2017届高考英语（全国卷地区）一轮总复习课件：必修2 Unit 3《Computers》

　　◇ 短语储存 ◇ 1

　　watch over　看守； 监视； 照看

　　(1)watch out小心；留神；注意(用于提醒、警示)

　　watch out for

　　提防；当心；注视，寻找

　　(2)keep watch

　　站岗；守夜

　　be on the watch (for)

　　提防；警惕；留心

　　返回目录 考 点 互 动 探 究 Unit 3　Computers 【活学活用】

　　(1)The mother was watching over her sick baby most of

　　the time last night.

　　那位母亲昨天晚上大部分时间一直照看着她生病的婴

　　儿。 (2)Keep a close watch __________ any communication

　　to make sure that it doesn't come off as antagonistic.

　　你需要始终注意你的沟通方式，不要表现出敌对。 (3)The police warned holidaymakers to be on the watch

　　_______ car thieves.

　　警方提醒度假者提防偷车贼。 on 返回目录 考 点 互 动 探 究 Unit 3　Computers for (4)____________ when crossing the road, or you may be

　　hit by the car.

　　过马路时要当心，否则会被车撞。

　　(5)________________by guards with guns, the prisoner

　　was taken into the police car.

　　在携枪警卫的监视下，这名犯人被带上了警车。 Watched over 返回目录 考 点 互 动 探 究 Unit 3　Computers Watch out make up　虚构；弥补；形成，组成；(to apply

　　make­up to one's face to appear prettier)化妆；(to come to terms)讲和，和好；凑数

　　be made up of由……组成(＝consist of)

　　make up for

　　偿还，赔偿，弥补

　　make for

　　走向，有利于；冲向

　　make out

　　辨认出；填写；理解 返回目录 考 点 互 动 探 究 Unit 3　Computers 【活学活用】

　　(1)[2017 • 浙江卷 • 阅读A] The writer makes up the two stories of Mr Fielder and Mr Plowright in order to

　　explain the origin of advertising.

　　作者编了菲尔德先生和普洛赖特先生的故事是为了解

　　释广告的起源。(编造) (2)Somehow the company has got to make up all the

　　time we've lost through illness.

　　不管怎样，公司必须想办法把我们因病而损失的时间

　　全补上。(弥补，偿还) 返回目录 考 点 互 动 探 究 Unit 3　Computers (3)It may take quite a long time before an actor is

　　properly made up for a part.

　　一个演员妥帖地化装成一个角色也许需要很长的时间。

　　(化妆，打扮) (4)The quarrel was only about a trivial matter, but it was

　　years before they made it up.

　　争吵只是为了一件小事，但是过了多年他们才言归于

　　好。(讲和) 返回目录 考 点 互 动 探 究 Unit 3　Computers (5)用make短语的适当形式填空。 ①He tried to __________all the trouble he had caused. ②The poem is so complicated that I cannot __________ its meaning. ③When they received the warning of the typhoon, the fishing boats speedily __________the bay. 返回目录 考 点 互 动 探 究 Unit 3　Computers make up for make out made for 3

　　deal with　处理；对付

　　do with

　　处理；对付；安排

　　handle sth

　　处理某事

　　【易混辨析】

　　deal with与do with

　　返回目录 考 点 互 动 探 究 deal with

　　表示“处理，对付；关于，论及；与某人相处，打交道”，常与how连用。

　　do with

　　表示“处理，安排”，常与 what 连用。

　　Unit 3　Computers 【活学活用】

　　(1)[2015·浙江卷·阅读D] At the beginning, when

　　friends offered to take her(Misty's) through her paces,

　　I declined because I knew they had their own

　　households to deal with.

　　刚开始，当朋友们主动提出帮忙遛狗(Misty)时，我

　　拒绝了，因为我知道她们也有自己的家务要处理。 (2)The children didn't know ____________ to do with

　　themselves as Christmas drew near.

　　随着圣诞节临近，孩子们坐立不安了。 返回目录 考 点 互 动 探 究 Unit 3　Computers what (3)[2017·新课标全国卷Ⅱ·阅读B] Although serious

　　problems still remain and need

　　_______________________， the world is a safer and

　　healthier place.

