初中英語-unit6 When was it invented教學(xué)課件設(shè)計

TextinhereTextinhereAsmallinventioncanchangetheworld.

一件小發(fā)明能改變世界。Ourtopic：Invention(發(fā)明物)Unit6Whenwasitinvented?（發(fā)明）

SectionA1a-2c情感目標(biāo)通過熟悉我們經(jīng)常使用的發(fā)明物的歷史開闊眼界，豐富自己的閱歷，使自己養(yǎng)成勤于思考、善于總結(jié)的好習(xí)慣。知識目標(biāo)能掌握以下單詞：heel,scoop,electricity,style2)能掌握以下句型：①

Whenwasitinvented?②

Itwasinventedin1876.

能力目標(biāo)能夠談?wù)撝匾l(fā)明的歷史及用途，針對發(fā)明的用途及特點，發(fā)表自己的看法，并說明理由。

HeisanThelightbulbswereinventedbyhim.一般過去時的被動語態(tài)：was/were+doneHeinventedthelightbulbs.HeisEdison..inventor.(發(fā)明家)電報機(jī)留聲機(jī)電燈泡SomeinventionsofEdison(愛迪生)Therearemanygreatinventionsinourlife.Someofthemareveryusefulinourworkorstudy.Canyousayaninventionaroundus?Let’swatchsomepicturesofamazinginventions.多功能餐桌躺著看書的時候一只手指就可以按住書頁，省時省力。

耳機(jī)掛鉤

蛋黃分離器

Whichdoyouthinkthemostimportantinvetionis?computertelephonecarTVInwhatorderdoyouthinktheywereinvented?Let’sguess.Youcanuse“before/after”.computertelephonecarTVForexample:IthinktheTVwasinvented

beforethecar.一般過去時的被動結(jié)構(gòu)：was/were+doneIthinktheTVwasinventedbeforethecar.Well,IthinktheTVwasinventedafterthecar.computertelephonecarTVListenandmatchtheinventionswiththeyears.1b

1876188519271971abcdCanyouanswerthequestions?.Didgrandma’sfamilyhaveacar?Didgrandma’sfamilyhaveaTV?Why?Yes,theyhadacar.No,theydidn’thaveaTVbecausetheycouldn’taffordone.看圖完成句子,小試身手。1.(1885,invented)Cars______________in1885.2.(around1927,invented)

TheTV______________around1927.wereinventedwasinvented看看你能用被動語態(tài)做句子嗎？3.(1971,invented)Thepersonalcomputer__________________1971.4.(1896，invented)

Thetelephone_________________________.wasinventedinwasinventedin1876Canyoumakeyourownsentences?PairWorkIt’timeforyoutoshowyourself.（大顯身手）1876188519271971--Whenwasthetelephone/…invented?--Itwasinventedin_____.PairWorkT:When

was

thetelephoneinvented?S:Itwasinventedin1876.T:

Who

was

it

inventedby?S:It

wasinventedbyBell.Showyouanexample..Bell1876188519271971--Whenwasthetelephone/…invented?--Itwasinventedin_____.PairWork發(fā)明者：Carl

發(fā)明者:Atanasoff阿塔那索夫BairdNowI’mmeetingsometrouble,canyougivemeaninvention?Youcanwearshoeswithspecialheels.

Iwanttobeastallasher.鞋跟TroubleOne:HowdowesaytheminEnglish?Ilikeice-creamverymuch,butI’mafraidofcoolice-cream.WhatshouldIdo?Youcanuseahotice-creamscoop.(勺子)Itrunsonelectricity.(電，電能)TroubleTwo:【備選要點】1.scoopn.勺;鏟子【語境領(lǐng)悟】*Itisahotice-creamscoop.

*Pleasescoopascoopofwaterforme.Let’sfindtheuseof“scoop”together它是一個加熱冰淇淋的勺子。請給我舀一勺水。scoop作動詞時,意為

作名詞時,意為“用勺舀”,“勺子”。搶答看誰的嘴快【學(xué)以致用】請給我一勺湯。Pleasegivemea____________________soup.答案:scoopof2.electricityn.電;電能【語境領(lǐng)悟】*Itrunsonelectricity.*Heboughtanelectricfanyesterday.它是電動的。他昨天買了一臺電風(fēng)扇。【妙辨異同】electricity與electric的異同electricityelectric名詞,意為“電;電能”形容詞,意為“電的;帶電的;電動的”Whocansummarytheuseofthem?【學(xué)以致用】Themachineisdrivenby__________(electric).答案:electricityIalwayshitmytoeagainstsomethingonthewaytothebathroomatnight.

Youcanwearapairof

shoeswithlights..TroubleThree:Listenandnumbertheinventions[1-3]intheorderyouhearthem.2a

______Shoeswithspecialheels_______shoeswithlights_____hotice-creamscoop,runsonelectricity312Whataretheyuesedfor?Listenagainandcompletethechartbelow.2b

InventionWhatisit/aretheyusedfor?(用作...)shoeswithspecialheels

thestyleoftheshoesshoeswithlightsseeing

hotice-creamscoop

reallycoldice-creamchanginginthedarkwhenyougetupatnightserving2c

OralPracticeCanyousaytheuseofsomeinventions?A:Whataretheyusedfor?B:They’reusedfor…Whatisthephoneusedfor?Itisusedfor

talkingwithpeople.搶答再次進(jìn)行Whatisthealarmclockusedfor?Itisusedforwakingpeopleupinthemorning.Whatisthebikeusedfor?Itisusedforriding.Whatisthelightbulbusedfor?Itisusedforgivinglight.In2013,IwenttoDeZhoutovisitsomeinventions.TheywereinventedbystudentsfromthesecondMiddleSchoolofDeZhou.Let’swatchtogether.Afterwatchingtheinventions,howdoyoufeel?Theseinventorsarestudentslikeyou,theycaninventtheseinventions,canyou?summary1.Learnsomenewwords:inventheelscoopelectricity2.Someusefulsentences:Whataretheyusedfor?Whenwasitinvented?3.Learnthestructureof

“Thesimplepastpassivevoice”(一般過去時被動語態(tài)):was(were)+done(P.P.)Homework:1.Inventasmallinventionthatcanbeusedinourdailylife.2.Searchforthepioneersofdifferentinventions.

【學(xué)以致用】1.(2014·成都中考)—Doyouknowwhoinventedthetelephone?—No.Ionlyknowit______in1876.invented

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