高考英语一轮复习 Unit 3课件 新人教必修2.ppt

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1、必修 2Unit 3 Computers 2021/8/11 星期三1考点要求考点要求2021/8/11 星期三2写出下列必考单词1.算术题，总数,金额 n._2.(电脑)操作员,接线员 n._3.人造的,假的 adj._4.算盘n._5.侄女,甥女n._6.目标,目的n._7.无论如何,即使如此adv._8.病毒n._9.类型,打字n.&v._10.教练n._11.网络,网状物n._12.革命n._sumoperatorartificialabacusniecegoalanyhowvirustypecoachnetworkrevolution2021/8/11 星期三3.写出下列单词的变化形

2、式1.计算（v.）_；计算器（n.）_；计算（n.）_2.使简化（v.）_；简化（n.）_；简化的（adj.）_3.智力；聪明；智能（n.）_；智能的,聪明的（adj.）_ 4.私人的,个人的（adj.）_；亲自地；就本人而论（adv.）_5.运用,申请（v.）_；运用,申请（n.）_；申请人（n.）_calculatecalculatorcalculationsimplifysimplificationsimplifiedintelligenceintelligentpersonalpersonallyapplyapplicationapplicant2021/8/11 星期三46.金融,财

3、经（n.）_；金融的,财经的（adj.）_7.逻辑,思维方式（n.）_；合逻辑的（adj.）_；合逻辑地（adv.）_；不合逻辑的（adj.）_8.出现（v.）_；出现,外貌（n.）_；消失（v.）_9.探索,探究（v.）_；探索,探究（n.）_；探索的,探究的（adj.）_exploratoryfinancefinanciallogiclogicallogicallyillogicalappearappearancedisappearexploreexploration2021/8/11 星期三5活学活用用所给单词的正确形式填空。1.According to a recent researc

4、h,dolphins are much more _(intelligence)than other animals.2.The _(apply)forms should be _(simplify)to make things simple.3.I can，t see the _ behind your argument.Please make it more _ because anything _ will cause confusion.(logic)4._(person)speaking,it，s worth all the efforts.5.The earth is nothin

5、g but a very small planet in the endless _(universal).2021/8/11 星期三66.Use a _ to _ the cost of the vacation so that we can make a budget by _.(calculate)7.The _(technology)progress is changing our life.答案：1.intelligent 2.application;simplified 3.logic;logical;illogical 4.Personally 5.universe 6.calc

6、ulator;calculate;calculations 7.technological2021/8/11 星期三7 翻译下列必背短语1.在某种程度上 _2.依看；据认为 _3.从时候起 _4.结果 _5.处理；安排；对付 _6.弥补,补足；整理,编造 _7.毕竟 _8.看守,监视 _9.在帮助下 _ in a wayin one，s opinionfrom.onas a resultdeal withmake upafter allwatch overwith the help of2021/8/11 星期三8活学活用根据括号中的解释，从课文中找出恰当的短语完成下列句子。1.The cun

7、ning fox _(to invent a story in order to cheat or entertain sb.)a very moving story about his misfortune.2.You need to think about how to _(to handle;to solve)the problems you accidentally caused.3.He was determined to study hard _(since then)4.I don，t really want to go out._(anyway),it is getting d

8、arker and colder.5._(to some extent),the teachers learn more in the teaching than the students.2021/8/11 星期三9答案：答案：1.made up 2.deal with 3.from then on 4.After all 5.In a waycalculate simplify solve explore download signal type arise mop spoil.单元重点动词2021/8/11 星期三10活学活用用上述动词的适当形式填空。1.With the most di

9、fficult problem _,I went to Qingdao for a good rest.2.I think the process must _ to make things easier and to save our time.3.With so many problems _ unexpectedly,the manager was at a loss about what to do next.4.The team _ the mountain for gold,finding nothing valuable there.2021/8/11 星期三11答案：1.sol

10、ved2.be simplified3.arising 4.explored 5.downloading6.mopping 5.I like _ songs from the net for free although I know it not that good to do so.6.The girl was busy _ the floor when I entered the hall.2021/8/11 星期三12重点句型 Over time my memory has developed so much that,like an elephant,I never forget an

11、ything I have been told.(P18)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。so+adj./adv.+that.如此以致He kept on working so hard that everyone admired him very much.他一直坚持努力工作，以致大家都非常钦佩他。2021/8/11 星期三13活学活用模仿造句。(1)李平跑得如此之快，没人能赶上他。_(2)妈妈太担心了,以致整晚都睡不着。_ 答案：（1）Li Ping ran so fast that nobody could catch up

