Unit6SectionA1a1c课件人教版英语九年级全册

Unit6Whenwasitinvented?SectionA(1a—1c)LearningAims

知识目标1.重点词汇:electricity,style,pleasure,daily,pioneer,mention,invent,everywhere2.重点短语:thinkof,thinkabout,atthattime,inourdailylife,changetheworld,mypleasure,haveapoint

3.重点句型:(1)IthinktheTVwasinventedbeforethecar.(2)Whenwasthetelephoneinvented?(3)Canyouhelpmethinkofaninvention?LearningAims(4)Isitreallysuchagreatinvention?(5)Butatthattime,itwasn'tusedwidely.能力目标1.能运用本部分的词汇和句型谈论发明及相关发明的途径。2.运用重点句型和一般过去时的被动语态描述生活中的一些发明。

情感目标通过了解生活中的一些发明，加深对“科学”和“创造”的热爱，启迪自我开拓创新的勇气。Previewheelscoopelectricity样式；款式项目；工程高兴；愉快鞋跟；脚跟勺；铲子电；电能styleprojectpleasureTask1:TranslateintoChineseorEnglish.Previewzipper每日的；日常的有道理网站先锋；先驱列表；名单提到；说到拉链；拉锁dailyhaveapointwebsitepioneerlistTask1:TranslateintoChineseorEnglish.mention

Whatweretheyinvented?Discusswithyourgroup.PreviewTask2:Whatarethey?Saytheirnames.TVcartelephoneGUESScomputer

lights---Edison---1879A:Who_____thelights____________?B:______________________Edison.A:When______they_________?B:____________________1879.A:What_____they_____________?B:_________________helpingusseeinthedark.wereinventedbyTheywereinventedby

wereinventedTheywereinventedin

areusedforTheyareusedforWrightBrothers(莱特兄弟)1903Makeconversations!A:When____theplane________?B:It____________

in1903.A:Who___

theplane___________?B:It_____________Wrightbrothers.=Wrightbrothers_______theplane.wasinventedwasinventedwasinvented

bywasinventedbyinventedSteveJobs（史蒂夫.乔布斯）

2010A:When___

theiPad_______?B:It_____________2010.A:Who___

theiPad___________?B:It________________SteveJobs.=SteveJobs_______theiPad.wasinventedwasinventedinwasinvented

bywasinventedbyinvented年份的读法1.两个数字一组，分为前后两组1865

19892.第二位数位0，其他三位数位非零数字

2019

nineteeneighty-nineeighteensixty-fivetwothousandandnineteentwenty-nineteen3.第三位数位0，其他三位数位非零数字

1908

nineteenOeight6.前两个数字不为零，后两个数字为零。

1900nineteenhundred7.非四位数的年份的读法！531eighteenhundredfivehundredandthirty-one4.第一位为非0，后三位数字为0.

twothousand5.第一位和第四位为非0，中间二位数字为0.twothousandandonetwenty0one20011.nineteenseventy-one2.eighteen0five3.eighteeneighteen

4.19275.19066.19007.20088.20149.20001971年1805年1818年nineteentwenty-sevennineteenOsixnineteenhundredtwothousandandeight/twentyOeighttwothousandandfourteen/twentyfourteentwothousand

Lookatthethingsbelow.Inwhatorderdoyouthinktheywereinvented?Discussthemwithyourgroup.Thennumberthem[1-4(1=first,4=last)12341aP41

Listenandmatchtheinventionswiththeyears.abcdWhenwasthe...invented?

1876188519271971acbd1bP41Listenagain,answerthefollowingquestions.1.Wastheolderlady’slifedifficultwhenshewasakid?2.Didtheolderladyhaveatelephone?3.Whydidn’ttheolderladyhaveaTV?No.Yes,shedid.Becauseshecouldn’taffordone./Becauseitwastooexpensive.一般过去时的被动语态：was/were+done(及物动词)1cStudentB,coverthedates.StudentA,askStudentBwhenthethingsinthepicturein1bwereinvented.Thenchangerolesandpracticeagain.A:Whenwasthetelephoneinvented?B:Ithinkitwasinventedin1876.【语境应用】用invent,find或discover的适当形式填空。1)Who________thefirstmobilephone?2)Susan________herpurseunderthebedyesterday.3)Who__________thiskindofmetalfirst?inventedfounddiscoveredGroupWorking

ImagineyouvisitChengduScienceMuseum,thereisaguide,ifyouwanttolearnaboutsomething,Youmayasksomequestionsfortheguide.Sweepingrobot1997aSwedencompanyLightbulb1879EdisonSharedbike2014DaiWeiMobilephone1973MartineForexample:G:WelcometoChengduScienceMuseum!S1:Wo!Howamazingitis!S2:Look!Isthisalightbulb?G:Yes,itis.S3:Whenwasthefirstlightbulbinvented?G:Itwasinventedin1879.S4:Whoinventedit?…A:IthinktheTVwasinventedbeforethecar.B:Well,IthinktheTVwasinvented

afterthecar.

A：Whenwasthetelephone

invented?B：Ithinkitwasinventedin1876.SummaryEdison_________theelectriclamp.2.Ilostmywatchlastmorning.Ihaven’t________it.

3.Who___________Americafirst?4.Thetelephone_______________in1876.

Exercises

根据句意填写恰当的单词。

invented

found

discovered

wasinvented

Readandtranslate.拉链是在

1893

年被惠特科姆

.

贾德森发明的。

Thezipper______________WhitcombJudson___1893.

2)但是在那个时候，它还没有被广泛使用。

But____________,it____________widely.wasinventedby

at

thattime

wasn’tused

in

1.Thepersonalcomputerwasinventedin1976

.(

对划线部分提问

)_______________thepersonalcomputer___________?2.TheshoeswithlightswereinventedbyJulieThompson

.(

对划线部分提问