新人教版必修二 Unit 3 Computers-Warming up課件

Unit3ComputersWarmingup,TalkingandListeningDoyouknowthem?keyboardmousefloppydiscUSBflashdiscCD/DVD/VCDCD/DVD-ROMmonitorharddiscchips1243561.monitor2.screen3.CD-ROM4.mouse5.keyboard6.harddiskLabeleachpartabacushugecomputercalculatorPC(Personalcomputer)laptopPDA(personaldigitalassistant)robotWhat’snext?Whatdotheytellyouaboutthedevelopmentofcomputers?1.Whatdotheyhaveincommon?Ithinkthat…Inmyopinion…Ibelievethat…1.Theycanbeusedforcalculating.2.Theycandealwithmathsproblems.3.Theyareourfriends.4.Theyareusefulandhelpful.DiscussionOneDoyouknowinwhatwayscomputersareusedtoday?Workoutalistandcompareitwithyourpartner.DiscussionTwo1.useacomputerforschoolwork2.playgamesonthecomputer3.sendemailstofriends4.downloadmusicandfilms5.surfthewebforfun6.takepartinchatgroups7.usetheInternettoresearchinformationforschooltasks8.buythingsonline9.lookatphotographsonthecomputer10.readnewsbothathomeandabroad,readbooksandmagazines

incommon:fororbyallofagroup共同的；共有的；共用的常常have…incommonwith…如：

havenothingincommon無共同之處havelittleincommon幾乎無共同之處havesomethingincommon有一些共同之處havealot/muchincommon有許多共同之處Languagepoints1)Youknow,Dorothy,Ihaveonethingincommonwithyou．2)Ihavenotingincommonwithhim,sohowcanIgetalongwellwithhim.

3)Incommonwithmanyotherclassmates,Imonknowledge/sense常識commonpeople普通人，老百姓Reading1.Fastreadingforgeneralideas1)Whoisthespeakerinthisstory?Acomputer.2)Readingtogetthegeneralideaofthe

typeofwritingandsummaryofWHOAMI?

TypeofwritingMainideaofthepassageThisisapieceof

narrativewriting.記敘文Ittellsaboutthebirthanddevelopmentofcomputer.Topicsentenceof1stparagraphTopicsentenceof2ndparagraphTopicsentenceof3rdparagraphIbeganasacalculatingmachineinFrancein1642.

Mymemoryimproved.Sincethe1970smanynewapplicationshavebeenfoundforme.2.Detailedreading1)Wherewereyouin1642?2)Whatwereyoucalledin1936?3)Whathappenedtoyouinthe1970s?Sincethe1970sIhavebeenusedinofficesandhomes.InFrance.Auniversalmachine.1642The“analyticalmachine”wasmadebyCharlesBabbage.1936Thecomputerbeganasacalculatingmachine．1840sAlanTuringwroteabookabouthowcomputercouldbemadetoworkasa“universalmachine”tosolveanydifficultmathematicalproblem.Pleasefillinthetable1940sThefirstfamilyofcomputerswasconnectedtoeachother.1970snow1960sManynewapplicationshavebeenfoundforcomputer.Computersconnectpeopleallovertheworldtogether.Computerhadgrownaslargeasaroom.DiscussionHowcomputershavechangedourlives?AdvantagesVS.Disadvantages1.Atthattimeitwasconsideredatechnologicalrevolution.technologicaladj.---technologyn.technicaladj.---techniquen.technology指總的科學(xué)技術(shù)（抽象）technique指小的技術(shù)，技巧（具體）Eg.Scienceand______modernmanagement________Languagepointstechnologytechnique2.artificialadj.人造的，假的artificialintelligence人工智能artificialflowers/pearls/smile假花/假珍珠/假笑3.solvevt.---solutionn.solveaproblem/puzzle/mysterythesolutiontotheproblemanswerthequestiontheanswertothequestion4.from…on從……時起從那時起，王子與公主就幸福地生活在一起。Fromthenon,theprinceandprincesslivedhappily.Fromnowon,Iwilllistencarefullyinclass.5.Bythe1940s,Ihadgrown

aslargeasaroom,andIwondered

ifIwouldgrowanylarger.by加時間，一般用完成時態(tài)Bytheendof2009,I__________fortenyears.BythetimeIwasfifteen,I___________mydream.as…原形…as…，和…一樣notas/so…as…,不如Theroomisaslargeasthatroom.Theroomisthreetimesaslargeasthatroom.Theroomistwicelargerthanthatroom.Theroomisthreetimesthesizeofthatroom.可修飾比較級的詞abit,alittle,rather,much,far,alot,agreatdeal,any,still,even,byfar等

