Unit6Whenwasitinvented?SectionA2a~2d學(xué)習(xí)目標(biāo)1.掌握單詞：heel,scoop,electricity,style,inthedark,invention,inventor2.能掌握以下被動(dòng)語(yǔ)態(tài)句型：①—Whenwasthetelephoneinvented?—Ithinkitwasinventedin1876.②—Whataretheyusedfor?

—Theyareusedforseeingatnight.3.練習(xí)被動(dòng)語(yǔ)態(tài)inventv.發(fā)明inventorn.發(fā)明家inventionn.發(fā)明e.g.Edison,agreatinventor,invented

manygreatinventionsduringhislife.REVIEWThesearewell-knowninventions.Doyouknowanyotherinventionsmoreinteresting?.heelscoopDoyouknowshoeswithspecialheels?Didyouusespecialscoops?LookandsayA:WhenwastheTVinvented

?B:Ithinkit__________________________.wasinventedin19211921LookandsayA:Whenwasthecopmputerinvented

?B:Ithinkit__________________________.wasinventedin19711971shoeswithspecialheelsshoeswithlightshotice-creamscoop,runsonelectricity1.Whatcanyouseeonthetable?2.Whatistheboydoing?3.Whatisthegirldoing?4.Whatisthescoopusedfor?5.Whataretheshoesusedfor?Pre-listeningLookatthepictureandanswerthequestions.heeln.鞋跟；足跟scoopn.勺；鏟子electricityn.電；電能While-listeningListenandnumbertheinventions[1–3]intheorderyouhearthem.1232bMatchtheinventionswiththeirinventorsanduses.InventionshoeswithadjustableheelsShoeswithlightsheatedicecreamscoopWhowasit/weretheyinventedby?ChelseaLanmonJayceCoziarandJamieEllsworthJulieThompsonWhatisit/aretheyusedfor?scoopingreallycoldicecreamseeinginthedarkchangingthestyleoftheshoesThe

specialslipperswereinventedby

alazyman.Theyareusedforcleaningthefloor.

Thisspecialhat

wasinventedby

Susan.Ithasmanycolorsandisusedfor

takingphotos.

Itcantakeaphotoofyoubyyourself.Thissmall

airfan

wasinventedby

Tom.Itisusedforcoolingthehotfood.

Itrunsonelectricity.heeln.鞋跟;足跟high-heeledshoesshoeswithspecialheels帶特殊鞋跟的鞋lowheelhighheelshoeswithlights發(fā)光的鞋2c:Pairwork:Roleplayconversationsusingtheinformationinthechartabove.A:

Whatisit/arethey?B:Itis/Theyare...A:

Whowasit/weretheyinventedby?B:Itwas/Theywereinventedby...A:

Whatisit/aretheyusedfor?B:It's/They'reusedfor…

What’sthis?zipper

Wherecanyouseeit?pantsbagsshoesjacketsdressestrousers…Readthepassagequicklyandanswerthequestions.Whatisthesubjectfortheirschoolproject?2.WhatkindofinventiondoesRoythinkof?

3.WhydoesRoythinkitisagreatinvention?4.Whoandwhenwasthezipperinvented?5.Whendidthezipperbecomepopular?Smallinventionsthatchangedtheworld.Thezipper.Becauseitisoftenusedinourdailylives.WhitcombJudsonin1893.Around1917.electricityn.電;電能hotice-creamscooprunsonelectricityscoopn.勺;鏟子scoop冰激凌加熱勺,靠電力驅(qū)動(dòng)Paul:HeyRoy,thesubjectformyschoolprojectis“Smallinventionsthatchangedtheworld”.Canyouhelpmethinkofaninvention?Roy:With

pleasure!Letmethink...hmm...Iknow!Thezipper!Paul:Thezipper?Isitreallysuchagreatinvention?Roy:Thinkabouthowoftenit’susedinourdailylives.Youcanseezippersondresses,trousers,shoes,bags...almosteverywhere!Role-playtheconversation.TapescriptAlex:

Hi,

Carol.

Wow,

what

are

those?

Carol:

Hello,

Alex.

Oh,

these

are

some

of

the

interesting

inventions

that

I’m

writing

about

for

my

English

homework.

Alex:

I

see…What’s

that,

then?

Carol:

They’re

shoes

with

lights.

You

use

them

for

seeing

in

the

dark

when

you

get

up

at

night.Alex:

Oh,

that’s

a

cool

idea!

I

always

hit

my

toe

on

something

on

the

way

to

the

bathroom

at

night.Paul:Well,youdoseemtohaveapoint...Roy:Ofcourse!IthoughtaboutitbecauseIsawa

websitelastweek.Thepioneersofdifferentinventionswerelistedthere.Forexample