18)我的存储量变得如此之大,甚至连我自己都不能相信。句式分析句中so.that.是一个固定句式。that在句中引导一个结果状语从句。方法规律(1)so.that.基本句式:soadj.(adv.)that.soadj.a/an单数名词that.sofew/little(少)/many/muchn.that.(2)such.that.基本句式su

40、ch(adj.)不可数名词that.such(adj.)复数名词that.sucha/anadj.单数名词that.(3)so,such修饰的成分置于句首时,主句常用倒装语序。Keeping a learning diary every day _ I would like to introduce it to you.每天坚持写学习日记是如此重要所以我想把这种学习方法介绍给你们。(2013福建)As a consequence,children _ _ they have no independent thought or creative ideas.结果是孩子对于父母变得如此依赖以至于他

41、们没有独立思考的能力和创造性的想法。She is _ we all like her.She is _ we all like her._ we all like her._ we all like her.她是一个如此聪明的姑娘,我们都喜欢她。答案:is so important thatbecame so reliant on their parents thatso clever a girl that;such a clever girl that;So clever a girl is she that;Such a clever girl is she that单单 元元 语语 法

42、法 现在完成时的被动语态1If you _ been invited to their home,remember to bring a small gift.答案:have考查时态和语态。句意:如果你已经被邀请去他们家的话,记住带一件小礼物。根据句意以及“remember to bring a small gift”可知,此处只能用表示现在完成时的被动语态。2Festivals and celebrations of all kinds have _(hold)everywhere since ancient times.答案:been held 考查动词时态和语态。由“since anci

43、ent times”可知,句子要用现在完成时,又因各种各样的节日和庆典应该是被举行,所以要用现在完成时的被动语态。3In Japan,all students have _(taught)how to prepare for and react to a disaster since a young age.答案:been考查时态和语态。句意:在日本,所有的学生小时候就被教会如何准备和应对灾害。根据语意以及时间状语“since a young age”可知,此处用现在完成时的被动语态。4In the past few centuries,the lighthouses along North

44、Carolinas coast _recognized as signs of safety for travelers at sea.答案:have been考查时态和语态。句意:过去的几个世纪,沿着北卡罗来纳州海岸的灯塔是海上旅行者们公认的安全标志。recognize和the lighthouses是动宾关系,故用被动语态。根据时间状语“In the past few centuries”可知,此处应用现在完成时。5When she returned home,Rose found her computer _ been removed and she was very confused.

45、答案:had 考查时态和语态。分析句子成分可知,remove与computer构成逻辑上的动宾关系,应用被动语态,remove这一动作发生在returned之前,故此处应用过去完成时。高考真题对接高考真题对接1(2014天津改编)We wont start the work until all the preparations have _(make)答案:been made本题考查动词的时态。句意:直到所有的准备工作都做完了,我们才开始工作。根据主句中的关键词语wont start(不会开始)是一般将来时知,until引导的时间状语从句用一般现在时或现在完成时代替将来时。2(2014重庆改编

46、)Youd better write down her phone number before you _(forget)it.答案:forget句意:趁着还没有忘记,你最好把她的电话号码写下来。before本意是“在之前”,在句中引导时间状语从句,根据具体的语境在句中可译为“趁着,以免”,从句中用一般现在时态表示将来的动作。根据语境可知forget为将来的动作,故此处用一般现在时表示将来。3(2013湖北改编)While intelligent people can often _(simple)the complex,a fool is more likely to complicate

47、the simple.答案:simplify根据While可知,前后句是转折关系。句意:聪明的人可以简化复杂的事情,愚蠢的人使简单的事情复杂化。simplify简化。4(2010陕 西 改 编)John thinks it wont be long_he is ready for his new job.答案:before句意:John认为用不了多久他就会为自己的新工作做好准备。It wont be long before.是个固定句型,意为“用不了多久就”。5(2009全国改编)Jenny nearly missed the flight as a result _doing too much shopping.答案:of句意:由于购物太多,珍妮差点误了航班。as a result of“由于的结果”。基础知识巩固基础知识巩固(点此链接)(点此链接)课课 时时 作作 业业(点此链接)(点此链接)

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