2023學年完整公開課版九年級Grade 9 unit 6 Section A 2a-2d

Whenwasitinvented?Unit6SectionA2a-2dLet’swatchavideo!

1.Whatobjectsdidyouseeinthevideo?straw2.Whatarethecolorfullightbulbsandthehairbandmadeof?Canyouanswerthesequestions?colorfullightbulbshairhandStraws.3.What’sthisvideoabout?Smallinventionsinourdailylives.Whatsmallinventionsdoyouknowinourdailylives?Let’sseesomemoresmallinventionsinourdailylives.Aretheyspecial?Whichpartofthemisspecial?Whataretheyusedfor?Whatsmallinventionscanyouseeonthetable?2aListenandnumbertheinventions[1-3]intheorderyouhearthem.132Whataretheyusedfor?Firstly,Iheard…Secondly,Iheard…Lastly,Iheard…Invention

Whatisit/aretheyusedfor?shoeswithspecialheels___________thestyleoftheshoesshoeswithlightsseeing__________________hotice-creamscoop________reallycoldice-cream2bPredictbeforelistening.

v-ing

n./adv./phrases

v-ingListenagainandcompletethechartbelow.2bInvention

Whatisit/aretheyusedfor?shoeswithspecialheels___________thestyleoftheshoesshoeswithlightsseeing__________________hotice-creamscoop________reallycoldice-creamchanginginthedarkserving____is/areusedfor______.SectionA,2a,2bAlex:Hi,Carol.Wow,whatarethose?Carol:Hello,Alex.Oh,thesearesomeoftheinterestinginventionsthatI’mwritingaboutformyEnglishhomework.Alex:Isee…What’sthat,then?Carol:They’reshoeswithlights.Youusethemforseeinginthedarkwhenyougetupatnight.Alex:Oh,that’sacoolidea!Ialwayshitmytoeonsomethingonthewaytothebathroomatnight.Carol:Nextisaspecialice-creamscoop.Thisismyfavoriteinvention.Itrunsonelectricityandbecomeshot.Alex:Iknowwhat’sitfor!It’susedforservingreallycoldice-cream.Carol:Yes,that’sright!ThelastinventionI’mgoingtowriteaboutisshoeswithspecialheels.Youcanmovetheheelsupanddown.Alex:Whataretheyusedfor?Carol:Well,youcanchangethestyleofyourshoes.Youcanraisetheheelsifyouaregoingtoapartyorlowerthemifyouarejustgoingoutforshopping.Listenandread.2cMakeconversationsusingtheinformationin2b.A:What’sthis?B:It’sapairof…A:What’situsedfor?B:Itisusedfor…A:Howabout….？Whataretheyusedfor?B:They’re

used

for…Whichinventionin2aisthemostusefulforyou?Why?Ithinktheshoeswithlightsarethemostusefulformebecauseithelpsmeseethingsclearlyatnight.WhenIwasaboutyourageinjuniorhighschool,myhistoryteacheroncesaidthisisaninventionwhichchangedtheworld.1.What’sthis?2.Wherecanweseeit?3.Doyouthinkit’saninventionthatchangedtheworld?Whyorwhynot?Thezipper.Onbags,trousers,shoes…2dListenandcompletethechart.InventionWhitcombJudsonTimeItwasinventedin__________.Itbecamepopulararound________.PlaceYoucanseezippersondresses,trousers,_________,bags,almost_____________.Thezipper.Inventor18931917shoeseverywheren.assignment,homeworkreasonableadj.everyday

www.

v.say,referton.thefirstpeople

todosth.Doyouknowthemeaningsofthewordsorphrasesintheboxes?1.Whydotheytalkaboutthezipper?2.WasRoygladtohelpPaul?3.DidPaulagreewithRoyatfirst/finally?4.WheredidRoyfindtheinformationaboutthezipper?Underlinethekeysentencestothequestionsandthenanswertheminyourownwords.Watchthevideoandthenrole-playtheconversation.The2.___________ofthezipper3.___________yougo,youcanseezippersalmosteverywhere.The4.___________ofthezipperWhitcomJudson5.___________thezipperin1893.Moreandmorepeopleknewitinthe6.__________century.Completethechartwithyourbooksclosed.1.________,thesmallinventionthatchangedtheworldZipperpopularityNomatterwhere/Whereverhistoryinvented20th/twentiethinventionswhowhenwhatisitusedforumbrellaLuBanaround1,000BCprotectingpeoplefromtherainorhotsunglassesBacon1289seeingthingsclearlyforsomeonewhoisshortsightederaserEdwardNaime1770removingsth.thathasbeenwrittenusingapencillightbulbEdison1879givingofflightwhenit’sdarkYourfriendneedstodoaschoolprojectcalled“Smallinventionsthatchangedtheworld”andasksyouforhelp.Makeaconversationwithyourpartnerusingtheinformationinthechart.A:Hey…,thesubjectformyschoolprojectis“Smallinventionsthatchangedtheworld”.

Canyouhelpme…B:Withpleasure!Ithinkit’s…A:…?Isitreallysuchagreatinvention?B:Thinkabouthowoftenit’susedinourdailylives.Itisused...Itwasinventedby…A:Well,youdoseemtohaveapoint.Whenwasitinvented?B:Itwasinventedin…Summary:Whatdidwelearninthisclass?NewwordsandphrasesInventionsinourdailylives

Thoughts

heel;scoop;electricity;style;project;pleasure;zipper;daily;haveapoint;website;pioneer;list;mentionshoeswithspecialheelshotice-creamscoopwhichrunsonelectricityTherearemanysmall___________(invent)thatchangetheworld.inventionsTomakelife_______(good),youcanbecomean_________(invent)yourselfaslongasyouhavea________(create)mind.betterinventorthezippershoe