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,wroteabookabouthowIcouldbemadet...
