Unit6SectionA(1a2d)课件人教版英语九年级全册

Unit6

Whenwasitinvented?SectionA(1a—2d)objectives1.Tolistenandtalkabouttheimportantinventionsandtheirhistory,using

passivevoice

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

What

is/are…usedfor?

Itis/theyareusedfor...9/24/2024WhataretheFourGreatInventionsOfourcountry?Doyouknow?9/24/2024paper-making造纸术compass指南针printing印刷术gunpowder火药9/24/2024lightbulb1879When

was

it

invented?It

wasinvented

in

1879.Who

was

it

invented

by?It

wasinvented

by

Edison.What’situsedfor?It’susedforseeinginthedark.9/24/2024Car1885When

was

it

invented?Who

was

it

invented

by?Whatisitusedfor?Benz.It

wasinvented

in

1885.Itisusedfortravelingfast.It

wasinvented

by

Benz.9/24/2024

Lookatthethings.Inwhatorderdoyouthinktheywereinvented?1aListeningListenandmatchtheinventionswiththeyears.1b___1876___1885___1927___1971dacbStudentB,coverthedates.StudentA,askStudentBwhenthethingsinthepicturein1bwereinvented.Thenchangerolesandpracticeagain.Practicing1cWhenwasthetelephoneinvented?Ithinkitwasinventedin1876.Whenwasthecarinvented?Itwasinventedin1885.WhenwastheTVinvented?Itwasinventedin1927.Whenwasthecomputerinvented?Itwasinventedin1971.Listenandnumbertheinventions[1-3]intheorderyouhearthem.2a听力原文beusedfor被用做于……InventionWhatisit/aretheyusedfor?shoeswithspecialheels_________thestyleoftheshoesshoeswithlightsseeing___________hotice-creamscoop______reallycoldice-creaminthedarkservingListenagainandcompletethechartbelow.changing2bPaul:HeyRoy,thesubjectformyschoolprojectis“Smallinventionsthatchangedtheworld.”Canyouhelpmethinkofaninvention?Roy:Mypleasure!Letmethink…hmm…Iknow!Thezipper!Paul:Thezipper?Isitreallysuchagreatinvention?

Roy:Thinkabouthowoftenit’susedinourdailylives.Youcanseezippersondresses,trousers,shoes,bags…almosteverywhere!2dRole-playtheconversation.Paul:Well,youdoseemtohaveapoint…Roy:Ofcourse!IthoughtaboutitbecauseIsawawebsitelastweek.Thepioneersofdifferentinventionswerelistedthere.Forexample,itmentionedthatthezipperwasinventedbyWhitcombJudsonin1893.Butatthattime,itwasn’tusedwidely.

Paul:Really?Sowhendiditbecomepopular?Roy:Around1917.Whoinventedthezipper?ThezipperwasinventedbyWhitcombJudson.2.Whenwasthezipperinvented?Itwasinventedin1893.3.Whenwasitfirstusedwidely?Itwasfirstusedwidelyinaround1917.Readthedialoguein2d,thenanswerthequestionsbelow.根据课本2d内容回答下列问题。1.What'sthesubjectforPaul'sschoolproject?__________________________________________________________2.WheredidRoyfindinformationaboutthezipper?__________________________________________________________Smallinventionsthatchangedtheworld.

Onawebsite.3.Whoinventedthezipper?__________________________________________________________4.Whendidthezipperbecomepopular?__________________________________________________________WhitcombJudson.Around1917.考点Whenwasthetelephoneinvented?辨析词义用法inventv.发明；创造指通过研究和实验发明出前所未有的东西。discoverv.发现指发现自然界本来已经存在，但以前未被人类发现或认识的事物。createv.产生；创造指有目的地把原材料制成新产品，也指创造出原来不存在的东西，如艺术品、理论等，通常需要想象力和创造力。考点

Withpleasure!

辨析含义及用法withpleasure意为“当然了；很愿意”，常用于回答对方的请求。(It's)mypleasure意为“不客气；很乐意效劳”，常用于回答对方的感谢。考点Forexample,itmentionedthatthezipperwasinventedbyWhitcombJudsonin1893.4.昨天他提到要搬到新楼去。Yesterdayhe____________________tothenewbuilding.5.我想知道你是否向米兰达提过这个想法。Iwonderifyouhave__________theidea__________Miranda.mentionedmovingmentionedto一、根据句意及汉语提示填空。1.Damingisbusymakinga__________(清单)ofthingsforhiscampingtripnow.2.Wecanlookthroughthe__________(网站)tofindsomeinformation.3.Thedressisinthelatest__________(款式).What'smore,it'snotexpensive.listwebsitestyle4.QianXuesenwasthe__________(先驱)ofChina'sspacetechnologyprogram.5.Travellingabroadinsuchashorttimeseemedimpossiblebeforetheplanewas__________(发明).pioneerinvented二、根据汉语意思完成句子(每空一词)。1.他表达了一个不同的观点，而且他说的似乎有道理。Heexpressedadifferentopinionandseemedto______________________________.2.对于一个这样重要的决定，我需要再三斟酌。Ihavetothinktwiceabout________________________________________.haveapointsuchanimportantdecision3.在我们的日常生活中，学习一些急救知识是很必要的。It'snecessarytolearnsomeknowledgeaboutfirstaid_________________________________.4.这种共享单车靠电力运行，16岁以下的儿童禁止骑这种车。Thiskindofsharedbikes______________________________and