高中英语人教版Unit3Computers 同课异构

Book2Unit3Computers导学案Warmingup-Reading第一课时学习目标：通过本单元的学习，使学生了解计算机的发展历程及其在当今社会的广泛应用。鼓励学生用英语表达自己的观点并进行简单的理由阐述和作出决定。教会学生按时间的先后顺序描述一件事。使学生了解和掌握现在完成时的被动语态的用法。5.注意下列词组在文中的应用：acalculatingmachine计算机器ananalyticalmachine分析机atechnologicalrevolution科技革命artificialintelligence人工智能auniversalmachine通用机器theWorldWideWeb万维网语篇解读：I.Firstreading:Readthepassageandfindthetopicsentenceofeachparagraph.Para1:_____________________________________________________________________Para2:_____________________________________________________________________Para3:_____________________________________________________________________II.Secondreading.Readthepassageagainandfinishthetimelinebelow.1642:Computersbeganasa____________machinein_____________.1822:The___________machinewasmadebyCharlesBabbage.1936:Computersgrewrapidlybothin____________andin___________.1940s:Acomputergrewaslargeasa_____________.1960s:Thefirst____________ofcomputerswasconnectedtoeachother.1970s:Computerswereusedin_____________andin______________.Now：Computersconnectpeoplealloverthe____________.III.Thirdreading.Readthewholepassageandfillintheblanks.OvertimeIhavebeenchangedquitealot.Ibeganasa(n)______machinein1642inFrance.Thenin1822Iwasbuiltasa(n)______machine.Myrealfather,AlanTuring,builta(n)“______machine”tosolveany______problemin1936.SinceIwashugeatthattime,peoplethoughtIwas______.Astheyearshave______by,Ihavebeenmadesmallerandsmaller.Thereweretimeswhenmysizewas_______changed.IbecamesmallerandthinnerbutIgotclevererandcleverer.Intheearly1960s,Iwasgivenafamily_______byanetwork.SinceIwasbroughtintopeople’shomes,myfamilyandIhavebeenusedto_______withinformationandcommunicationeachotheraroundtheworld.Ihave______beenbuilttoservethehumanracesincemybirth.IV.Analyzesomeimportantsentences.1.AfterIwasprogrammedbyanoperatorwhousedcardswithholes,Icould"think"logicallyandproduceananswerquickerthananyperson.who引导的是____________从句，在从句中作____________成分2.Atthattimeitwasconsideredatechnologicalrevolutionandthestartofmy“artificialintelligence”.considersb/sth(tobe)/as+adj./n.______________________________________3.In1936myrealfather,AlanTuring,wroteabookabouthowIcouldbemadetoworkasa"universalmachine"tosolveanydifficultmathematicalproblem.AlanTuring在句中作_______________成分makesb.do变为被动语态应为_________________.在此句中，how引导的是____________从句，且how在从句中作___________成分。workas________________第二个todo不定式在句中作_________________.4.Fromthenon,Igrewrapidlybothinsizeandinbrainpower.fromthenon_________________fromnowon:从现在起5.Bythe1940sIhadgrownaslargeasaroom,andIwonderedifIwouldgrowanylarger.if在此句中引导的是____________从句.用来修饰比较级的词有：much,any,rather,even,far,still,alittle,abit,agreatdeal.timemymemoryhasdevelopedsomuchthat,likeanelephant,IneverforgetanythingIhavebeentold!Ihavebeentold在句中修饰anything，作___________，省略了引导词______________.7.ButIwasalwayssolonelystandingtherebymyself,untilintheearly1960stheygavemeafamilyconnectedbyanetwork.standingtherebymyself在句中作___________________.connectedbyanetwork在句中作____________，用来修饰___________.8.Ihavealsobeenputintorobotsandusedtomakemobilephonesaswellashelpwithmedicaloperations.beusedtodosth.______________联系：usedtodo...be/get/becomeusedtodoing...aswellas在句子中引导___________和___________两个并列成分。9.Anyhow,mygoalistoprovidehumanswithalifeofhighquality.toprovidehumanswithalifeofhighquality在句中作___________.providesbwithsth=providesthforsb为某人提供某物10.IamnowtrulyfilledwithhappinessthatIamadevotedfriendandhelperofthehumanrace!that引导的是____________从句.