　　尽管还遗留严重的问题需要解决，这个世界还是一个更安全、更健康的地方。 返回目录 考 点 互 动 探 究 to be dealt with/dealing with Unit 3　Computers (4)指出句中deal with的含义。 ①There are too many difficulties for us to deal with.________ ②He has learnt to deal properly with all kinds of complicated situations. ________ ③Deal with a man as he deals with you. ________ ④This is a book dealing with Asian problems.

　　______________ ⑤They have learnt to deal with various persons._______________ 返回目录 考 点 互 动 探 究 关于；论及 应付 对付 处理 Unit 3　Computers 与……打交道

　　4

　　as a result　结果

　　(1)as a result of 由于；因为

　　(2)result

　　n．结果 vi. 发生，产生

　　result from

　　由……造成

　　result in

　　导致；造成 返回目录 考 点 互 动 探 究 Unit 3　Computers 【活学活用】 (1)[2015·陕西卷·阅读C] Full­sun coffee growers

　　destroy this forest home. As a result，many species are

　　quickly dying out.

　　全日照咖啡种植者破坏了这片森林家园。结果，很多

　　物种很快就要灭绝了。 (2)[2015·安徽卷·阅读C] According to Sparrow, we

　　are not becoming people with poor memories

　　__________ the Internet.

　　据Sparrow所说，我们并不是因为互联网而变成了记忆

　　力差的人。 返回目录 考 点 互 动 探 究 Unit 3　Computers as a result of (3)He was late as a result of the traffic jam.

　　＝There was a traffic jam.______________，he was late.

　　由于交通堵塞，他迟到了。 (4)We all believed that his failure resulted __________

　　not working hard enough.

　　＝We all believed that his not working hard enough

　　resulted ____________ his failure.

　　我们都认为他的失败是工作不够努力造成的。 返回目录 考 点 互 动 探 究 As a result 　 in from 　 Unit 3　Computers ◇ 句型透视 ◇ I developed very slowly and it took nearly two hundred years before I was built as an analytical machine by Charles Babbage.

　　我发育非常缓慢，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。

　　句型公式　

　　It took/was＋一段时间＋before从句　……之后才……

　　返回目录 考 点 互 动 探 究 Unit 3　Computers

　　【句式点拨】 本句型中，before引导时间状语从句，意为“在……之 前”。 before 引导时间状语从句时，用以表示从句动 作发生之前的时间，译法灵活。 返回目录 考 点 互 动 探 究 Unit 3　Computers 【相关拓展】

　　(1)强调从句动作发生在主句之前，意为“不等……

　　就……”。 (2)在“It＋be＋时间段＋before从句”中，意为“……

　　之后才……”。 (3)在“It＋be＋否定形式＋long＋before从句”中，意

　　为“……不久就……”。 (4)在特定的情景中，意为“趁着……”。 (5)hardly…before/when…意为“刚……就……”。 返回目录 考 点 互 动 探 究 Unit 3　Computers 【活学活用】 (1)[2015·重庆卷·单项填空] If you miss this chance, it

　　may be years before you get another one. 如果你错过这个机会，可能要数年后你才会遇到类似的机会。 (2)[2015·北京卷·阅读A] Before he knew it, Nicholas

　　was lost, all alone!

　　他还未弄明白怎么回事，尼古拉斯就迷路了，变成了

　　独自一人！ (3)[2015·天津卷·单项填空] We need to get to the root

　　of the problem____________ we can solve it.

　　在我们解决问题之前，我们需要找到问题的根源。 before 返回目录 考 点 互 动 探 究 Unit 3　Computers As time went by，I was made smaller.随着时间的流逝，我被做得更小了。

　　句型公式　

　　as time went by＝with time going by 随着时间的流逝 返回目录 考 点 互 动 探 究 Unit 3　Computers

　　【句式点拨】

　　as在此句中用作连词，意为“随着”，引导时间状语从 句。介词with也有此意，但with是介词，后接名词或代词， 构成with短语或with复合结构。

　　【活学活用】

　　(1)[2015·四川卷·完形] As the months went by, the

　　rabbits saw that I was no threat and didn't escape.

　　几个月过去了，兔子们看出来我对它们没有威胁，也

　　不再逃走了。 返回目录 考 点 互 动 探 究 Unit 3　Computers (2)As our lives improve(＝With our lives improving)，we

　　find little time to gather with our friends.

