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TeachingpurposeToprovideacomprehensivereviewofkeyvocabularyandfunctionspresentedintheunitTalkaboutthehistoryofinventions.ReviewthepassivevoiceinthepasttenseWordsandPhrases:Website,doubt,mention,byaccident,allofasudden,bymistake,notonly…butalso.
Askfourstudentstopreparefourcardsonwhichtherearefoursentences1.Thetelephonewasinventedin18852.Thecarwasinventedin18763.TheTVwasinventedaround1927.4.Thecomputerswereinventedin1971.TeachingprocedurePurpose:reviewthetimeoffourmoderninventionsusingthepassivevoiceinthepasttenseAskotherfourstudentstopreparefourpicturesofacar,aTV,atelephone,andacomputer.Thefirststudentwhoisholdingthepictureofthetelephonesays:Thisisatelephone.Whenwasitinvented?Thesecondstudentwhoisholdingthecardofthesentencesays:Thetelephonewasinventedin1876.ThepurposeofthestepistoreviewthepassivevoiceinthepasttenseorallyandmaketheatmosphereinclassmoreactiveLetthereststudentsfindtheircorrectpartnersinaccordancewiththeexampleaboveT:Allofthesearemoderninventions.Theymakeourlifeconvenientandwidenoursightsandlearnknowledgeaboutlife.T:Therearemanykindsofinventionsintheworld.Somearemodern,someareinteresting.Herearetheinterestinginventions.T:Showthepicturesofshoeswithlights,aspecialice-creamscoopandshoeswithspecialheelstothestudents.T:Askthestudentstodiscusstheuseofthethreeinterestinginventionsingroupsoffourorfiveinfiveminutes.Afterthat,askthestudentstopresenttheirideas.TheuseoftheinventionsShoeswithlightsareusedforseeinginthedarkwhenyougetupatnight.Aspecialice-creamscoopisusedforservingreallycoldice-creamShoeswithspecialheelsareusedforchangingthestyleoftheshoesPurpose:revisetheuseofthesmallinventionsusingthepassivevoiceT:Theseinventionsarenotonlyinterestingbutalsouseful.T:Smallinventionschangetheworld.T:ThereisanothersmallinventioninSectionA.T:Whatisit?Yes,thezipper.T:It’ssmallbutgreat.Whenandwhoinventedit?Ss:ThezipperwasinventedbyWhitcombJudsonin1893.T:inadditiontotheseinventions,thereareinventionsthatareinventedinsurprsingways.(askstudentstodiscussthethreeinventionsingroups).Ss:Teawasinventedbyaccident.ItwasfirstdiscoveredbyShenLong.Ss:PotatochipswereinventedbyacookcalledGeorgeCrum.Theywereinventedbymistake.Ss:BasketballwasinventedbyaCanadiandoctornamedJamesNaismithin1891.Hewasaskedtothinkofagamethatcouldbeplayedinwinter.T:Inventorsaregreat.Hereissomeinformationabouttheinventors.T:Openyourbooksatpage48.Completethepassagewiththecorrectformsofthewordsinthebox.Itisoftendifficulttodecideontheinventorofcertaininventions.Thisisbecausesometimesafewpeoplemay________thingswhicharenearlythesame.It’shardtotellwhocameupwiththeideafirst.Someinventionscanalsoleadtootherinventions________________.Somepeople___________whethertheinventorcameupwiththeideahimselforherself.Theythinkthattheinventorusedsomeoneelse’sideatocreatehisorherinvention.Thatiswhybooksor__________usually___________morethanoneinventorwhengivinginformationaboutinventions.
inventdoubtmentionwebsiteallofasuddeninventallofasuddendoubtwebsitesmentionAfterthat,askstudentstoreadtheshortpassageloudly.ThenaskthemtotranslateitintoChineseifnecessary.Purpose:inordertoattracttheattentionoftheweakerstudentsinEnglishlearningandtrytoimprovetheirEnglishT:Manysentencesaboutinventionsarewrittenintheformofthepassivevoiceinthepasttenseinunitsix.Let’sdothefollowingexercise:Rewritethesesentencesusingthepassivevoice.1.Someonestolemywatch.2.Theyusedfiveeggstomakethisbigcake.3.Whendidtheyinventthepersonalcomputer?4.Theyaskedusnottoruninthehallway.5.Someonetookthevideobacktothestore.Ss:Afterfinishingtheexercise,thestudentsdiscusstheanswersinfour,thensharetheminclass.Isitdifficulttobecomeaninventor?Pleasewatchavideo.Afterwatchingit,youwillhaveyourownidea.Ibelieveyoumusttakeanactiontoinventsmallinventions.Playavideoaboutsomesmallinventions.Purpose:trytoinspirestudents’confide
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