+Unit6+When+was+it+invented？+SectionA+2a-2d-人教版九年级英语全册

Unit6Whenwasitinvented?SectionA2a-2dA:When____thetelephone_______?B:Ithinkitwas________

_____1876.wasinventedinventedinA:Whenwasthecarinvented?B:Ithinkit___________1930.

A:When____theTV_________?B:Ithinkitwasinvented

in1927.A:Whenwasthecomputerinvented?B:Ithinkit_____________in1976.Completethesentencesandthenpracticeinpairs.wasinventedinwasinventedwasinventedRules:StudentAcomestotheblackboard,anotherstudentdescribes(描述)theinvention.StudentAguesseswhatitis,using“Isita/an…?”Remember!Don’tmention(提到)thenameoftheinventions.Guessinggame你来描述我来猜inventionwhenwhywhowherehowTheinventionwasinvented

in

______.Itwasinvented

by____________.Itisused

for_________________________________________.Guessinggame“Isita/an…?”…1903twobrotherstakingpeoplefromoneplacetoanotherinventionwhen:who:how:Read,studyandlearnabouteverythingimporantinyourlife1.Whatcanyouseeonthetable?2.Whatistheboydoing?3.Whatisthegirldoing?4.Whatisthescoopusedfor?5.Whataretheshoesusedfor?Pre-listeningLookatthepictureandanswerthequestions.heeln.鞋跟；足跟scoopn.勺；铲子electricityn.电；电能2aRead,studyandlearnabouteverythingimporantinyourlifeWhile-listeningListenandnumbertheinventions[1–3]intheorderyouhearthem.1232aRead,studyandlearnabouteverythingimporantinyourlife“Isita/an…?”inventionwhen:who:how:Itwasinvented

in________.…Itisused

for_____________.…1880/anEnglishman1976;America1876Read,studyandlearnabouteverythingimporantinyourlifeThe

specialslipperswereinventedby

alazyman.Theyareusedforcleaningthefloor.

Thisspecialhat

wasinventedby

Susan.Ithasmanycolorsandisusedfor

takingphotos.

Itcantakeaphotoofyoubyyourself.Thissmall

airfan

wasinventedby

Tom.Itisusedforcoolingthehotfood.

Itrunsonelectricity.Read,studyandlearnabouteverythingimporantinyourlifeheeln.鞋跟;足跟high-heeledshoesshoeswithspecialheels带特殊鞋跟的鞋lowheelhighheelshoeswithlights发光的鞋Read,studyandlearnabouteverythingimporantinyourlifeInventionsWhatisit/aretheyusedfor?shoeswithspecialheels____________

thestyleoftheshoesshoeswithlightsseeing________________hotice-creamscoop______________

reallycoldice-creaminthedarkchangingservingTips：首字母快速笔记Listenagainandcompletethechartbelow,payattentiontothestructure“beusedfor”.2bWhile-listeningRead,studyandlearnabouteverythingimporantinyourlifeRead,studyandlearnabouteverythingimporantinyourlifePaul:HeyRoy,thesubjectformyschoolprojectis

“Smallinventionsthatchangedtheworld”.Canyouhelpmethinkofaninvention?Roy:Withpleasure!Letmethink...hmm...Iknow!

Thezipper!Paul:Thezipper?Isitreallysuchagreatinvention?Roy:Thinkabouthowoftenit’susedinourdailylives.Youcanseezippersondresses,trousers,shoes,bags..almosteverywhere!Paul:Well,youdoseemtohaveapoint…Roy:Ofcourse!IthoughtaboutitbecauseIsawawebsitelastweek.Thepioneersofdifferentinventionswerelistedthere.Forexample,itmentionedthatthezipperwasinventedbyWhitcombJudsonin1893.Butatthattime,itwasn'tusedwidely.Paul:Really?Sowhendiditbecomepopular?Roy:Around1917.n.

项目；工程adj.

每日的；日常的有道理pioneern.先锋；先驱n.网站它提到……Role-playtheconversation.很乐意Read,studyandlearnabouteverythingimporantinyourlifeTop10“inventions”thatchangedtheworld1.GPSTechnology2.TheSonyWalkman3.TheBarcode(条形码)4.TVDinners(冷冻快餐)5.PlayStation(家庭电视机游戏)Read,studyandlearnabouteverythingimporantinyourlife8.ElectronicMoney6.SocialNetworking7.Textmessages9.Microwaves10.TrainersRead,studyandlearnabouteverythingimporantinyourlifeGreatinventionsmakeourlife______________________________________Withoutinventions,ourlifewillbemoredifficultandlesspleasant.conclusionNoinventions,nolife!创造使生活更美好！mucheasierandmorecomfortable.Read,studyandlearnabouteverythingimporantinyourlife2c1.Whataretheyusedfor?它们是用来做什么的？

beusedforsth./doingsth.意为“被用来做某事”，表示用途或目的，后接名词或动名词，相当于beusedtodosth.►Clothesareusedforkeeping(=tokeep)warm.►Woodcanbeusedforbuilding(=tobuild)houses.►Thestickisusedtowriteontheblackboard.LanguagePoints

Read,studyandlearnabouteverythingimporantinyourlifeRead,studyandlearnabouteverythingimporantinyourlifeusedtodosth.意为“过去常常做某事”。►IusedtosmokewhenIwasyoung.usesth.todosth.意为“使用某物来做某事”,其被动结构为“sth.beusedtodosth.”。

►Theseknivesareusedtocutpies.beusedas意为“被用作……，被作为……使用”。►EnglishisusedasaforeignlanguageinChina.beusedby意为“被……使用”。►Rubbersareoftenusedbystudentstocorrectmistakes.Read,studyandlearnabouteverythingimporantinyourlifeDoyouknowtheseinterestinginventions?whataretheyusedfor?Read,studyandlearnabouteverythingimporantinyourlifeThezipper?Isitreallysuchagreatinvention?Thinkabouthowoftenit’susedinourdailylives.Youcanseezippersondresses,trousers,shoes,bags…almosteverywhere!adj.每日的；日常的Read,studyandlearnabouteverythingimporantinyourlife2dForexample,itmentionedthatthezipperwasinventedbyWhitcombJudsonin1893.Butatthattime,itwasn’tusedwidely.

v.提到;说到Read,studyandlearnabouteverythingimporantinyourlifeWell,youdoseemtohaveapoint…Ofcourse!IthoughtaboutitbecauseIsawawebsite

lastweek.Thepioneersofdifferentinventionswerelistedthere.n.网站n.

先锋;先驱v.

列表;列清单n.

名单;清单Read,studyandlearnabouteverythingimporantinyourlifeMakingconversationswiththethingsaroundus,suchaspens,rulers,knives,andsoon.A:Whatisit?B:Itisacar.A:Whatisitmadeof?B:Itismadeofsteel.A:Whowasitinventedby?B:Idon’tknow.A:Whenwasitinvented?

B:Itwasinventedin1885.A:Whatisitusedfor?B:Itisusedforgoingtowork.Read,studyandlearnabouteverythingimporantinyourlife完成句子：1.汽车是什么时候发明的？它是在1885年被发明的。When_________thecar________?It_______________1885.2.带灯的鞋子是什么时候发明的？是去年发明的。When____shoeswithlights______?They__________lastyear.wasinventedwasinventedinwere