12、with him.（2）Mother was so worried that she could not fall asleep all night.2021/8/11 星期三14.语篇领悟根据课文Who am I?完成下列短文 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 “think”3 (logic)and produce an answer quicker

13、 than any person.Still later,the“universal machine”is built 4 (solve)mathematical problem,5 made computer huge!6 the years have gone by,computer has been made smaller,quicker 7 cleverer.Later,computers were connected by network and brought 8 common people，s homes to deal with information and help co

14、mmunication 9 people around2021/8/11 星期三15the world.Since 10 birth,computer has always been designed to serve the human race.答案：1.The2.It3.logically4.to solve5.which 6.As7.and8.into9.between10.its2021/8/11 星期三16.考点活用用本单元所学词组、句型翻译下列短文 在科学技术的帮助下，我们人类现在过着比以往更幸福的生活。以电脑发明为例，它不仅帮助我们解决数学难题来节约时间，而且你也能把材料或信息

15、输进电脑通过网络与你的生意伙伴进行交流。另外它可以在程序员的操作下取代我们处理很危险的工作。在某种程度上，他们的优势超过人类的优势，这就是为什么人们创造一些有人工智能的机器人来帮助我们人类的原因。然而，一些人担忧在高科技的滥用中会出现危险的问题。就我个人而言，我不同意这点。不管怎样，这些技术可以弥补我们的不足并且帮我们做很多事情。如果不是这样的话，我们为什么要创造和发展它们呢？_2021/8/11 星期三17答案：With the help of science and technology,we human race are now living a much happier life th

16、an before.Take the invention of the computer for example,it not only helps us solve difficult mathematical problems to save time,but you can also type any material or information into your computer to communicate with your teammates on your business by the network.Besides,it can take the place of us

17、 to deal with many dangerous situations under the control of the programmers.In a way,their advantages are over humans，,and this is why people create some robots with artificial intelligence to help us human beings.2021/8/11 星期三18 However,some people are worried that dangerous problems will arise fr

18、om any over-usage of high-tech.Personally speaking,I disagree with it.Anyhow,the technology can make up our shortcomings and help us do lots of things.If not,why create and develop them?语法：现在完成时的被动结构（详见语法专项复习）2021/8/11 星期三19自主学习自主学习2021/8/11 星期三201.Discuss what they have in common.(P17)讨论他们有什么相同之处。词

19、语拓展common knowledge 人所共知的事实common sense 常识have.in common 与有共同之处in common with 和一样(=like)have little/nothing in common几乎没有什么/没有相同之处2021/8/11 星期三21即学即练A.根据括号中的提示完成下列句子。(1)Don，t relate me to him.We_.(根本不同)(2)It，s not necessary to avoid talking about your relationshipit is_(人尽皆知)already.(3)I suddenly fe

20、lt we _.(有许多相似之处)答案：(1)have nothing in common (2)common knowledge(3)had a lot in common 2021/8/11 星期三22common;ordinary;averagecommon 指全体所共有的，共同的特征，强调常见与普遍。ordinary 指种类普通，强调平淡、平庸、普通的意义。average 通常指达到平均水平，不突出。词语辨析2021/8/11 星期三23即学即练B.选用上述单词填空。(1)Sparrows(麻雀)look quite _ but they are not _at this time o

21、f year.(2)The first time I met her,I thought we，d seen before.She has got that_ face of a neighbour girl.(3)Why are you so impressed with this film？According to me,it，s just _.(4)I was not typing very fast.It was only _.My_ speed is 150 words per minute.答案：(1)ordinary;common (2)common (3)ordinary(4)

22、average;usual2021/8/11 星期三242.Anyhow,my goal is to provide humans with a life of high quality.(P18)不管怎样,我的目标是给人类提供高质量的生活。说出下列各句中anyhow的意思。(1)The water was cold but I took a shower anyhow.（虽然如此）(2)She told me not to buy it,but I bought it anyhow.（随意地）总结归纳anyhow=anyway=in spite of that,意思是“不管怎样,虽然如此”。

23、2021/8/11 星期三253.As time went by,I was made smaller.(P18)除着年月的变迁，我被制造得更小了。即学即练阅读下列句子,说出go by的意思。(1)A car went by(us)at full speed.(2)As time goes by,he loves his mother more.(3)Don，t let the chance go by.(4)He is a man who always goes by the rules.答案：(1)经过 (2)时间流逝,as time goes by/on等于 with time goin

