2023学年完整公开课版英语九年级Unit 6 When was it invented A 1a-2c

1.Tolistenandtalkabouttheimportantinventionsandtheirhistory,usingpassivevoice

1.--Whenwas…invented?--Ithinkitwasinventedin…2.Ithink…isinventedbefore/after…2.Tolistenandtalkaboutwhatinventionsareusedforusingpassivevoice

Whatis/are…usedfor?Itis/theyareusedfor...inventv.发明inventorn.发明家inventionn.发明e.g.Edison,agreatinventor,invented

manygreatinventionsduringhislife.Doyouknowwhattheseinventionsare?KarlBenz卡尔·本茨Doyouknowwhotheseinventorsare?AlexanderBell亚历山大·贝尔J.L.Baird贝尔德Thefirsttelephonewasinvented

(byBell)in1876.Bellinventedthefirsttelephonein1876.KarlBenzinventedthefirstcarin1885.Thefirstcarwasinvented(byKarlBenz)in1885.Thefirsttelevisionwasinvented

(byJ.L.Baird)in1927.J.L.Bairdinventedthefirsttelevisionin1927.Lookatthethingsbelow.Inwhatorderdoyouthinktheywereinvented?Discussthemwithyourgroup.Thennumberthem[1-4].

1a2314IthinktheTVwasinventedbeforethecar.Well,IthinktheTVwasinventedafterthecar.Ithinkthetelephonewasinventedbeforethecomputer.Well,Iagreewithyou.Ithink…wasinventedbefore/after...Well,I…Listenandmatchtheinventionswiththeyears.1b___1876___1885___1927___1971dacbWatchandread.ListentothedialogueagainandpayattentiontoPassivevoice(pasttense).一般过去时的被动语态：was/were+及物动词-ed形式StudentB,coverthedates.StudentA,askStudentBwhenthethingsinthepicturein1bwereinvented.Thenchangerolesandpracticeagain.1cWhenwasthetelephoneinvented?Ithinkitwasinventedin1876.Whenwasthecarinvented?Itwasinventedin1885.WhenwastheTVinvented?Itwasinventedin1927.Whenwasthecomputerinvented?Itwasinventedin1971.Listenandnumbertheinventions[1-3]intheorderyouhearthem.2a132InventionWhatisit/aretheyusedfor?shoeswithspecialheels________thestyleoftheshoesshoeswithlightsseeing___________hotice-creamscoop________reallycoldice-creamListenagainandcompletethechart.2bchangingservinginthedarkn.样式;款式stylen.

样式,款式instyle流行的,时髦的outofstyle过时的thestyleof….……的样式/款式Listenagainandpayattentiontothestructure“beusedfor”.beusedfor被用做于……Makeconversationsusingtheinformationin2b.Whataretheshoeswithlightsusedfor?2cThey’reusedforseeinginthedark.

Whatarehotice-creamscoopusedfor?They’reusedforservingforreallycoldice-cream.Whatareshoeswithspecialheelsusedfor?They’reusedforchangingthestyleoftheshoes.1.靠电力运行2.被用来做……3.想出4.乐意效劳！5.如此伟大的一项发明6.在我们的日常生活7.有道理8.不同发明的先驱者runonelectricitybeusedfor...

thinkofWithpleasure!suchagreatinventioninourdailyliveshaveapointthepioneersofdifferentinventionsI.根据语境,从方框中选择恰当的短语填空,有的需要变换形式。thinkof,haveapoint,withpleasure,beusedfor,seeawebsite1.Pencils_______________drawingandwriting.2.Whocan______________agoodwaytoremembertheEnglishwords?

areusedforthinkofthinkof,haveapoint,withpleasure,beusedfor,seeawebsite3.I_________________thismorning.IthinkitcanhelpyouwithEnglish.4.—Couldyoupleasecleantheroom?I’mgoingtocookdinner.—_________________.I’lldoitatonce.5.You_______________.Computersplayanimportantpartinourdailylives.haveapointsawawebsiteWithpleasureII.根据汉语意思及括号内所给提示语，将下列句子翻译成英语。1.这些树不是我们去年种的。(notplant)

Thesetreesweren’tplantedbyuslastyear.2.自行车是什么时候发明的？(when)

Whenwasthebike/bicycleinvented?3.Ruby似乎不喜欢这些鞋的款式。(seemtodo)

Rubyseemstodislikethestyleoftheseshoes.4.今天上午Laura的名字被列在了黑板(blackboard)上。(list)

Laura’snamewa