英语人教版九年级全册unit6 A1a-2d.ppt

Unit6,SectionAPeriod1(1a2d),Doyouknowthefollowinginventions?Whenweretheyinvented?,FreeTalk,paper105A.D.,printing1041-1045,Itwasinvented,compass11thCentury,gunpowder9thCentury,Itwasinvented,carin1885,calculatorin1971,Itwasinvented,telephonein1876,TVin1927,Itwasinvented,1bListenandmatchtheinventionswiththedates.,_1876_1885_1927_1971,dacb,Listenagainandanswerthequestions.,Didgrandmasfamilyhaveacar?DidgrandmasfamilyhaveaTV?Why?,Yes,theyhadacar.,No,theydidnthaveaTVbecausetheycouldntaffordone.,看图完成句子。1.(1885,invented)Cars_in1885.2.(around1927,invented)TheTV_around1927.,were,invented,was,invented,3.(1971,invented)Thepersonalcomputer_1971.4.(1896，invented)Thetelephone_.,was,invented,in,was,inventedin,1896,Makeasimilarconversationwithyourpartnerusingthe1basamodel.,PairWork,A:WhenwastheTVinvented?,B:Itwasinventedin1927.,A:Whowasitinventedby?,B:ItwasinventedbyBaird.,T:Whenwasthetelephoneinvented?,S:Itwasinventedin1876.,T:Whowasitinventedby?,S:ItwasinventedbyBell.,1885,HenryFord,1971,1976,1907,Wright,Cray,BillHewlett,heel,scoop,Sheiswearinghighheels.,Sheisscoopingbyusingthescoop.,2aListenandnumbertheinventionsintheorderthatyouhearthem.,1,2,3,2bListenagaincompletethechartbelow.,_thestyleoftheshoes,hotice-creamscoop,seeing_,shoeswithlights,_reallycoldice-cream,shoeswithspecialheels,Whatisit/weretheyusedfor?,Invention,changing,inthedark,serving,Listenandanswerquestions.,WhichisCarolsfavoriteinvention?WhatisCarolwritingaboutforherEnglishhomework?,Herfavoriteinventionisaspecialice-creamscoop.,SheiswritingaboutinterestinginventionsforherEnglishhomework.,Makeconversationsusingtheinformationin2b.,A:Whataretheyusedfor?B:Theyreusedforseeinginthedark.,PairWork,ArmadilloBreadbox,LullLamp,COOLINVENTIONS,CoolInventions,ErgonomicLadder,TheWeightWatchBelt,2dReadandanswerquestions.,Whatinventionaretheytalkingabout?Dotheythinkitagreatinvention?Why?,Thezipper.,Yes.Becauseitisusedwidelyinourdailylives.,WhitcombL.Judson(18461909)wasanAmericanmachinesalesman,mechanicalengineerandinventor.Hedevelopedandinventedthezipperin1890.,Readtheconversationagainandrole-playit.,Whichinventionareyoufamiliarwith?Talkaboutitwithyourpartner.,PairWork,10MostImportantInventionsthroughoutHistory,TheComputerTheInternetElectricityTheWheelTelephoneTheLightBulbFlightCarPenicillinNuclearEnergy,1.inventv.发明指经过认识和实践创造出前所未有的事物。Edisoninventedthelightbulb.爱迪生发明了电灯泡。invention和inventor都是名词,前者意为“发明”,后者意为“发明家”。,Languagepoints,discover,invent和find都是动词,它们的词义相近,但是有区别:discover意为“发现”,指发现某种本来存在,但以前未被发现或未为人所知的事物或现象。Thelostbikewasdiscoveredatthebusstop.丢了的自行车在公共汽车站那儿找到了。LaterIdiscoveredthathewassokind.后来我才发现他那么善良。,知识链接,invent意为“发明”,指发明以前不存在的东西。Doyouknowwhoinventedthecomputer?你知道谁发明的电脑吗？find意为“找到,发现”,指偶然发现或几乎没有困难地发现。Ifoundsomeoldphotosinthatdrawer.我在那个抽屉里发现了一些旧照片。