Book2Unit3Computers导学案Reading第二课时学习目标：①通过学习本单元，使学生了解计算机的发展历程及在当今社会的广泛应用。②鼓励学生用英语表达自己的观点并进行简单的理由阐述和作出决定。③教会学生按时间的先后顺序描述一件事。④使学生了解和掌握现在完成时的被动语态的用法。知识导航：1.课本原句：Inpairsdiscusswhattheyhave_________________.commonadj.常见的;共有的;普通的归纳:①havesomething(nothing/alot/little)incommon(withsb.)(和……)有些(没有/许多/几乎没有)共同之处②incommonwith和…一样；与…相同(在句中作状语)③commonsense/knowledge________________④acommon(anordinary)person普通人Theyarebrothers,buttheyhavenothingincommon.他们是兄弟，但毫无共同之处。_____________________manyotherboys,helikedbaseball.他和其他的男孩一样喜欢棒球。2.课本原句：Astime________________________（随着时间的推移），Iwasmadesmaller.goby①（时间）流逝；（机会等）失去Astimegoesby,myEnglishisbecomingbetterandbetter.Withtime__________,myEnglishisgettingbetterandbetter.随着时间的推移，我的英语越来越好。②走过，经过（某地）Bobhadtogobythepostofficeonhiswaytoschool.鲍勃上学的途中必须经过邮局。③遵循；依照……办事Don’tgobywhathesays.别听他的。联系：gothrough①经历，经受；②仔细检查；③用完，耗尽；④详细研究，仔细琢磨goinfor从事，爱好goon继续；发生；时间流逝goover①+sth.仔细检查.）从一处到另一处3.课本原句：AsaresultItotallychangedmyshape.asaresult结果(在句中作状语)asaresultof(=becauseof)由于…；作为…的结果(介词短语).:Hemadeonebigmistakeand,asaresult,helosthisjob.他犯了个大错，结果丢了工作。Hewaslateforworkasaresultoftheheavysnow.大雪使他上班迟到了。拓展：resultin导致（后加结果）resultfrom由于；因…发生（后加原因）:Theircarelessness___________________failure.他们的粗心最终导致失败Floods_____________________heavyrains.洪水是由大雨造成的。课本原句：Overtimemymemoryhasdevelopedsomuchthat,likeanelephant,IneverforgetanythingIhavebeentold.①so...that…表示“如此…以至于…”，用来引导结果状语从句，常用于以下结构：adj./adv.so+adj.+a/an+单数可数名词+that从句many/much/few/little(少)+名词:Therewere_________________inthestreetthatIcouldn’tgetthrough.路上有如此多的车以至于我过不去。Heissofunnyamanthatwealllikehim.他如此有趣以至于我们都喜欢他。②在so...that结构中，so+adj./adv.放到句首时，主句用部分倒装。Soexcited_______________thatshecouldnotspeak.她是那样的兴奋以至于说不出话来。③sothat连在一起用，可引导结果状语从句（一般不与情态动词连用），也可引导目的状语从句（从句中通常用may,might,can,could等情态动词）。:Weleftearlysothatwecouldcatchthefirstbus.我们很早出发，以便能赶上第一班汽车。Nothingmorewasheardofhim,sothatpeoplethoughtthathewasdead.没有再听到他的消息，以至于人们认为他已经死了。拓展：such…that…表示“如此……以至于”，常用于以下结构：a/an+adj.+单数可数名词such++that从句adj.+不可数名词/复数可数名词5.课本原句：Anyhow,mygoalistoprovidehumanswithalifeofhighquality.anyhow(=anyway)无论如何①尽管；即使这样I’mafraidwecan’tcome,butthanksfortheinvitationanyway.恐怕我们来不了，不过还是感谢邀请。②(转换话题、结束谈话或回到原话题)无论如何；不知怎么地Anyhow,ImustfinishmyEnglishhomeworktoday.(翻译)_______________________________.拓展：somehow(=someway)以某种方式（方法）；不知怎么地alifeofhighquality高质量的生活在本句中of+n.作定语,of+n.可在句中作定语或表语,常用的名词有value,help,use,importance,thesame+n.(age,height,size),high/goodquality.Thetwoboysareofthesameweightandage.