24、g by/on (3)失去机会 (4)根据判断、按行事 2021/8/11 星期三264.As a result I totally changed my shape.(P18)因此，我已经完全改变了我的形状。阅读下列句子，注意total的搭配和意思。(1)There are over 4,000 students in total in our school.(in total意为altogether，in all)(2)Why？The room is in total darkness.(total作形容词，等于complete)(3)The town was totally destro

25、yed after the earthquake.(totally是副词，等于completely)(4)Imports totalled 1.5 billion last year.(total作动词,意思是“共计，总数达”)2021/8/11 星期三27即学即练用total的适当形式完成下列小片段。The company used to have 230 clerks in(1)_ and their income(2)_ 50,000 yuan per year.But last year things changed(3)_and the products could not be s

26、old out.Most of the workers became out of work,which made them in(4)_ despair.答案：(1)total (2)totalled (3)totally (4)total2021/8/11 星期三285.What are the advantages and disadvantages of each form of IT？(P22)每种IT有何优点和缺点？词语拓展have an advantage of有有利条件take advantage of利用,欺骗；占便宜be at an advantage处于优势work/be

27、 to one，s advantage对某人有利2021/8/11 星期三29即学即练翻译下列句子。(1)她受过良好的训练，这是她的优势/有利条件。_(2)我们应该充分利用这里的先进设施来学习。_(3)他利用了她的善良。_ 答案：(1)She had an advantage of a good training.(2)We should take full advantage of the advanced facilities here to learn.(3)He took advantage of her kindness.2021/8/11 星期三306.In this way,I

28、can make up new moves using my“artificial intelligence”.(P23)这样，我就可以利用人工智能编出新的动作。即学即练阅读下列句子,注意make up的意思。(1)It usually takes her an hour to make up every morning before she goes.(2)Our association(协会)is made up of people from all walks of life(各行各业),or people from all walks of life make up our assoc

29、iation.(3)Do not try to make up any excuse(借口).2021/8/11 星期三31(4)She is amazing.She can always make up interesting stories in a short time.(5)You must work hard to make up the lost time.答案：(1)化妆 (2)构成 (3)捏造 (4)编造 (5)弥补 2021/8/11 星期三327.In a way,our programmer is like our coach.(P23)从某种程度上看,我们的程序员就像是

30、我们的教练。词语辨析 in a way;in the way;on the/one，s way(to);by the wayin a way(=in a sense/in one way/in some way）在某种程度上in the/one，s way 挡着某人的道；妨碍某人on the/one，s way to 在（去的）路上by the way 顺便说一下（常用于引出一个较重要的问题）；顺便问一下 2021/8/11 星期三33即学即练用上述词语填空。(1)Knowing that help is _,the exhausted man fell asleep.(2)_,where d

31、id you get this dress？It looks great on you.(3)Failure is _good to one，s development.(4)She，s determined to remove all obstacles(阻碍)_success.(5)As she was about to speed the car,she saw a large cow _.答案：(1)on the/its way (2)By the way (3)in a way (4)on her way to (5)in the way 2021/8/11 星期三34 8.It s

32、hould also watch over my naughty niece.(P24)它(机器人)还应该看管我那淘气的侄女。词语辨析watch out;watch over；watch out for sb；be careful;take care;mind（1）watch out 常用于紧急情况下提醒别人小心，常用于祈使句。（2）watch over 监管,照顾（3）watch out for密切注意；提防（4）be careful 用于提醒某人要小心谨慎，以防可能出现的危险或差错,含有“提防”之意。（5）take care 常用于提醒某人要当心注意身体健康及安全等。可译为“保重”。（6）

33、mind 常用于提醒某人要留意、留心某些危险。2021/8/11 星期三35即学即练选用上述词语填空。(1)_!There is a motorbike speeding here!(2)Would you please_ my luggage when I am away for some water?(3)_ your steps,please.（您走好）(4)_ pickpockets on the bus.(5)You，d better _when you have to work with him,as everybody knows he likes to say ill thin

34、gs about his workmate.2021/8/11 星期三36(6)It，s getting colder and colder.Please _not to catch cold.答案：(1)Watch out (2)watch over (3)Mind (4)Watch out for (5)be careful (6)take care 2021/8/11 星期三379.After all,with the help of my electronic brain which never forgets anything,using my intelligence is wha

