高中英语 Unit3 Computers教案 新人教版必修2-新人教版高一必修2英语教案VIP免费

Unit3Computers教学目的和要求（Teachingaimsanddemands）类别课程标准要求掌握的项目话题Informationtechnology；historyandbasicknowledgeofcomputersrobots词汇calculatecalculatorPCnotebookcommonanalyticalsimplesimple-mindedtechnologytechnologicalrevolutionuniversalmathematicalartificialintelligenceanywaytotallynetworktrulyracebirthITadvantagedisadvantagetypedisagreechoicematerialpersonallycreatecoachmovearisebrainmopwander词组、短语incommoninone’sopiniongobyso...that...dealwithhumanraceinawaymakeupwiththehelpofafterallwatchover功能1.做出决定（Makingdecisions）Ithinkthat...Inmyopinion...Ibelievethat...Let’smakeourdecision.I’vedecidedthat...2.推理（Reasoning）Theadvantage/disadvantageis...What’syourreason?Whydoyouthinkso?Ithinkthisoneisbetterbecause...Idon’tlikethisonebecause...语法现在完成时的被动语态结构和用法Ihavebeenmadesmallerandsmaller.Ihavebeenusedbymillionsofpeople.Ihavetrulybeenbuilttohelpthehumanrace.随堂练习1、Gooverthestoryanddiscusswithyourpartnerwhothespeakerisinthisstory.Nowwritedownthreesentencesfromthestorytosupportyouridea.Itisacomputerbecauseitdescribes：ItselfastheanalyticalmachinedesignedbyCharlesBabbage（whichwasthefirstdesignofacomputer）.Thenin1822IwasbuiltasanAnalyticalMachinebyCharlesBabbage.AlanTuringasitsrealfather（andhedesignedthefirstrealcomputer）.“MyrealfatherwasAlanTuring...”Havingartificialintelligence（whichonlycomputershave）.Peoplehavenaturalintelligence.“However,peoplethoughtIwassimple-mindeduntiltheydiscoveredIhad‘artificialintelligence’.”2、Lookatthetimelinebelow.Fillintheblankswithinformationfromthereadingabove.Timeline1642：Thecomputerbeganasacalculatingmachine.1822：TheAnalyticalMachinewasmadebyCharlesBabbage.1936：AlanTuringwroteabooktodescribehowcomputerscouldbemade.1960s：Computershadnewtransistorsandbecamesmaller.1960s：Thefirstfamilyofcomputerswasconnectedtoeachother.1970s：Computerswerebroughtintopeople’shomes.Now：Computersconnectpeopleallovertheworldtogether.课堂笔记1、Iknowthissoundsverysimple,butatthattimeitwasatechnologicalrevolution.我知道这听起来很简单，但是在那个时候这却是一项技术革命。sound+形容词，意为“听起来如何”，soundlike+名词，是“听起来像……”的意思。①Itsoundslikeatrain.Let’shurry.（atrain可数名词，注意冠词）快点，这听起来好像是火车的声音。②Itsoundslikewater.Didn’tyouturnoffthetape?（water，不可数名词）听起来好像是水的声音，难道你没有关水龙头？③Whathesaidsoundedreasonable.他说的话听起来好像有道理。2、MyrealfatherwasAlanTuringwhoin1936wroteabooktodescribehowcomputerscouldbemadetoworkandbuilta“universalmachine”tosolveanymathematicalproblem.我真正的父亲是艾伦·图林，他1936年曾写过一本书，书中描写了使计算机工作的方法，并且他还制作了一台“通用机器”来解决数学问题。这是一个定语从句，它属于A句型。①NoonecouldrecognizemeafterIgotmynewtransistorsinthe1960s.20世纪60年代我有了新的晶体管之后，就没有人能认出我了。关于“在某年、某月、某年代”的表达：in1960=intheyear1960在1960年inSeptember,1960=intheSeptemberof1960在1960年9月inthe1960s=inthe1960’s在20世纪60年代3、Ilovebeingusedtoconnectpeoplewhoaren’tcloseenoughtospeaktoeachother.我喜欢被相距遥远的人们用来彼此联系。lovetodo和lovedoing的意思差不多，都是“喜欢做某事”的意思，细微区别是lovetodo侧重具体的、某一次的动作，而lovedoing强调经常性的动作。这样的动词常见的还有like，begin，start等。但是would/shouldlove和would/shouldlike之后必须接todo。①Ilikeswimmingve...