Book2Unit3ComputersLearningaboutlanguageandusinglanguage第三课时语篇解读：thepassagecarefullyandfillinthefileforAndy.Name:____________Appearance:____________________Size:______________Character:_______________________Ability:___________Job:___________________someimportantsentences.1.Personally,Ithinktheteamthatwonfirstplacecheated.that引导的是____________从句，在从句中作_________成分。Inawayourprogrammerislikeourcoach.Sheprogramsuswithallthepossiblemovesshehasseenwhilewatchinghumangames.shehasseen在句中作moves的__________,省略了引导词____________.whilewatchinghumangames为_________,把句子补充完整为：________________________________.3.Afterall,withthehelpofmyelectronicbrainwhichneverforgetsanything,usingmyintelligenceiswhatI’mallabout!withthehelpof_____________which引导的___________从句,在从句中作____________成分。usingmyintelligence在句中作_____________成分。what引导的___________从句,在从句中作____________成分。4.Thismeansthatitshouldcleanthehouse,mopthefloors,cookthedinneranddealwithtelephonecalls.that引导的___________从句。dealwith_____________注意搭配：What...dowith...?How...dealwith...?5.Whenevershecomes,Ihavetolookafterher,andsometimeshelpherwithherhomework.whenever引导的___________从句,此句还可以为______________________________。知识导航：短语：(Page20)①充分利用makegood/fulluseof...②培养对……的兴趣developaninterestin...③还有很长的路要走；还有很大差距havealongwaytogo④对……热衷的/狂热的becrazyaboutsth.⑤对……进行研究doresearchinto/onsth.2.课本原句：(Page21)Thecompanyhasgivenitscomputersawaytoalocalschool.giveaway①赠送，捐赠②颁发（奖品等）③泄露（秘密等）giveinvt.呈上，交上vi.投降；屈服；让步givein(tosb./sth.)giveupvi.投降；认输；放弃vt.停止；放弃giveoutvt.①分发②发出（气味、热、光等）③公布；宣布vi.用完；耗尽giveoffvt.发出；放出（气味、热、光等）3.课本原句：I'masbigasahuman.Infact,Ilooklikeonetoo.one代指a/an+可数名词单数，可有前置定语或后置定语that代指the+可数名词单数/不可数名词，表特指，常有后置定语it指上文中出现的同一名称的同一具体事物。练习：①TheweatherinBeijingiscolderthan________inGuangzhou.②Ilikethishousewithabeautifulgardeninfront,butIdon'thaveenoughmoneytobuy_______.4.课本原句：Personally,Ithinktheteamthatwonfirstplacecheated.personally①亲自②就个人而言③私下地.Heispersonallyinchargeofthework..他亲自负责这项工作。MayIspeaktoyoupersonallyaboutthematter?我可以私下和谈谈这件事吗？拓展：inone’sopinion在某人看来（=inone’sview=accordingtosb）asfarassbbeconcerned就某人而言asfarassbknow据某人所知win/gain/get/take(the)firstplace得第一名come/comeout/finishfirst得第一名5.课本原句：Inawayourprogrammerislikeourcoach.①在某种程度上__________/_____________/_____________②挡道；妨碍inthe/one’sway不挡道；不碍事_________________________③在途中onthe/one’sway(to...)④顺便说；顺便问一下bytheway⑤用这种方法_____________⑥绝不innoway⑦摸索前进________________推开路前进；挤过去pushone’sway强行前进forceone’sway奋勇前进____________________蜿蜒前进windone’sway找到出路；设法到达findone’swayto去；前往_______________让路给……；给……让位makewayfor⑧做……的方式、方法theway______________________6.课本原句：Afterall,______________myelectronicbrainwhichneverforgetsanything,usingmyintelligenceis______________________!afterall①毕竟，终究Don’tloseheart.Afterall,wearenewtothework.别灰心，毕竟我们对这工作没经验。②别忘了（解释或说明理由）Sheshouldhaveofferedtopaysheisamillionaire,afterall.她本应该主动提出付钱别忘了，她是个百万富翁。拓展：inall总共；总计allinall总的来说；总而言之aboveall最重要的是firstofall首先；第一atall根本；全然notatall一点也不；完全不withthehelpof/withone’shelp在某人的帮助下:Iworkedouttheproblemwiththehelpofmyteacher.在老师的帮助下我解决了这个难题。7.watchvt.观看；注视；小心；当心；留意.WatchIdo,thenyoutry.你注意看我的动作，然后试着做。watchover看守；监视watchout(for...)密切注视；当心，提防watch/mindyourstep!走路小心8.What'smore/____________(而且),youcanusetheInternettolearnEnglish.What'sworse更糟糕的是

Book2Unit3Computers导学案答案提示(第一课时)第一课时I.Para1:OvertimeIhavechangedquitealot