2015年人教版九年级英语Unit-6课件

SectionA1a-2dWhenwasitinvented?Unit6ByMr.Su教学目标1.学习P42的生词：heel,scoop,electricity,style,project,pleasure,zipper,daily,website,pioneer,list,mention.2.能谈论物品被发明的时间、发明者，表达某发明的用途。教学重难点本课时的单词、词组和句型，学习运用一般过去时态的被动语态。NewWordsheelscoopelectricitystyleprojectpleasuren.鞋跟、足跟n.勺、铲子n.电、电能n.样式、款式n.项目、工程n.高兴、愉快electric,electrical的区别1.electric（adj.）“电的，用电的，带电的”，指任何电动的或发电的装置，被修饰的物体本身可带电。如:electricstove,electricpiano,electricmotor,electricbell,electricblanket2．electrical(adj.)“电的，与电有关的，电气科学的”，指与电有关的事物，被修饰的词本身并不能带电。如：electricalengineer,electricalenergy,anelectricalbook.3.electricity(n)电、电能please(v)请pleased（adj）高兴的（做表语）pleasant（adj）高兴的（做定语）pleasure（n）满足、乐趣常用句型有：bepleasedtodosth.高兴做某事bepleasedat/about/with/by对···感到满意/高兴bepleasedthat从句对···感到满意/高兴withpleasure乐意效劳It’smypleasure.我应该做的。NewWordszipperdailywebsitepioneerlistmentionhaveapointn.拉链adj.每日的、日常的n.网站n.先锋、先驱n./v名单、清单/列清单v.提到、说到有道理heeln.鞋跟;足跟scoopn.勺;铲子electricityn.电;电能stylen.样式;款式e.g.Ilikethestyleoftheskirt.我喜欢这条裙子的款式。WhataretheFourGreatInventionsinancientChina?Doyouknow?paper-making造纸术printing印刷术compass指南针gunpowder火药invent(v)发明、创造inventor(n)发明家invention(n)发明（物）e.g.Compassisauseful(invent),it(invent)byaChinese(invent).carWhat’sthiscalledinEnglish?TVtelephonecomputerLookatthethings.Inwhatorderdoyouthinktheywereinvented?A:IthinktheTVwasinventedbeforethecar.B:Well,IthinktheTVwasinventedafterthecar.IthinktheTVwasinventedbeforethecar.Well,IthinktheTVwasinventedafterthecar.Ithinkthetelephonewasinventedbeforethecomputer.Well,Iagreewithyou.Lookatthethingsbelow.Inwhatorderdoyouthinktheywereinvented?Discussthemwithyourgroup.Thennumberthem[1-4].1a2314Listenandmatchtheinventionswiththeyears.1b___1876___1885___1927___1971dacb日期表达法:月+日,年(日用序数词,年用基数词)注:年份的读法:先读前两位数,再读后两位数.读日时要加the.1900---nineteenhundred1807----eightandseven(eightoseven)2008---twothousandeight2014年11月21日.读作：Novemberthetwenty-first,twothousandandfourteen.Alice:Wasyourlifeverydifficultwhenyouwereakid?Grandma:Oh,notreally.Why?Alice:Well,youdidn’thavemoderninventionslikeatelephone,right?Grandma:Ofcoursewedid!HowolddoyouthinkIam?Thetelephonewasinventedin1876.Youneedtotakeahistoryclass,Alice!Alice:Haha!Howaboutcars?Theyweren’tinventedyet,werethey?Grandma:Yes,theywere.Carswereinventedin1885.Myfamilyhadacar.Alice:Well,didyouhaveaTV?Grandma:No,wecouldn’taffordone.Theywereexpensiveinthosedays.TheTVwasinventedaround1927,Ithink.Alice:Well,Iknowthatyoudidn’thaveacomputerbecausewelearnedinschoolthatpersonalcomputerswereinventedin1976.Grandma:You’reright.ButIhaveonenow!StudentB,coverthedates.StudentA,askStudentBwhenthethingsinthepicturein1bwereinvented.Thenchangerolesandpracticeagain.1cWhenwasthetelephoneinvented?Ithinkitwasinventedin1876.Whenwasthecarinvented?Itwasinventedin1885.WhenwastheTVinvented?Itwasinventedin1927.Listenandnumbertheinventions[1-3]intheorderyouhearthem.2a___shoeswithspecialheels___shoeswithlights___hotice-creamscoop,runsonelectricity132InventionWhatisit/aretheyusedfor?shoeswithspecialheels________thestyleoftheshoesshoeswithlightsseeing___________hotice-creamscoop________reallycoldice-creamListenagainandcompletethechart.2bchangingservinginthedarkAlex:Hi,Carol.Wow,whatarethose?Carol:Hello,Alex.Oh,thesearesomeoftheinterestinginventionsthatI’mwritingaboutformyEnglishhomework.Alex:Isee…What’sthat,then?Carol:They’reshoeswithlights.Peopleusethemforseeinginthedarkwhenyougetupatnight.Alex:Oh,that’sacoolidea!Ialwayshitmytoeonsomethingonthewaytothebathroomatnight.Carol:Nextisaspecialice-creamscoop.Thisismyfavoriteinvention.Itrunsonelectricityandbecomeshot.Alex:Iknowwhatit’sfor!It’susedforservingreallycoldice-cream.Carol:Yes,that’sright!ThelastinventionI’mgoingtowriteaboutisshoeswithspecialheels.Youcanmovetheheelsupanddown.Alex:Whataretheyusedfor?Carol:Well,youcanchangethestyleofyourshoes.Youcanraisetheheelsifyouaregoingtoapartyorlowerthemifyouarejustgoingoutforshopping.Makeconversationsusingtheinformationin2b.Whataretheshoeswithlightsusedfor?2cThey’reusedforseeinginthedark.Whatarehotice-creamscoopusedfor?They’reusedforservingforreallycoldice-cream.Whatareshoeswithspecialheelsusedfor?They’reusedforchangingthestyleoftheshoes.HeyRoy,thesubjectformyschoolprojectis“Smallinventionsthatchangedtheworld.”Canyouhelpmethinkofaninvention?2dMypleasure!Letmethink…hmm…Iknow!Thezipper!n.项目;工程n.高兴;愉快n.拉链Role-playtheconversation.Thezipper?Isitreallysuchagreatinvention?Thinkabouthowoftenit’susedinourdailylives.Youcanseezippersondresses,trousers,shoes,bags…almosteverywhere!dailyadj.每日的；日常的weeklyadj.每周的monthlyadj.每月的yearlyadj.每年的Well,youdoseemtohaveapoint…Ofcourse!IthoughtaboutitbecauseIsawawebsitelastweek.Thepioneersofdifferentinventionswerelistedthere.n.网站n.先锋;先驱v.列表;列清单n.名单;清单Forexample,itmentionedthatthezipperwasinventedbyWhitcombJudsonin1893.Butatthattime,itwasn’tusedwidely.v.提到;说到Really?Sowhendiditbecomepopular?Around1917.1.Sweatersareusedfor___warm.A.togiveB.tokeepC.givingD.keeping2.___doyouthinkthecomputerwasinventedby?A.WhenB.WhatC.WhoD.Why3.She’dliketohaveamobilephone___shecouldcommunicatewithherfriends.A.thoughB.unti