　　随着我们生活水平的提高，我们和朋友的聚会时间变少了。 (3)[2015·陕西卷·完形] __________ time (going on)，an

　　uncomfortable silence grew between us.

　　随着时间的流逝，一种不安的沉默在我们之间滋长。

　　返回目录 考 点 互 动 探 究 With Unit 3　Computers Ⅰ.单句填空 1．With many problems ____________(arise),

　　he didn't know what to do next. 2．The students are looking forward to having an opportunity ____________(explore) society for real­life experience. 3．It is estimated that by the time of 2060, the smart watch ____________(grow) so small that we hardly see it. 4．Mr Thomas, with the help of ____________I have made great progress in my English, is highly thought of by us students. 跟 踪 验 收 训 练 返回目录 Unit 3　Computers arising to explore will have grown whom 步 步 跟 踪 验 收

　　5．_____________________(solve) the problem, the manager together with two workers went back to work immediately. 6．With global warming becoming more and more serious, it won't be long ____________some coastal cities disappear. 7．At the sight of his ____________(appear) on the stage, the hall rang with thunderous applause. 返回目录 Unit 3　Computers Having solved/To solve before appearance 步 步 跟 踪 验 收

　　8．There is another kind of beauty that has nothing to do with ____________(appear), but comes from the heart. 9．—You visited the man who saved your son yesterday?

　　—Yes. I wanted to express my thanks to him __________(person)． 10．She was so weak __________ she was out of breath after walking for only a few minutes. 返回目录 Unit 3　Computers appearance personally that 步 步 跟 踪 验 收

　　Ⅱ.单句改错 1．With time goes by, she has forgotten about the terrible experience. 　 _____________________________________________ 　 2．With everything he had missing, he was totally hopeful and killed himself. 　 _____________________________________________ 　 3．They have much in common. They are on good terms with each other, though.

　　_____________________________________________ 返回目录 Unit 3　Computers With改为As hopeful改为hopeless much改为 little/nothing 步 步 跟 踪 验 收

　　4．It took him several days since he made a start on writing out the play. 　 _____________________________________________ 　 5．All of us are pleased to see the problem solve so quickly. 　 _____________________________________________ 　 6．Though in fact he got in a way, there was no doubt that he had meant to offer help.

　　_____________________________________________ 返回目录 Unit 3　Computers since改为before solve改为solved a改为the 步 步 跟 踪 验 收

　　7．As is shown in the chart, the number of traffic accidents arises from drunk driving makes up 20 per cent of the total. 　 _____________________________________________ 　 8．I have no way yet as to what to deal with such a complicated situation.

　　_____________________________________________ 返回目录 Unit 3　Computers arises改为arising what改为how 步 步 跟 踪 验 收

　　9．John returned with two workers, under whose help we finally got the car out of the mud. 　 _____________________________________________ 　 10．They stood there and opened their eyes wide, watched over what was happening.

　　_____________________________________________ 返回目录 Unit 3　Computers under改为with watched改为watching

　　步 步 跟 踪 验 收

　　Unit 3　Computers 佳 作 晨 读 赏 析

　　基 础 自 主 梳 理 考 点 互 动 探 究 步 步 跟 踪 验 收练 返回目录 Unit 3　Computers

　　随着智能手机的普及和现代技术的发展，人们会在 节日或他们的好友及家人过生日的时候，通过微信发送红 包的方式来向他们的好友及家人表达他们的祝福，尤其是 对那些在远方的好友或家人。请写一篇短文来谈谈你的看 法。

　　参考词汇：微信WeChat, 红包red envelope 佳 作 晨 读 赏 析

　　返回目录 ——

　　精 彩 美 文

　　——

　　With the popularity of smart phones and the development of modern technology, people will choose to send red envelopes through WeChat to their close friends or family members to express their best wishes when their family members or friends will have their birthdays or be at festivals, especially some faraway ones.

　　Compared with expressing their best wishes in person, expressing their best ones online have many advantages.

　　Firstly, it's more convenient and quicker to send and receive them as well, without being limited by time and space.

