2013届高考英语一轮复习课件：第一部分 必修二 UNIT3 COMPUTERS （人教版广东专用）.ppt

1、Unit 3Computers1calculate vt.&vi.计算；考虑；计划calculate on/upon sth.指望或依靠某事物be calculated to do sth.打算或故意做某事be calculated for 适合于运用完成句子(1)他仔细地计算开支。He _ very carefully.(2)我们不能总是指望别人的帮助。We cannot always _.calculated the costscalculate on/upon others help 2signal vi.&vt.发信号n信号signal for 用信号传达(某信息)signal sb.

2、/sth.to do sth.向示意做某事signal with 用发信号a signal of/for sth.的信号运用完成句子(1)宣布的这件事是否预示以后日子越过越好了？Is this announcement _ better times ahead?a signal of/for(2)她举手示意车停下。She _ by raising her hand.(3)潜水艇发出求救的信号。The submarine _.(4)我们可以用手电筒将消息发出去。We can _ by flashing the torch.signaled the car to stopsignaled for

3、help signal the message 3arise vi.(arose,arisen)出现；发生arise from/out of 起因于；由引起运用完成句子(1)误解往往起因于语言问题。Misunderstandings often _ languageproblems.(2)将来可能会出现种种新问题。Various new problems _ in future.arise from/out of may arise 用本单元所学单词及用法完成下列句子1可能会下雨，但无论如何，我都会出去。It may rain,but I shall go out _.2阅读别人的私人信件是违

4、法的。It goes against law to read someones _ letter.3在因特网上，我们可以免费下载和使用很多信息。On the Internet we can _ and use lots of informationfor free.4许多飞船被送入太空去探索太空。Many spaceships were sent into the outer space to _ it.anyhow/anyway personal download explore 5只有这样，你才能实现你的目标。Only in this way can you achieve your _.

5、6你能解决那个问题真是聪明。It was clever of you to _ the problem.7事故往往起因于粗心大意。Accidents often _ carelessness.8古代人们燃烧狼烟来传递外敌入侵的消息。People burnt wolfs dung to send _ aggressionin ancient time.9我帮您计算账单。I will _ your bill for you.goal solve arise from/out of a signal of calculate 1as a result 结果；因此(作插入语)as a result o

6、f 作为的结果with the result that-clause 因此result from 起因于result in 导致运用完成句子(1)他学习很勤奋。因此，他轻易地通过了考试。He worked hard at his study._,he passed the exameasily.(2)大火使得整间房子都受到破坏。The fire _ damage to the whole house.(3)他的病是由于不良食物所致。His illness _ bad food.(4)由于最近销量下降，利润也降低了。Profits have declined _ the recent drop

7、in sales.As a result resulted in resulted from as a result of 2in a way 在某种程度上；从某一点上看in every way 在各方面by the way 顺便说一下all the way 一直；全程on the/ones way to 在去的路上by way of 取道；经由；为了in the way 妨碍(某人)make ones way 前进；成功；有出息no way 没门儿；肯定不in no way 绝不；决不运用完成句子(1)在某种程度上，我同意你的说法。I agree with you _.(2)他一路冲往车站，

8、结果还是错过了火车。He rushed _ to the station,only to miss the train.(3)这艘船乘风破浪前进。The ship _ through the waves.in a way all the way made its way 3deal with 处理；安排；对付；应付；论及；涉及；与打交道have something/nothing to do with 与有关/无关辨析deal with/do withdeal with 和 do with 都可表示“对付；处理”之意，但 dealwith 中的 deal 是不及物动词，常与疑问词 how 连用

9、，how 是 dealwith 的状语；而 do with 中的 do 是及物动词，常与疑问词 what连用，what 是 do 的宾语。运用完成句子(1)我不知道他们如何处理了这个问题。I dont know _ theproblem.(2)与这样的人相处很难。Its difficult to _.(3)他的文章和古埃及有关。His article _ ancientEgypt.how they dealt with/what they did with deal with such a man deals with/has something to do with 4watch over

10、看守；监视；照管watch out(for)当心watch for sb./sth.观察等待某人出现或某事发生watch your back 小心一点watch your step 处处要小心谨慎运用完成句子(1)银行职员已接到要求，要留意伪钞。The staff in the bank were asked to _ forgednotes.watch out for(2)我去游泳，你帮我看一下衣服好吗？Will you _ my clothes while I am having a swim?(3)那只猫在墙上伺机捕捉鸟儿。The cat was on the wall,_.用本单元所学

