《When was it invented》PPT课件6

Unit6Whenwasitinvented?GrammarFocusHereisabigbox.Fisher(费希尔）inventeditin1901.It’sveryhard-working.Itcanmakeyourclothescleanandyourhouseworkeasy.Withitshelpyoucanhavemoretimetorelaxortowork.washingmachineItisusedforwashingthings.Whowasitinventedby?ItwasinventedbyFisherWhenwasitinvented?Itwasinventedin1901.What’situsedfor?fridgeHereisabigbox.AnAmericanmannamedJacobiPerkins(雅可比·帕金斯）inventeditin1834.hassomesmallrooms.Youcanputmuchfoodinit,likedrinks,vegetables,meat,eggsandsoon.Eveninhotsummer,itcankeepthefoodfresh.Becauseofit,youcanenjoyyouricecreaminsummer.Who?When?What?Hereisabox.PercySpencerinventeditin1955.Youcanuseittocookmanykindsofdeliciousfood,suchasfish,meatandrice.Youcanalsouseittomakecoldfoodhotinafewminutes.microwaveovenWho?When?What?Whatinventionaretheytalkingabout?Whoinventedthezipper?Whenwasthezipperinvented?Whenwasitusedwidely?Wherecanyouseezippers?Thezipper.ItwasinventedbyWhitcombJudson.In1893.In1917.Ondresses,trousers,shoes,bags,…almosteverywhere.1.被用来2.考虑3.有道理4.电话是什么时候发明的？5.我认为是1876年发明的。6.它们是用来干什么的呢？7.你能帮我考虑一种发明吗？8.它真的是如此伟大的一项发明吗？9.考虑一下它在我们的日常生活中使用的多么频繁。10.不同发明的先锋都被列了出来。11.在那时，它还没有被广泛地应用。12.我的荣幸13.我作业的主题beusedforthinkofhaveapointWhenwasthetelephoneinvented?Ithinkitwasinventedin1876.Whataretheyusedfor?Canyouhelpmethinkofaninvention?Isitreallysuchagreatinvention?Thinkabouthowoftenit’susedinourdailylives.Thepioneersofdifferentinventionswerelistedthere.Atthattime,itwasn’tusedwidely.mypleasurethesubjectformyschoolprojectdiscover,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。★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.Ihaven’t________it.3).Who___________Americafirst?inventedfounddiscovered4).Thetelephone_______in1876.A.inventedB.wasinventedC.wasfoundD.wasdiscovered【点拨】选B。invent“发明”，且telephone与invent之间是动宾关系，应用被动语态。故选B。3.Canyouhelpmethinkofaninvention?4.Mypleasure.5.Mypleasure也可说成It’sa/mypleasure.或Apleasure，意思是“我的荣幸；愿为你效劳；这是件愉快的事”。6.—Willyoupleasehelpmetakethebookstotheclassroom?7.请你帮我把这些书带到教室里去好吗？8.—Mypleasure./It'sapleasure.9.愿为你效劳。​p​l​e​a​s​u​r​e​n.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(one's)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,youdoseemtohaveapoint…youdoseemtohaveapoint…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.…itmentionedthatthezipperwas…mentionv.提到；说到Don'tmentionthisproblemthisevening.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。2)若后接动词，要用动名词，不能用不定式WheneverImentionplayingfootball,hesayshe’stoobusy.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Don’tmentionit.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：Don’tmentionit.不客气。A：I’msorrytohavetroubledyou.对不起打扰你了。B：Don’tmentionit.没关系。1).(2012辽宁大连)---Thankyoufortakingmearoundyourschool,Daming.---________A.Don'tmentionit.B.Nevermind.C.Ofcoursenot.D.Noproblem.2).---Sorry,Sir.Imadeamistakeagain.---_____.Practicemoreandyouwilldobetter.A.NevermindB.I’mnotsureC.You’rewelcomeD.Don’tmentionitAA根据句意和所给汉语提示,完成下列单词的确拼写。1.That’sthemost_________(有用的)book.2.ItissaidthatThomasEdisonhad1,093___________(发明)duringhislifetime.3.---Whatisthiskindofmachineusedfor?---It’susedfor_________(听)tomusic.4.Ifyou_________(加热)theice,itwillsoonbecomewater.5.Childrenalsoneedtime_________(玩耍).usefulinventionslisteningheattoplay句型转换1.Thepersonalcomputerwasinventedin1976.(对划线部分提问)______________thepersonalcomputer_______?2.TheshoeswithlightswereinventedbyJulieThompson.(对划线部分提问)_________theshoeswithlights___________?WhenwasinventedWhowereinventedby3.Knivesareusedforcuttingthings.______________knives______________?4.AChinesenamedCaiLuninventedpaper.(改被)Paper__________________aChinesenamedCaiLun.Whatareusedforwasinventedby5.ShewasinterviewedbythelocalTVstationlastweek.(改为主动语态)ThelocalTVstation_________________lastweek.interviewedher被动语态(PassiveVoice)2结构:be+V-p.p.am/are/is+动词的过去分词was/were+动词的过去分词一般现在时的被动语态:一般过去时的被动语态:主动句变为被动句所遵循的4个步骤：1.把原主动句中的宾语变为被动句的主语。2.把动词变为被动形式即be+过去分词，并注意其人称和数随主语的变化，而动词的时态则保持不变。3.原主动句的主语如需要则放在by后面以它的宾格形式出现（注代词的宾格），如不需要则可省略。4.其它的成分（定语、状语）不变。被动语态的几种句型肯定句主语+be+过去分词+(by…)Asweetsongwassungbyheronthestage.2否定句主语+be+not+过去分词+(by…)3一般疑问句Be+主语+过去分词+(by…)?Asweetsongwasn’tsungbyheronthestage.Wasasweetsongsungbyheronthestage?4特殊疑问句疑问词+be+主语+过去分词+(by…)?Wherewasasweetsongsungbyher?被动语态的运用:（1）不知道谁是动作的执行者或没有必要知道谁是动作的执行者时。Thehouseisquiteold.Itwasbuiltin1950.这座