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人教版高中英语必修二Unit3Computers语言点教学案含答案1/18Unit3Computers语言点目标认知重点词汇signal，spoil,common,solve,anyhow,type,follow,calculate,arise重点短语Inaway,goby,asaresult,dealwith,afterall,makeup重点句型Itwillbe+时间段+beforeSo/such.....that..Thereare/weretimeswhenTherewasatimewhen...知识讲解重点词汇【高清课堂：词汇精讲B2unit3】signal【原句回放】Forexample,IhavelearnedtosignaltomyteammatesincomputerlanguagetogivemetheballwhenIamopenandhaveagoodshotforagoal.例如，我已经学会使用计算机信号向队友发出信号示意队友把球传给我，当我面前没人防守有机会射一个好球的时候【点拨】signal(v./n./adj.)信号，暗号。1.Vt./Vi.Shesignaled,andthewaiterbroughtthebill.Thewhistlesignaledtheendofthematch.Shesignaledtothechildrentocomeinside.Thebellsignaledthatschoolwasover.Bothsideshavesignaledtheirwillingnesstostartnegotiations.2.n.Whenshegotupfromthetable,itwasobviouslythesignalforustoleave.人教版高中英语必修二Unit3Computers语言点教学案含答案2/18Theopinionpollisaclearsignalofpeople'sdissatisfactionwiththegovernment.Thiswillsendthewrongsignaltopotentialinvestors.TheTVchannelsends/transmitssignalsviasatellitetocablecompanies.Smallantennasareequippedtoreceive/pickupradiosignals.3.Adj.TheuniversityhasdonemethesignalhonourofmakingmeanHonoraryFellow.【拓展】signalachievement/success/failuretogiveasignal发信号spoil【原句回放】Inthatway,myniecewillnotspoilmyfreetimeandIcangooutwithmyfriends.用那种方法，我的侄女就不会搅合我的空闲时间，我可以和朋友一块儿出去。【点拨】spoil(n./v.)溺爱；赃物1.v.spoilt/spoiledThewholeparkisspoiledbylitter.Thenewroadhascompletelyspoiledthecharacterofthevillage.Thebadnewshasspoiltmyday.Don'tspoilyourappetitebyeatingsweetsbetweenmeals.Hismotherandsistersspoilhimrotten(=spoilhimverymuch).Everybodyenjoysbeingspoiledfromtimetotime.Somekindsoffoodsoonspoil.2.n.Thethievesdividedupthespoils.Theytriedtotakemorethanafairshareofthespoilsofvictory.【拓展】spoilheaps煤矸石堆积■common【原句回放】Inpairsdiscusswhattheyhaveincommon.两人一组讨论一下它们有什么相同之处【点拨】monadj.普通的，常见的；共有的，共用的SmithisacommonnameinEngland.英国在Smith是个很普通的名字。人教版高中英语必修二Unit3Computers语言点教学案含答案3/18Agreatinterestinmusicwascommontothem..他们对音乐都有着共同的强烈兴趣。incommon(with)(和……)一样havesth.incommon(with)(与……)有共同之处Theyarebrothers,buttheyhavenothingincommon.他们虽是兄弟，但毫无共同之处。Incommonwithmanypeople,heprefersclassicalmusictopopmusic.和许多人一样，他喜欢古典音乐，而不喜欢流行音乐Incommonwithmanyothergirls,Annelikesdancing.和其他女孩儿一样，安妮喜欢跳舞【拓展】havenothingincommonwith无共同之处havelittleincommonwith几乎无共同之处havesomethingincommonwith有一些共同之处havealotcommonwith有许多共同之处【辨析】common,ordinary,usual与general它们均有“普通的，常见的”的意思。common侧重于“普遍；常见”，指许多事物或人共同具有而常见的性质。Theycantreatmostofthecommondiseases他们可以治疗大部分常见的病ordinary侧重于表示“平常；平凡；无奇特之处”Thatmorninghecameearlierthanusual,foritwasnotanordinaryday.