35、t I，m all about!(P23)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！词语拓展after all 毕竟，不管怎样above all 最重要的first of all 首先in all总共all in all 总的说来at all根本，究竟2021/8/11 星期三38即学即练选用上述短语填空。(1)_there are only 300 people passing the driving test.(2)Don，t ask him to carry such a heavy box._ he is only a 6-year-old child.(3)I，m

36、 glad to be your English teacher,but _ please allow me to introduce myself to you.(4)He didn，t worry about her _,for he was sure that she could succeed in getting the first prize.2021/8/11 星期三39(5)There are many beautiful sentences in your article and its handwriting is good too._,I，m quite satisfie

37、d with it.(6)_,you must prepare everything you need before the examination.答案：(1)In all (2)After all (3)first of all(4)at all (5)All in all (6)Above all 2021/8/11 星期三40写作步步高写作步步高2021/8/11 星期三41如何写好简单句如何写好简单句(8)1.形容词在句中可以作定语、表语和补语，还可以作状语，具有副词的功能。形容词作状语一般用逗号隔开，根据情况可位于句首、句末，也可位于句中，相当于一个从句。(1)形容词或形容词短语作

38、状语，放在句首，作原因状语。Angry at the girl oversleeping,Mr.Green went down to wake her up.(=Mr.Green went down to wake her up because he was angry with her for oversleeping.)格林先生下去叫醒女孩是因为她睡过了头而惹恼了他。(2)形容词或形容词短语作状语，放在句末，表主语的状态。Crusoe stared at the footprint,full of fear.(=Crusoe stared at the footprint and he w

39、as full of fear.)克鲁索两眼盯着脚印看，满心恐惧。2021/8/11 星期三422.分词作状语在英语中出现频率极高。一方面，使句式多样化;另一方面，使句子更简练。(1)分词短语作状语放在句首，可表原因、时间、条件等。Hearing the sad news,Sandy couldn，t help crying.听到这悲惨的消息,Sandy忍不住哭起来。(分词短语表原因)Given more time,I could do it much better.如果时间更充分,我会做得好得多。(分词短语表条件)(2)分词短语作状语放在句末，可表伴随、结果等。They worked har

40、d together,pushing the bus slowly forward.他们一起用力把车子慢慢向前推。（分词短语表伴随动作）He died early,leaving his wife nothing but grief and debt.他英年早逝，什么也没有留给妻子，除了悲伤和债务。（分词短语表结果）2021/8/11 星期三43活学活用一、用分词短语改写下列句子。1.Zhongshan University was located in Guangzhou,Guangdong province.Zhongshan University was set up by Sun Zh

41、ongshan in 1924.(用过去分词改写)_,Zhongshan University was set up by Sun Zhongshan in 1924.2.She lay in bed and she was awake.She was listening to music.(改为伴随状语)She lay in bed，_.2021/8/11 星期三443.Yang Lan was born in 1968.She began her career as the popular“Zheng Da TV Show”.(用过去分词改写)_,Yang Lan began her ca

42、reer as the popular“Zheng Da TV Show”.4.Li Ming didn，t finish his work,so he was criticized by his teacher.(用分词改写)_,Li Ming was criticized by his teacher.答案：1.Located in Guangzhou,Guangdong province,2.awake,listening to music.3.Born in 1968，4.Not having finished his work,2021/8/11 星期三45二、完成句子。1.They

43、 stayed in the snow for several days,_.(又冷又饿)2._(由于害怕挨骂)，he decided to go to the Internet caf instead of going home after school.3._(爬上山顶),you，ll see the whole city.4.The singer walked out of the hall,_.(后面跟着许多粉丝)答案：1.cold and hungry2.Afraid of being scolded3.Climbing to the top of the mountain4.fol

44、lowed by a lot of fans.2021/8/11 星期三46三、句型转换。1.The house was dark and empty,so it looked very strange to me.(变为简单句)_ 2.The girl was hardworking and careful,and she passed the test.(变为简单句)_3.Mary was worried about her mother,so she couldn，t fall asleep._4.Tom was full of fear when he walked towards t

45、he man._ 2021/8/11 星期三47答案：1.Dark and empty,the house looked very strange to me.2.Hardworking and careful,the girl passed the test.3.Worried about her mother,Mary couldn，t fall asleep.4.Tom walked towards the man,full of fear.Or:Walking towards the man,Tom was full of fear.2021/8/11 星期三48祝祝您您2021/8/11 星期三492021/8/11 星期三50