注意：quite,very不能修飾比較級1.Thatboxis___________mine.A.asheavytwiceasB.twicesoheavyasC.twiceasheavyasD.twiceasheavieras2.Doesheget______better?muchB.moreC.veryD.any6.astimewentby,Iwas…astimegoesby=withtimegoingby隨著時間流逝，他通過努力在英語上取得了很大進(jìn)步。Astimegoesby,hemakesgreatprogressinEnglishbecauseofhishardwork.7.asaresult結(jié)果1)他不用功,結(jié)果考試不及格。Hedidn’tworkhard,asaresulthefailedhisexam.asaresultof……的結(jié)果，由于2)由于大雪他遲到了。

Hewaslateasaresultofthesnow.3)由于政府縮減經(jīng)費(fèi)的緣故，有五百人被突然解雇了。Fivehundredpeoplewerefiredasaresultofgovernmentspendingcuts.8.so…that…如此……以致于……such…that…eg.Heissooldamanthathecan’tcarrythebox.Heissuchanoldmanthathecan’t

carrythebox.Theyare_____beautifulflowersthatwealllikethem.Theyare____beautifulflowers___wealllike.so...that...結(jié)構(gòu)的so+形容詞/副詞位于句首時，句子用倒裝結(jié)構(gòu)。

Soharddoesheworkthatheseldomgoeshome.Thereare___manybooks___wecan’taffordthem.Thereare____manybooks___wecan’tafford.(many,much,few,little(少）前只能用so)adj./adv.so+adj.+a/an+單數(shù)名詞that…many/much/few/little(少)a/anadj.+單數(shù)可數(shù)名詞such+adj.+復(fù)數(shù)可數(shù)名詞thatadj.+不可數(shù)名詞9.anyhow=anywayadv.無論如何；即使如此；至少1)Icouldn’tthinkofthenameofthatmananyhow.2)至少你可以試試。

Anyhow,youcantry.3)無論如何，我必須說出真相。AnyhowImusttellthetruth.區(qū)別someway,somehow以某種方式，不知怎么的Somehow,hewasafraidofhisEnglishteacher.10.thehumanrace人類1)Isthehumanracethreatenedwithcompleteextinction?人類是否會受到完全滅絕的威脅呢？人類：thehumanrace謂語單數(shù)humanbeings/ahumanbeing可數(shù)mankind/man前不加冠詞，謂語單數(shù)11.trulyadv.----trueadj.---truthn.yourstruly.用于信末=yourssincerelytotellyouthetruth說實(shí)話12.beginas=startas后面加職業(yè)，身份beginwith=startwith后面加方式，手段

Hebegan________ateacher.Thatclassbegan________afavoritesong.endupwith+方式/endupin+結(jié)果11.givesth.awaytosb.…giveitscomputersawaytoalocalschoolHegaveawaymostofhismoneytocharity.捐贈Theprinciplegaveawaytheprizestoher.頒發(fā)Hegaveawayoursecrettoourteacher.泄露Hisnervousnessgavehimaway.出賣引申give短語giveupgivein(tosb.)givebackgiveoutgiveoff放棄投降，屈服；上交=handin歸還=return分發(fā)；釋放（熱）；用完vi.釋放（味道.熱）12.personally=inone’sopinion=asfarasoneisconcernedPersonally,Ithinkyouareright.13.inaway=inoneway=insomeways在某種程度上intheway擋道inthisway用這種方法（bythismeans)onthe/one’sway(to…)去…的路上bytheway順便說一下14.arise---arose---arisenvi.出現(xiàn)Anopportunityhasarisen.arisefrom有…引起Trafficaccidentsarisefromcarelessness.區(qū)別rise,raise15.makeup形成，組成，構(gòu)成Onehundredyearsmakeupacentury.Onecenturyismadeupofonehundredyears.虛構(gòu),捏造,編造