那天早上他起得比平常早，因为那天是一个不寻常的日子。usual指从时间和频度上讲通常发生的事情或一种习惯。TeaisconsideredtobetheusualdrinkofBritishpeople茶被认为是英国人的日常饮料。general表示在大多数人或物中流行并受到关注，还有“总体的，概括的”的意思generalknowledge一般知识solve【原句回放】In1936myrealfather,AlanTuring,wroteabookabouthowIcouldbemadetoworkasa“universalmachine”tosolveanydifficultmathematicalproblem.(L11)1936年我的父亲艾伦。图灵写了一本书，讲述了怎样使我成为一台“通用机器”来解决数学难题。人教版高中英语必修二Unit3Computers语言点教学案含答案4/18universallanguage世界通用语言【点拨】solve.v.解决,解答Thisproblemistoodifficultformetosolve.这个问题太难解决不了He’sgoodatsolvingcrosswordpuzzles他善于解答纵横字谜。Withthehelpofhisfriends,hefinallysolvedtheproblem.在朋友的帮助下，他终于解决了这个问题【拓展】solutionn.解答；解决(办法)asolutiontotheproblem问题的解决方法anyhow【原句回放】Anyhow,mygoalistoprovidehumanswithalifeofhighquality.(L32)不管怎样，我的目标是给人类提供高质量的生活。【点拨】anyhow=anyway不管怎样.Anyhow,it’sworthtrying.不管怎样，这事值得一试。（句首）Itmayrain,butwe’llgoanyhow.也许会下雨，但我们无论如何都要去。（句末）Ishallgoandseehimanyway.不管怎么我都要去看他的。I’mgoingtodoitanyway.无论如何我都会做这件事儿AnywayImustfinishtheworktoday.不管怎样我必须今天完成这项工作Type【原句回放】Theyhaddevelopednewtypeofprogramjustbeforethecompetition他们恰在比赛前研制了一种新程序。【点拨】type.1)n.类型Thisisanewtypeofmachine,withlotsofmetersonit.这是一种新型的机器,上面有许多仪表。2)v.打字你帮我打一下这封信好吗?Willyoupleasetypethisletterforme?【拓展】type:表示各项事物在本类中都是典型的。人教版高中英语必修二Unit3Computers语言点教学案含答案5/18kind:特指在分类中能放在一起的性质相同且相似的一类事物。follow【原句回放】Ifollowedinstructionsfromcardswithholes.我遵照有洞的卡片的要求去做。【点拨】follow.v.跟随；沿着；听懂；遵循；听从followone’sinstructions执行(某人的)指令Followthisroad,andyou'llgetthere.沿着这条路走，你就会到那儿。I'msorryIdon'tquitefollowyou.对不起，我不太明白你的意思youshouldfollowtherulesofthelabwhenyouaredoingexperiment.你们做实验时，就应该遵守实验室的规则Yougofirst,thenI’llfollowyou你先走，我随后就到Ifyoufollowmyadviceandstudyhard,youwillpasstheexam.如果你听从我的劝告而努力学习，你考试就能及格。【拓展】followthecustomsof遵从。。。的习俗withsb.followed某人紧随其后`calculate【原句回放】IbeganasacalculatingmachineinFrancein1642.1642年我在法国诞生时是一台计算机【点拨】calculate.vt.计算，估计Hehasn’tcalculatetheresult.他还没有计算出结果。Thescientistcouldn’tcalculatewhenthespaceshipwouldreachthemoon.这位科学家不能计算出宇宙飞船何时到达月球。Thishugecomputercalculatesveryquickly.这台巨型计算机的计算速度非常快。Didhecalculatethecost?他有没有估计费用？Let’scalculatewhatitwillcost.让我们估计一下那要花多少钱。becalculatedfor打算，为适合。。。而设计calculateon/upon依靠，指望人教版高中英语必修二Unit3Computers语言点教学案含答案6/18【拓展】calculableadj.可估计的，可计算的calculating.adj.有心计的，精明的calculationn计算；估计，推测calculatorn计算器calculatedadj.精心策划的；蓄意的personally【原句回放】Personally,Ithinktheteamthatwonfirstplacecheated我认为赢得第一的那个队作弊了【点拨】personallyadv.就自己而言;就我个人来说Shedidn’tliketheplan,butpersonallyIseenothingwrongwithit.她不喜欢这项计划,但我本人觉得没什么不好的。【拓展】person(n)--personal(adj.)--personally(adv)personn人pe