,1).Edison_theelectriclamp.2).Ilostmynecklacelastnight.Ihavent_it.3).Who_Americafirst?,invented,found,discovered,4).Thetelephone_in1876.A.inventedB.wasinventedC.wasfoundD.wasdiscovered【点拨】句意：电话是1876年发明的。invent“发明”，且telephone与invent之间是动宾关系，应用被动语态。故选B。,2.beusedfor.被用来是由“usesth.forsth./doingsth.”结构转变而来,介词for在这里表示用途或作用,后面可以接名词、代词或动词-ing形式。Thismachinecanbeusedforcuttinggrass.这个机器可以被用来割草。,beusedas意为“被用作，被作为使用”EnglishisusedasaforeignlanguageinChina.beusedby意为“被使用”Rubbersareoftenusedbystudentstocorrectmistakes.,知识链接,Englishiswidelyused_manypeoplearoundtheworld_asecondlanguage.A.by；forB.by;asC.as；forD.for；as,【点拨】句意：英语被世界各地的许多人作为第二语言广泛使用。by意为“被；由”，用于被动语态中，后跟动作的执行者；as作介词，意为“当作”。故选B。,usedtodosth.意为“过去常常做某事”。IusedtosmokewhenIwasyoung.usesth.todosth.意为“使用某物来做某事”,其被动结构为“sth.beusedtodosth.”。Theseknivesareusedtocutpies.,知识链接,Canyouhelpmethinkofaninvention?Mypleasure.Mypleasure也可说成Itsa/mypleasure.或Apleasure，意思是“我的荣幸；愿为你效劳；这是件愉快的事”。Willyoupleasehelpmetakethebookstotheclassroom?请你帮我把这些书带到教室里去好吗？Mypleasure./Itsapleasure.愿为你效劳。,pleasuren.愉快；高兴Shetooknopleasureinherwork.她觉得自己的工作毫无乐趣。Iwillrememberthismeetingwithpleasure.我会愉快地记着这次的会晤。Itisapleasuretoworkwithyou.和你一起工作真是件乐事。,at(ones)pleasure随便Youarefreetocomeandgoatyourpleasure.来去自由,悉听尊便。takepleasurein以某事为乐,喜欢做某事withpleasure愉快地,高兴地,没问题,知识链接,4.Well,youdoseemtohaveapointyoudoseemtohaveapoint是个强调句，用“助动词do+谓语动词原形”的结构。Hedoeslookwell.他的确看起来气色很好。Youdidgivemeafright.你真把我给吓了一跳。,haveapoint有道理Iadmit(that)youhaveapoint.我承认你有理。Iguessyouhaveapointthere.我想你说的有道理。,5.itmentionedthatthezipperwasmentionv.提到；说到Dontmentionthisproblemthisevening.今晚别提这个问题。Nobodymentionedtherealpurposeofthismeeting.谁也没有提到这次会议的真正目的。,1)mention表示“提到；提及”，是及物动词，其后接名词或代词作宾语时，无需用任何介词；另外注意不接双宾语。如：Henevermentionedhisgirlfriendtome./Henevermentionedtomethathehadagirlfriend.他从未向我提及他有个女朋友。,注意,2)若后接动词，要用动名词，不能用不定式WheneverImentionplayingfootball,hesayshestoobusy.我一提起踢足球，他就说太忙。3)nottomention意为“更不用说;还不算”HecanspeakFrench,GermanandJapanese,nottomentionEnglish.他会说法语，德语和日语，更不用说英语。,4)口语中说Dontmentionit.主要用来回答感谢，有时也用来回答道歉。如：A：Thankyouverymuch.多谢你了。B：Dontmentionit.不客气。A：Imsorrytohavetroubledyou.对不起打扰你了。B：Dontmentionit.没关系。,1).(2012辽宁大连)-Thankyoufortakingmearoundyourschool,Daming.-_A.Dontmentionit.B.Nevermind.C.Ofcoursenot.D.Noproblem.2).-Sorry,Sir.Imadeamistakeagain.-_.Practicemoreandyouwilldobetter.A.NevermindB.ImnotsureC.YourewelcomeD.Dontmentionit,A,A,根据句意和所给汉语提示,完成下列单词的确拼写。1.Thatsthemost_(有用的)book.2.ItissaidthatThomasEdisonhad1,093_(发明)duringhislifetime.3.-Whatisthiskindofmachineusedfor?-Itsusedfor_(听)tomusic.4.Ifyou_(加热)theice,itwillsoonbecomewater.5.Childrenalsoneedtime_(玩耍).,useful,inventions,listening,heat,toplay,句型转换1.Thepersonalcomputerwasinventedin1976.(对划线部分提问)_thepersonalcomputer_?2.TheshoeswithlightswereinventedbyJulieThompson.(对划线部分提问)_theshoeswithlights_?,Wh