　　返回目录 佳 作 晨 读 赏 析

　　Unit 3　Computers

　　Secondly, they can also express their best wishes in words and pictures and so on, which is more interesting and lively. Most importantly, it also can save people much time especially in such a busy society.

　　In my opinion, I like this kind of wishes. I have to say it is just the Internet that is making our life more colourful and comfortable. 返回目录 佳 作 晨 读 赏 析

　　Unit 3　Computers ——

　　名 师 点 睛

　　—— 　

　　1．文章体裁：议论文。

　　2．行文逻辑：描述现象→发表议论→个人看法。

　　3．词汇短语：运用了较高级的词汇和短语。如：compared with(和……相比较)，convenient (方便的)，most importantly(最重要的是……)，in my opinion(以我之见)，comfortable(舒适的)等。 返回目录 佳 作 晨 读 赏 析

　　Unit 3　Computers 4．句式句法：运用了多样化的句式结构。如：①状语从句：when their family members or friends will have their birthdays…；②形式主语：it's more convenient and quicker to send and receive them…；③定语从句：which is more interesting and lively；④强调句型：…it is just the Internet that is making our life more colourful and comfortable等。 返回目录 佳 作 晨 读 赏 析

　　Unit 3　Computers Ⅰ.单词荟萃 1．arise vi. 出现；发生→________ (过去式)→______ (过去分词) 2．___________n．工艺；科技；技术→technological adj.科技的→___________n．技术；技巧 3．___________n．智力；聪明；智能→___________adj.智能的；聪明的 4．________n．真实；现实；事实→________vt.实现→________adj.真实的→________adv.真正地 5．___________n．应用；用途；申请→__________v．申请；适应→____________n．申请人 really intelligent arose applicant technique 基 础 自 主 梳 理 返回目录 arisen

　　technology intelligence real realize reality apply application Unit 3　Computers 6．________n．金融；财经→___________adj.金融的 7．____________n．外观；外貌；出现→________vi.表面看起来；出现 8．________vt.计算→calculation n．计算→______________n．计算器 9．________vt.简化→________adj.简单的→________adv.简朴地；朴素地 10．________vt.解决；解答→ __________ n．解决办法 11．________vt. & vi.探险→___________n．探险→____________n．探险者 12．________adj.普遍的；通用的；宇宙的→__________adv.共同地→________n．宇宙

　　appear financial simple simply　 calculator 返回目录 基 础 自 主 梳 理 finance appearance calculate simplify universe exploration solve solution explorer explore universally universal Unit 3　Computers Ⅱ.短语检测 1．从……时起　

　　____________________ 2．在某种程度上

　　____________________

　　3．处理，对付

　　____________________

　　4．结果

　　____________________

　　5．毕竟，终究

　　____________________

　　6．监视，看守

　　____________________

　　7．在……的帮助下 ____________________ 8．经过

　　____________________

　　from…on in a way deal with after all as a result

　　watch over with the help of go by 返回目录 基 础 自 主 梳 理 Unit 3　Computers Ⅲ.佳句再现 1．I developed very slowly and it took nearly two hundred years _________I was built as an analytical machine by Charles Babbage.

　　我发育非常缓慢，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。 2．________，time went by I was made smaller.

　　随着时间的流逝，我被做得更小了。 before As 返回目录 基 础 自 主 梳 理 Unit 3　Computers 3．Over time my memory has developed so much ________， like an elephant, I never forget anything I have been told!

　　随着时间的推移，我的记忆能力发展得如此之快，就像一头大象一样，我从来不会忘记告诉我的任何事情！ 4．After all, ________________ my electronic brain which never forgets anything, using intelligence is what I'm all about!

　　不管怎样，在我过目不忘的电子脑的帮助下，运用智能就是我的一切！

　　that with the help of 返回目录 基 础 自 主 梳 理 Unit 3　Computers 5．Anyhow, my goal is to provide humans with a life ________________．