11、短语及用法完成下列句子1你昨天很有技巧地处理了那个尴尬的局面。You _ the awkward situation very skillfullyyesterday.watch over watching for birds dealt/did with 2笨鸟先飞能弥补先天的不足。An early bird can _ for a lack of intelligence.3随着时间的流逝，汤姆，一个单纯又害羞的男孩，最终成为了我最亲密的朋友之一。Tom,who is simple-minded and shy,finally became one ofmy close friends a

12、s time _.4任何事情都有两面，在某种程度上，失败能帮助他更好地为自己作打算。Everything has two sides._,the failure will helphim to have a better idea of himself.make up went by In a way 5请帮我照看一下小鸟。Please _ the little bird for me.6在拐杖的帮助下他能走得远一点了。He can walk a little farther _ a walking stick.7这个故事太精彩了，以致她爱不释手。The story is _ she cant

13、 stop reading.8自那时起，他就慢慢养成了这个古怪的习惯。He has developed the queer habit gradually _.9全球平均气温在上升，所以极端天气越来越多。The globe average temperature is enhancing._,more extreme climate events are seen.watch over with the help of so wonderful that from then on As a result 原句Over time my memory has developed so much t

14、hat.随着时间的推移，我的记忆能力发展得如此之快以致“so形容词/副词that-clause”句型可以引导表示程度或结果的从句，意为“如此以致”。当位于句首时，主句部分倒装。注意其他表示“如此以致”的句型有：sucha(n)adj.单数可数名词that-clausesuchadj.复数可数名词/不可数名词that-clausesoadj.a(n)单数可数名词that-clauseso many/much/few/little 复数可数名词/不可数名词that-clause精练根据中文提示，完成下列句子(1)这道题这么难，没有一个人能做出来。Its _no one can work it ou

15、t.(2)他是如此聪明，以致能解决书本中所有的困难问题。_ he can work out all the difficultproblems in the book.(3)他们是如此淘气的男孩，以致他们经常犯错误。They are _ they often make mistakes.(4)图书馆的书如此多，以致我们不可能在短时间内看完。There are _ we cant readthem all in a short time.so difficult a problem/such a difficult problem that So clever is he that such n

16、aughty boys that so many books in the library that 运用所学语言基础知识，补充完整下面短文，并背诵之(1)_ (在 的 帮 助 下)science andtechnology,(2)_(人 类)are now living a muchhappier life than before.Take the invention of the computer forexample.It not only helps us (3)_ (解 决)difficultmathematical problems to save time,but we can

17、also(4)_(输 入)any material or information into our computer tocommunicate with our teammates on our business by thenetwork.Besides,it can take the place of us to(5)_With the help of human race solve type deal/do with(处 理)many dangerous situations under the control of theprogrammers.(6)_(在某种程度上),their

18、 advantagesare over humans,and this is why people create some robots withartificial intelligence to help us human beings.However,some people are worried that dangerous problemswill(7)_(从 出 现)any overusage ofhigh-tech.Personally speaking,I disagree with it.(8)_(无论 如 何),the technology can(9)_(弥 补)ours

19、hortcomings and help us do lots of things.If not,why create anddevelop them?In a way arise from Anyhow make up for“模仿朗读”备考指导(四)重读英语的重读现象同样可以分为单词重读和句子重读。单词重读其实就是指重音，这个可以在平时学单词时多加留意，但也可以掌握一些规律，这样即使遇到新单词也可以根据发音规则正确读出来。单词重读的一般规则：实词重读，虚词不重读。(1)名词、动词、数词、形容词、副词是实词，一般要重读。(2)冠词、介词、连词、助动词是虚词，一般不重读。(3)大多数代词不重读

20、，但指示代词和疑问代词要重读。注意：在某些情况下，虚词也可以重读。(1)要特别强调某些虚词时；(2)助动词及 be 动词出现在句首、否定式以及在作简略回答时；(3)介词(to 除外)在句尾时。讨论辩论类作文【谋篇布局】1.开头：提出问题或引出讨论或辩论的主题Recentlywehavehadadiscussion/debateon/about(whether).2.主体：陈述不同观点及其理由表示赞同：agree with,favour the idea,be for the idea,be infavour of,approve of表示反对：dont agree with,be agains

