高一英语Unit 3 Computers人教实验版知识精讲VIP免费

高一英语Unit3Computers人教实验版【本讲教育信息】一.教学内容：Unit3Computers1.重点单词短语用法讲解2.课文难点句解析二.知识总结与归纳：单元内容简介：学习计算机的发展历史，了解计算机在人类生产生活中发挥的重要作用三.重点讲解与归纳：1.…discusswhattheyhaveincommon.discuss:讨论discusssth.discussdoingsth.discuss+wh从句discuss+疑问词+不定式eg.Wediscussedthelatestnewsovertea.Theydiscussedgivingabigsurprisetoyou.Wearediscussingwhetherweshouldgiveyoutheexam.Theleadersarediscussinghowtodealwiththesituation.n.discussionhaveadiscussion讨论underdiscussion在讨论中incommon:共有，共享（在句中多作状语）common:1）普通的，常见的commonsense常识commonpeople老百姓acommonmistake常见错误2）共有的，公共的commonpoverty公共财产commoninterests公共利益3）incommon共有Thetwomenownthecompanyincommon.4）have…incommon（with）与……共有Theyhavenothingincommonwitheachother.havelittleincommonhavesomethingincommonhavealotincommon5）incommonwith…（=like…）Incommonwithmanyyoungpeople,Ilikemusic.用心爱心专心辨析：common:“普通的，一般的”，符合或具有全体所共有的特征。usual：通常指所熟悉的东西或经常发生的事件的性质。e.g.Todayshecameatherusualtime.ordinary:侧重表示“外表平凡，平平常常，随时可以碰到”，着重平淡无奇。e.g.Heisanordinarylookingman.2.Usesomeofthefollowingexpressionsinyourdiscussion.following:下列的，接着的inthefollowingyear=inthenextyear=intheyearthatfollowsfollow:v.跟随，追随,听从followone’sadvice听从某人的劝告followtheexampleof…以……为榜样expression:表达，表情Herexpressionshowedthatshewasangry.express:v.表达expressoneself3.inmyopinion…以我的看法……inone’sopinion=intheopinionofsb.e.g.Intheopinionofmanypeople,thisisnotagoodplan.haveagood/bad/high/lowopinionof…=thinkwell/badly/highly/lowlyof…4.Ibeganonlyasacalculatingmachinein1642inFrance.calculate:vt.&vi.计算Ihaven’tcalculatethefinalscore.Thecomputercalculatesveryquickly.calculation:n.计算calculator:n.计算器5.IwasbuiltasanAnalyticalMachinebyCharlesBabbage.analytical:分析的analyze:v.分析analysis:n.分析6.Atthattimeitwasatechnologicalrevolution!technologicalrevolution:技术革命technological：adj.技术的technology:n.技术（总称）technique:n.某种技能，技巧7.…andbuilda“universalmachine”tosolveanymathematicalproblem.universal:普遍的，通用的,宇宙的,世界的用心爱心专心Itisauniversaltruth.Englishisauniversallanguage.universe:n.宇宙solve:解决Theboysolvedthedifficultproblembyhimselfatlast.solution:n.8.PeoplethoughtIwassimple-mindeduntiltheydiscoveredIhad“artificialintelligence”.simple-minded:头脑简单的absent-minded心不在焉的open-minded没有偏见的narrow-minded心胸狭窄的single-minded一心一意的strong-minded意志坚强的weak-minded低能的，愚蠢的noble-minded思想高尚的discover：发现辨析：discover:原来存在的东西后来被发现invent:发明原来不存在的东西discovery:n.intelligence：智力high/lowintelligenceintelligent:adj.有智力的，聪明的Adolphinisanintelligentanimal.9.Anyway,let’sgobacktomyhistory.anyway:无论如何（=anyhow）无论怎么样，这件事值得一试。Anyway,itisworthtrying.也许会下雨，但我们无论如何都要去。Itmayrain,butwewillgoanyway.10.Astheyearshavegoneby,Ihavebeenmadesmallerandsmaller.as在这里表示“随着”，是个连词。用with也有这个意思，但要注意with是个介词，后面不能加句子，所以可以表述成withtheyearsgoingby。goby:1）经过，过去（=pass）Timewentbyslowly.Don’tletthegoodchancegoby.2）依据……判断（=judgeby）用心爱心专心Goingbythetrafficrule,thedrivershouldbepunished.拓展...