　　不管怎样，我的目标是给人类提供高质量的生活。 of high quality 返回目录 基 础 自 主 梳 理 Unit 3　Computers Ⅳ.课文回顾

　　As we all know, computers are playing a more and more

　　important part in our daily life. 1.________，can you

　　imagine what the 2.________ (origin) computers looked

　　like? At the beginning, a computer 3.________ (make)

　　almost the size of a large room. 4.________ time going by,

　　computers have been made smaller and smaller. Especially

　　after 5.________ (equip) with new transistors, computers

　　6.________ (total) changed in size. However 返回目录 基 础 自 主 梳 理 Unit 3　Computers original was made With equipped totally Later, computers 7.______________ (connect) by a network,

　　with 8.________ people can share information with each

　　Other and even communicate with each other. Since then,

　　computers 9.________ (come) into millions of homes， which makes people's lives easier and

　　10.___________________(comfort). were connected which 返回目录 基 础 自 主 梳 理 Unit 3　Computers have come more comfortable ◇ 单词点睛 ◇ 1

　　anyhow　adv. (＝anyway)无论如何；反正；尽

　　管；即使这样(用于转移话题、结束谈话或回到原话题)

　　somehow adv.　以某种方式；用某种方法；从

　　某种角度

　　somehow or other

　　设法；想办法；不知为什么

　　somewhat adv.

　　有点儿，稍微

　　考 点 互 动 探 究 返回目录 Unit 3　Computers 【 温馨提示 】

　　(1)anyhow“无论如何，不管怎样”，作此意讲时，

　　anyhow和anyway一样，都用作让步状语，一般置

　　于句中(其前常有连词but)或句末。

　　(2)anyhow“况且，更何况，再说，至少”，作此意讲

　　时，可用作状语，对前面的话进行补充，给出一个

　　令人信服的理由，此时anyhow常出现在句首或最后

　　的分句之首，而不出现在句末。

　　(3)anyhow“胡乱地，随意地”，作此意讲时，anyhow

　　不可与anyway互换。 返回目录 考 点 互 动 探 究 Unit 3　Computers 【活学活用】

　　(1)[2017•广东卷•阅读B] …but thinking that way does

　　you no good，and there's a huge chance that you're

　　wrong anyway.

　　……但是那样想对你毫无好处，并且不管怎么说，

　　你很有可能是错的。

　　(2)He explained ___________ unconvincingly that the

　　company was paying for everything.

　　他解释说公司会支付一切费用，这有点儿令人不能

　　信服。

　　somewhat 返回目录 考 点 互 动 探 究 Unit 3　Computers

　　(3)He told me not to buy it, but I bought it

　　________________.

　　他告诉我不要买它，但不管怎样，我还是买了。

　　(4)Somehow ____________ other their faces seemed

　　different from those of ordinary men, however brave

　　and faithful.

　　不知为什么，他们的脸色似乎与一般人的脸色不同，

　　然而显得勇敢和忠诚。

　　or 返回目录 考 点 互 动 探 究 anyhow/anyway Unit 3　Computers 2

　　arise　vi. (arose, arisen)出现；发生；起身；起床；

　　上升

　　arise from/out of由……而引起；从……中产生 【温馨提示】

　　arise为不及物动词，没有被动语态。arise 作“发生；出现”讲时，主语多为抽象名词，如argument，problem，quarrel，question等。

　　返回目录 考 点 互 动 探 究 Unit 3　Computers 【易混辨析】

　　arise, arouse，rise与raise

　　返回目录 考 点 互 动 探 究

　　原　形

　　过去式

　　过去分词

　　v.­ing

　　含义

　　arise (vi.)

　　arose

　　arisen

　　arising 在现代英语中主要用于借喻，指“出现，发生，产生”。

　　arouse (vt.)

　　aroused

　　aroused

　　arousing 指“唤醒，激起”， 后常跟抽象名词。 Unit 3　Computers

　　返回目录 考 点 互 动 探 究

　　原　形

　　过去式

　　过去分词

　　v.­ing

　　含义

　　rise (vi.)

　　rose

　　risen

　　rising 使用范围较广，指“升起，上升，增长”，也可指“起立，起床，地位升高”等。

　　raise(vt.)

　　raised

　　raised

　　raising 用在句中，后面需跟宾语。一般指“升起，举起，增加(程度、价格等)；提高(音量)；提出；种植(农作物)；养育；抚育(子女)”。 Unit 3　Computers 【活学活用】

　　(1)When I arose from the chair, my father and Eleanor’s

　　father were in deep conversation.当我从椅子上站起

　　来时，我父亲和埃莉诺的父亲谈兴正浓。 (2)写出各句中arise的含义。 ①Unexpected difficulties arose in the course of their

　　experiment________ ②Mistakes often arise from carelessness.