21、t the idea,disagree理由：because,for,they say,saying that,for the reason that3.结尾：表明个人观点Personally,I think.As for me.In my opinion.【实用套语】1.开头：提出问题或引出讨论或辩论的主题(1)We had a discussion about whether it is the only way outfor senior students to go to college.我们就上大学是否是高中生的唯一出路进行了讨论。(2)Recently our class have

22、held a discussion on how to carryout the Citizens Basic Moral Standards and become a successfulyoung man.最近我班就如何实施公民的基本道德规范和做一个有为青年进行了讨论。(3)Recently,in our class there has been a heated discussionabout whether the Beijing Zoo should be moved out of the city.最近我班就北京动物园是否应迁出市区进行了讨论。(4)Im writing to te

23、ll you about a recent discussion our classhave had on whether or not university students should befinancially independent.我写信是要告诉你我班最近就大学生是否应该经济独立进行讨论的情况。注意：有时还会用“Opinions are divided on the question.”之类的过渡句，然后再引出不同观点。2.表示赞同及理由(1)Some of my classmates are in favour of the move.Theysay large crowds o

24、f tourists to the zoo will result in trafficjams.They also say.有的同学赞同迁出。他们认为参观动物园的游客太多会造成交通拥挤。他们还说(2)The minority of the students hold the opinion thatpunishing the passengers helps to reduce traffic accidents andincrease traffic safety.大多数学生持这种观点：惩罚(乘坐酒醉驾车的)乘客有助于减少交通事故和提高交通安全。3表示反对及理由由正及反常用 however

25、,on the other hand 等过渡词。如：(1)60%of the students are against the idea of entrancefee.They believe.有 60%的人反对公园收费，他们认为(2)Nearly 70%of us disagree since it makes us fall into thehabit of dependence,so that we wont form the good habit ofstudying.我们中将近有 70%的人不同意(父母陪读)，因为这会让我们养成依赖习惯，结果将不会形成良好的学习习惯。4.结尾：表明个

26、人观点(1)In my opinion,we can receive a better education at collegeso that we can serve our motherland better.依我看，我们上大学可以接受更好的教育，我们也因此能更好地服务祖国。(2)Personally,I prefer to work in a team,which offers me achance to learn how to get along with others and to share myexperiences with them.就我而言，我宁愿合作学习，因为这会使我有

27、机会学会如何与他人相处和与人分享自己的经历。55%的网民 合理，乘车时主动为老、弱、病、残、孕等乘客让座体现了我国的传统美德，需要继承发扬光大。45%的网民你的观点北京将每月的 22 日定为“让座日(Seat-giving Day)”，并规定在公交车上经常让座的乘客将有机会获得奖励。对此，网民在网上进行了激烈的讨论，大家看法不一。写作内容请根据下表所提供的信息，写一篇英语短文。不合理,是否让座是个人自愿的行为,不应该强迫。写作要求1.只能用 5 个句子表达全部内容；2.短文的开头已经给出，不计入总句数。Beijing named the 22nd of every month as “Seat

28、-givingDay”to encourage passengers on public transport to give theirseats to those in greater need,and those commuters who often doso will get rewarded.This activity arouses different opinions amongnetizens(网民).范文诵读：Beijing amed the 22nd of every month as“Seat-giving Day”to encourage passengers on p

29、ublic transport to give their seats tothose in greater need,and those commuters who often do so willget rewarded.This activity arouses different opinions amongnetizens.(表示赞同及理由)55%of the netizens are for the activitybecause they think,for one thing,it is one of Chinas traditionalvirtues to offer sea

30、ts to the aged,pregnant women,children anddisabled.For another thing,as the capital of China,morepassengers offering seats can leave a good impression on visitorsboth at home and abroad.(表示反对及理由)45%of the netizens,however,object tothe activity,claiming that giving up seats is a matter of willingness,and passengers should not be forced to do so.(表 明 个 人 观 点)As far as Im concerned,this activity issurely of great help to set a better image of Beijing.Through suchan activity,Beijing will see an increasing number of people willingto do so and an improvement of peoples behavior.