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1、Unit6 GoingwestⅠ.BriefStatementsBasedontheUnitThefamousBritishnovelistDefoeoncewroteanovelRobinsonCrusoe,whichdescribesthemaincharacter’ssurvivalonadesertedislandformorethan27years.Thereasonwhyhesucceededinsurvivingwasthathehadastrongwillandperseverance,hadthedetermina
2、tiontoovercomedifficultyandconquernature.InthehistoryofAmerica,thefamous“Goingwest”tellsusthespiritandperseverancetheexplorershadwhenmovingwest.Thesearejustthekeytotheirsuccess.Similarly,in1925atruehistoricalevent—whenmanychildrenwereindesperateneedofvaccine,theseawasfro
3、zen,theplaneswerestoredandtherewasnorailway.Sotheonlywaywouldbearelayofdogteams.Twentytoughdriverswiththeirdogteamsrodedayandnightandtookonly127hourstocompletethetask.Whatimpressesusmostisthosetrueheroes—dogs.Allthesemovingstorieswilltellusthetruthoflife—whenyouquit,fai
4、lurewillhappen.Togoonunityousucceediswhatlifeisallabout.Thisiswhatwewilllearnfromtheunit.Besides,thestudentswilllearnsomeusefulwordsandphrasesprovidedbythematerials.InGrammar,thestudentswillreviewtheAttributebydoingsomeconcernedexercises.Attheend,practisewritingastory.In
5、ashort,wenotonlyimproveourintegratingskillsinusinglanguagebylistening,speaking,readingandwriting,butalsolearnthetruthoflife.Ⅱ.TeachingGoals1.Talkaboutperseveranceandsuccess.2.Practisetalkingaboutability.3.ReviewtheAttribute.4.Writeastory.Ⅲ.BackgroundInformationDip
6、htheriaNobacterialdiseaseofhumanshasbeenassuccessfullystudiedasdiphtheria.Hippocratesprovidedthefirstclinicaldescriptionofdiphtheriainthe4thcenturyB.C.TherearealsoreferencestothediseaseinancientSyriaandEgypt.Inthe17thcentury,murderousepidemicsofdiphtheriasweptEurope;in
7、Spainthediseasebecameknownas“Elgaratillo”(thestrangler),inItalyandSicilyas“thegulletdisease”.Inthe18thcentury,thediseasereachedtheAmericancolonieswhereitreachedepidemicproportionsabout1735.Often,wholefamiliesdiedofthediseaseinafewweeks.Forsomeyears,beginningabout1910,TA
8、T(aToxin-Anti-Toxincomplex)wasusedforactiveimmunizationagainstdiphtheria.TAThadtwoundesirablecharacteri