初中英语-u000BWhen was it invented Section A 1a教学课件设计

Unit6

Whenwasitinvented?SectionA1a-2d—延时符Learningobjectives1.听懂含有Whenwas/were...invented?---...was/wereinventedin/by...等句型的对话，初步感知一般过去时的被动语态。2.直击中考听力，听前让学生看图说话，运用分析预测、年份识别，仔细分析问题找到关键词,判断空白处所填词的正确形式，帮助学生形成听力预测，降低听力难度，有效获取信息，完成听力任务。3.通过听力训练，了解有关inventions和theuseoftheinventions的内容，并能够运用beusedfordoing...谈论其它物品的用途。4.通过学习，能够更多地关注和了解各式各样的发明物，提高学习兴趣。延时符LookattheseamazingChinese

inventions!paper-making造纸术printing印刷术compass指南针gunpowder火药AreyouproudoftheseamazingChineseinventions?Whatshouldyoudonow?延时符Doyouknowwhattheseearlyinventions

are?延时符Lookatthe

inventorsoftheseinventions!

BenzBellBaird延时符Benzinventedthefirstcar.ThefirstcarwasinventedbyBenz.

Benzistheinventorofthefirstcar.延时符Bellinventedthefirsttelephone.Thefirsttelephonewasinvented

byBell.

Bellistheinventorofthefirsttelephone.延时符BairdinventedthefirstTV.ThefirstTVwasinventedbyBaird.

BairdistheinventorofthefirstTV.延时符Edison

thelightbulbpracticeWrightBrotherstheplane延时符1aLookatthethingsbelow.Inwhatorderdoyouthinktheywereinvented?Numberthem[1-4].1234延时符1apairworkA:IthinktheTVwasinvented

beforethecar.B:Well,IthinktheTVwasinvented

afterthecar.1324Doyouwanttoknowwhentheywereinvented?Canyoumakeconversationslikethis:延时符1b:ListeningListenandmatchtheinventionswiththeyears.1876188519271971dacb听力技巧：根据图片和年份的读法有效获取答案abcd延时符Benzinventedthefirstcarin1885.ThefirstcarwasinventedbyBenzin1885.Afterlistening1b,wecansaythesentenceslikethis:Benzthefirstcar1885延时符18761927延时符Pairwork1c

Makeconversationslikethis:Whenwasthetelephoneinvented?Ithinkitwas

inventedin1876.Theyareshoeswithspecial

heels,shoeswithlights,

andthehotice-cream

scoop.Howdoesthescoopwork?Itrunsonelectricity.用电运行lookattheseinventions鞋跟；足跟勺；铲子延时符shoeswithspecialheels有特殊鞋跟的鞋子shoeswithlights带有灯光的鞋子thehotice-creamscoop,runsonelectricity加热的冰激凌勺，电力运行Ithinkthesearespecialinventions,doyouknowwhattheyareusedfor?2a

Listenandnumbertheinventions1-3intheorderthatyouhearthem.123Listening延时符2bListenagainandcompletethechart.InventionWhatisit/aretheyusedfor?shoeswithspecialheels________thestyleoftheshoesshoeswithlightsseeing___________hotice-creamscoop________reallycoldice-creamn.样式;款式instyle流行的时髦的outofstyle过时的changinginthedarkserving听力技巧：仔细分析问题，找到关键词(for)，判断空白处所填词的正确形式beusedfor被用来做……,用来说明发明物的用途（=beusedtodosth）A:Whatarethey?B:Theyare……A:Whataretheyusedfor?B:Theyareusedfor…….Pairwork2cMakeconversationslikethis:practiceWhatis/are…usedfor?It’s/They’re…usedfor…A:Whenwasthetelephoneinvented？?B:Itwasinventedin1876.A:Whowasitinventedby?B:ItwasinventedbyBell.A:Whatisitusedfor?B:Itisusedfortalkingwithothers.Afterfinshing1bto2b,canyoumakeconversationslikethis:PairWorkjustchangetheinventionthetimeandtheinventor延时符Justnow,weknewsomethingaboutseveralinventionslikethetelephone,theTV,thecar,theshoes,thescoop.NowIwanttoshowyouanotherinvention,pleaselookatthefollowingpicture:延时符

Wherecanyouseeit?Wecanseeitondresses,coats,trousers,handbags,pencilboxes,schoolbags,shoes,...Sowecanseeitalmosteverywhere.zippern.拉链Leadin1.学校项目_____________2.乐意效劳/很荣幸_____________3.在我们的日常生活中_______________4.有道理____________5.看到一个网站_____________6.发明的先驱者________________________7.列出__________8.在那时__________haveapointinourdailylivesthepioneeroftheinventionbelistedwithpleasureatthattimecheckyourpreviewabout2dschoolprojectseeawebsite延时符1.Whatinventionaretheytalkingabout?2.Whenwasthezipperinvented?3.Andwhendiditgetpopular?4.Whowasthezipperinventedby?ThezipperItwasinventedin1893.Around1917ItwasinventedbyWhitcombJudson.Lookat2d:Readandanswerthequestions：Thezipperissuchasmallinvention.It___often____(use)inourdailylives.Wecanseezippersalmosteverywhere.The_______ofthezipper_______(list)onawebsite.It_________(mention)thatthezipper__________(invent)byWhitcombJudson___1893.Butatthattime,it__________(notuse)widely.It_______(become)populararound1917is

usedwaslistedwasinventedinwasn'tused语法填空becamepioneer

mentioned延时符Pleasereciteandshowyourself！Comeon！Thezipperissuchasmallinvention.Itisoftenusedinourdailylives.Wecanseeitalmosteverywhere.Theofthezipperwaslistedonawebsite.ItmentionedthatthezipperwasinventedbyWhitcombJudsonin1893.Butatthattime,itwasn'tusedwidely.Itbecamepopulararound1917.pioneerShowtime上台即勇者！延时符课堂达标

一、根据句意及汉语提示完成单词。1.Weshouldpayattentiontoourhealthinourd

lives.2.Pleasetrythis

(网站)．Ithinkit'sfantasticforbeginners.3.You'dbettermakeal

beforeshoppingtosavetime.4.