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SectionA(1a-2d)學(xué)練優(yōu)九年級(jí)英語(yǔ)(RJ)教學(xué)課件Unit6Whenwasitinvented?Wordsandphrases:heel,scoop,electricity,style,project,pleasure,zipper,daily,website,pioneer,list,mention,ruler,boil,remain,smell,saint,national,trade,popularity,doubt,haveapoint,byaccident,takeplace,withoutdoubt.Sentences:1.—Whenwasthetelephoneinvented?—Ithinkitwasinventedin1876.2.—Whataretheyusedfor?—Theyareusedfor…Passivevoice(pasttense)Learninggoals提到;說(shuō)到項(xiàng)目;工程樣式;款式高興;愉快每日的;日常的網(wǎng)站列表;列清單先鋒;先驅(qū)Canyousaythesewords?Game先鋒;先驅(qū)煮沸;燒開(kāi)統(tǒng)治者保持不變疑惑;疑問(wèn)貿(mào)易;交易氣味國(guó)家的Matchandreadthewords!MatchingtradesmellboilremainrulerdoubtpioneernationalWhataretheFourGreatInventionsinancientChina?Doyouknow?LeadincarcalculatorlaptoptelephonecellphoneradioA:IthinktheTVwasinventedbeforethecar.B:Well,IthinktheTVwasinventedafterthecar.Talkaboutwithyourpartner.A:Ithinkthecalculatorwasinventedbeforethecomputer.B:Well,Ithinkthecalculatorwasinventedafterthecomputer.Talkaboutwithyourpartner.ChinesefourgreatancientinventionscompassgunpowderprintingPapermakingModerninventionscalculatorTalkabouttheinventions(發(fā)明).Whichonedoyouthinkisthemosthelpfulinourdailylife?computerLookatthethingsbelow.Inwhatorderdoyouthinktheywereinvented?Discussthemwithyourgroup.Thennumberthem[1-4](1=first,4=last)1234Presentation
Listenandmatchtheinventionswiththeyears.abcdWhenwasthe...invented?
1876188519271971acbd1bStudentB,coverthedates.StudentA,askStudentBwhenthethingsinthepicturein1bwereinvented.Thenchangerolesandpracticeagain.Whenwasthetelephoneinvented?Ithinkitwasinventedin1876.1cPracticeWhenwasthecarinvented?Itwasinventedin1885.WhenwastheTVinvented?Itwasinventedin1927.Whenwasthecomputerinvented?Itwasinventedin1971.Listenandnumbertheinventions[1-3]intheorderyouhearthem.312___shoeswithspecialheels___shoeswithlights___hotice-creamscooprunsonelectricity2aInventionWhatisit/aretheyusedfor?shoeswithspecialheels________thestyleoftheshoesshoeswithlightsseeing___________hotice-creamscoop________reallycoldice-creamListenagainandcompletethechart.changingservinginthedark2bMakeconversationsusingtheinformationin2b.Whataretheshoeswithlightsusedfor?They’reusedforseeinginthedark.2cWhatarehotice-creamscoopusedfor?They’reusedforservingforreallycoldice-cream.Whatareshoeswithspecialheelsusedfor?They’reusedforchangingthestyleoftheshoes.Role-playtheconversation.Readthepassagequicklyandanswerthequestions.Whatisthesubjectfortheirschoolproject?2.WhatkindofinventiondoesRoythinkof?
Smallinventionsthatchangedtheworld.Thezipper.2d3.WhydoesRoythinkitisagreatinvention?4.Whoandwhenwasthezipperinvented?5.Whendidthezipperbecomepopular?Becauseitisoftenusedinourdailylives.WhitcombJudsonin1893.Around1917.
YearInventionInventor(s)1902AirconditionerWillisCarrie1903Gas-motoredandmannedplaneWrightbrothers1910ThefirsttalkingfilmThomasEdison1923TelevisionLogieBaird1928Penicillin(青霉素)AlexanderFleming1937Photocopier(影印機(jī))ChesterFCarlson1940ColourtelevisionPeterGoldmark1942ElectricdigitalcomputerAmericanscientists1945AtomicbombAmericanscientists1950CreditcardsRalphSchneider1985WindowsOSMicrosoftCompany1990WorldWideWebTimBerners-Lee1.Well,youdoseemtohaveapoint…h(huán)aveapoint
有道理e.g.Iadmit(that)youhaveapoint.我承認(rèn)你有理。LanguagePoints2.Theyareusedforseeinginthedark.
beusedfordoingsth.表示“被用來(lái)做某事”。與beusedtodosth.同義。表示用途、目的。e.g.Thiscomputerisusedtocontrolallthemachines.這臺(tái)
電腦是用來(lái)控制所有機(jī)器的。Doyouknowwhatthistoolisusedfor?
你知道這個(gè)工具是用來(lái)做什么的?3.Thinkabouthowoftenit’susedinourdailylives.
thinkabout表示“考慮,想起”。
e.g.Heisthinkingabouttravellinginthesummerholidays.
他正在考慮暑假旅游的事。Shewasthinkingaboutherchildhooddays.她正回想她的童年時(shí)期。【拓展】有關(guān)think的短語(yǔ)thinkof指“考慮,記憶,記起”Ican’tthinkofhisnameatthemoment.我一時(shí)想不起他的名字。thinksth.over指“仔細(xì)想,審慎思考,作進(jìn)一步考慮”PleasethinkoverwhatIsaid.請(qǐng)仔細(xì)考慮我說(shuō)的話。thinksth.out指“想通,想出,熟思”Hethoughtoutanewidea.他想出了一個(gè)新主意。SummaryTalkedabouttheinventedtime,inventorsandtheusageofsomeinventions.UsedthePassiveVoice(pasttense)totalkaboutthehistoryofsomeinventions.1.用所給單詞的正確形式填空:When
thetelephone(invent)
?Thecomputercan
usdomathproblems(help).3.Inthoseday,thewomancouldn't
(afford)aTVbecausetheywerereallyexpensive.4.Afriendof
(I)cametoseemelastweek.5.Ithinkyouneed
(take)ahistoryclass.inventedwashelpExercisesaffordminetotake2.單項(xiàng)選擇()1.Thekindofcupisused_______drinking.A.toB.asC.byD.for()2.Mymotherandmysisterkeptontalking,butmyfather________silentallthetime.A.gotB.keptC.turnedD.looked()3.Ithinktheshortstory______byLuXun.A.iswritingB.iswrittenC.writtenD
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