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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…)IncommonwithmanyyoungpeopleIlikemusic.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.Intheopinionofmanypeoplethisisnotagoodplan.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techno