　　______________ ③A curl of smoke is arising out of the

　　chimney.________ 上升 返回目录 考 点 互 动 探 究 由……而引起　 出现 Unit 3　Computers ④They arose at sunrise to get an early start to the

　　park.________ ⑤Seeing their teacher come into the classroom, all the

　　students arose from the chairs.________ (3)用rise，arise，raise或arouse的适当形式填空。 ①The sun ________ in the east and sets in the west. ②We should always keep in mind that

　　accidents________from carelessness while driving. ③After the war the standard of living was

　　________rapidly. ④This book ________ my interest in politics. 起床　 返回目录 考 点 互 动 探 究 起身 arouses raised arise rises Unit 3　Computers 3

　　signal　vi.& vt. 发信号 n. 信号

　　(1)a danger/warning signal　危险/警告信号

　　traffic signals

　　交通信号

　　a stop signal

　　停车信号

　　(2)signal (to) sb to do sth

　　示意某人做某事

　　signal to sb

　　向某人示意

　　signal (sb) that…

　　示意(某人)……

　　返回目录 考 点 互 动 探 究 Unit 3　Computers 【易混辨析】

　　symbol，sign与signal

　　三者均含“标志，象征，符号”之意。 (1)symbol指用作象征或表达某种意蕴的特殊事物。 (2)sign是普通用词，指人们公认的事物的记号，也可

　　指某种情况的征兆。 (3)signal指为某一目的而有意发出的信号。

　　返回目录 考 点 互 动 探 究 Unit 3　Computers 【活学活用】

　　(1)[2015·湖北卷·多项选择] In order not to be heard,

　　she pointed her finger upwards to signal that

　　someone was moving about upstairs.

　　为了不被人听见，她用手指向上指了一下，以表明

　　楼上有人在走动。 (2)He telephoned the lawyer and again got a busy signal.

　　他打电话给律师，但还是听到占线的信号。 返回目录 考 点 互 动 探 究 Unit 3　Computers (3)The policeman signalled the driver __________(stop)

　　his car by raising his hand.

　　警察举手示意司机停车。 (4)He stood up, ________________ to the police officer

　　that he had finished with his client.

　　他站起身，向警察示意他和他的当事人已经谈完了。

　　to stop 返回目录 考 点 互 动 探 究 signalling Unit 3　Computers (5)用symbol，sign或signal的适当形式填空。 ①His face and movements rarely betrayed a ________ of nerves.

　　②In our class，when the bell rang and the teacher closed his book，it was a ________for everyone to stand up.

　　③I frequently use sunflowers as ________ of strength. 返回目录 考 点 互 动 探 究 symbols signal　 sign Unit 3　Computers 4

　　calculate　v. (make a mathematical calculation)计 算；核算；(predict in advance)预测；推测

　　(1)be calculated to do sth(＝be intended or designed to

　　do sth)

　　打算做、故意做、可能做某事 (2)calculate on sth/doing sth (＝depend or rely on sth)

　　指望或依靠某事物/做某事

　　It has been calculated that…

　　据估算…… (3)calculation

　　n.

　　计算，推算

　　calculator

　　n.

　　计算器，计算者 返回目录 考 点 互 动 探 究 Unit 3　Computers 【活学活用】

　　(1)[2015·四川卷·阅读E] They calculated that rolling

　　the block required about as much force as moving it

　　Along a slippery(滑的) path.

　　他们计算出滚动石块所需的力和沿着光滑的路面移

　　动所需的力一样大。 (2)We can't _______________________ having good

　　weather for the barbecue.

　　我们不能指望着(有)好天气才去烧烤。 返回目录 考 点 互 动 探 究 Unit 3　Computers calculate/depend/rely on (3)By his____________， it could save airlines

　　hundreds of millions of dollars a year.

　　经过他的测算，这种方法可以为航空公司每年节约数亿美元的开销。 (4)This kind of computer is calculated

　　__________(serve) the office work.

　　这种计算机是为服务于办公室工作而设计的。 calculation 返回目录 考 点 互 动 探 究 to serve Unit 3　Computers