人教九年级英语上册 第六单元《Section A(1a-2d)》教学课件

SectionA(1a–2d)Unit6Whenwasitinvented?课时教学目标语言能力:1.学习并掌握课时词汇及

beusedfor等；2.能听懂并运用一般过去时的被动语态谈论物品的发明者、发明时间及用途等。

思维品质:1.能够通过观察事物，发挥想象力认识事物；2.面对问题能用积极的态度去解决。文化意识：能够明白科学发明改变人类生活，提升科学精神。学习能力:1.能够运用英语听力技巧，完成听力任务；2.体验一般过去时被动语态的用法。

Enjoya

videoLead-inWhoinventedmovabletypeprinting?Movabletypeprinting

wasinventedby

BiSheng.BiShenginventedmovabletypeprinting.BrainstormModerninventions1aLookatthethingsbelow.Inwhatorderdoyouthinktheywereinvented?Discussthemwithyourgroup.Thennumberthem[1-4].2314A:IthinktheTV

wasinvented

beforethecar.B:Well,Ithinkthe

TVwasinvented

afterthecar.inventorn.发明者，发明家；inventionn.发明

invent

指创造出以前不存在的东西，尤指科技上的发明创造;discover

指初次看见本来已存在但以前未被发现的事物。read四位数的年份读法2003twothousandandthree,中间两位数字是0，读出千位数字，并在千位加thousand,用and

连接个位数

两个数字一组,分为前后两组1789seventeeneighty-nine

后两位数字为零,读出前两位数字，并在“百”的位置上加上hundred1700seventeenhundred1709第三位数字是零（其他数字不是零），则该“零”应读作字母“O”seventeenonine2000

整千年份，读thousandtwothousandListenandmatchtheinventionswiththeyears._________1876_________1885_________1927_________1971dacb1babcd

Ithinkitwasinventedin1876.

Whenwasthetelephoneinvented?StudentB,coverthedates.StudentA,askStudentBwhenthethingsinthepicturein1bwereinvented.Thenchangerolesandpracticeagain.1cItwasinventedin1885.Whenwasthecarinvented?StudentA,coverthedates.StudentB,askStudentAwhenthethingsinthepicturein1bwereinvented.Thenchangerolesandpracticeagain.1cWhenwastheTVinvented?Itwasinventedin1927.

StudentB,coverthedates.StudentA,askStudentBwhenthethingsinthepicturein1bwereinvented.Thenchangerolesandpracticeagain.1cWhenwasthecomputerinvented?Itwasinventedin1971.StudentA,coverthedates.StudentB,askStudentAwhenthethingsinthepicturein1bwereinvented.Thenchangerolesandpracticeagain.1cWhatcanyouseeinthepicture?heeln.

鞋跟；足跟靠电运行2a

3

1

2Listenagainandcompletethechartbelow.inthedark

changingserving2bListenforthethirdtimeandcompletethepassage.Thefirstinventionisshoeswith________.Peoplealwayshittheirtoesagainst________onthewaytothebathroomatnight.Sopeoplecanusethemfor________inthe________.Thesecondinventionisaspecialice-cream________.Itrunson_______andbecomeshot.It’susedforservingreally________ice-cream.Thelastinventionisshoeswithspecial________.Peoplecanmovetheheelsupanddown.Youcanraisetheheelsifyouaregoingtoa________orlowerthemifyouarejustgoingoutfor________.lightssomethingseeingdarkscoopelectricitycoldheelspartyshopping

2b被用于做某事

Whataretheyusedfor?Theyareusedforchangingthestyleoftheshoes.Makeconversationsusingtheinformationin2b.2cstylen.样式，款式outofstyle

过时的；instyle

时尚的Whataretheyusedfor?Theyareusedforseeinginthedarkwhenyougetupatnight.Makeconversationsusingtheinformationin2b.2cWhatisitusedfor?It’susedforservingreallycoldice-cream.Makeconversationsusingtheinformationin2b.2c2dPrediction:Whatistheconversationabout?Itmaybeabouttheinventionofzippers.2dReadtheconversationandcompletethemindmap.WhydidRoythinkso?Whenwasitinvented?_____wasitinventedby?Whendiditbecome________?Wecanseezippersalmost________________.

ItwasinventedbyWhitcombJudsonin________.

Around1917.Asmallinventionthatchangedtheworld—thezipperWhopopulareverywhere1893

Paul:HeyRoy,thesubjectformyschoolprojectis“Smallinventionsthatchangedtheworld”.Canyouhelpmethinkofaninvention?Roy:Withpleasure!Letmethink...hmm...Iknow!Thezipper!Paul:Thezipper?Isitreallysuchagreatinvention?Roy:Thinkabouthowoftenit’susedinourdailylives.Youcanseezippersondresses,trousers,shoes,bags...almosteverywhere!Readtheconversationandlearnthelanguagepoints.2d乐意效劳考虑；思考在我们的日常生活中suchagreatinvention如此伟大的一项发明such+a(n)+adj.+名词单数

如此……的一个……Readtheconversationandlearnthelanguagepoints.2dPaul:Well,youdoseemtohaveapoint...Roy:Ofcourse!IthoughtaboutitbecauseIsawawebsitelastweek.Thepioneersofdifferentinventionswerelistedthere.Forexample,itmentionedthatthezipperwasinventedbyWhitcombJudsonin1893.Butatthattime,itwasn’tusedwidely.Paul:Really?Sowhendiditbecomepopular?Roy:Around1917.seem似乎

seem+adj.seem+todosth.Itseemsthat+从句提到；提及

mentionsb./sth.提到某人/某事物；mention+从句提到……；Don’tmentionit.“不客气。”(回答别人道谢)有道理1.Lookathispaleface.Heseems_______

(health)andheneedstodosportsmoreoften.2.Youseem______________(有道理).Let’sgiveitatry.3.Itis____________________________________________________（如此有趣的一本书）thatweallenjoyreadingit.4.Thereare_________________（如此多的蝴蝶）amongtheflowers.5.Jiangnan,afamousareainChina,haslongbeen____________(mentio