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Reading1Unit2Twolife-savingmedicinesUnit2课件描述：本课件为reading第一课时。课件分为六部分，首先通过问题导入文章，加以听力，泛读，精读训练帮助学生了解文章大意，继而介绍文章阅读技巧，最后是巩固和复习部分。本课教学主要通过介绍技巧，辅助学生掌握大意，了解文章重点难点，并在其中贯穿听说基本训练。达到听、说、读的综合训练效果。Unit2Reading1—Let’swarmupFillintheblanks•Agood_________tastesbitter.•Laughisthebest____intheworld.•Thereisno______againstdeath.Question:Whatdogoodmedicineshaveincommon?Althoughthereisnomedicineagainstdeath,butgoodmedicinescanmakepeoplefeelbetter,andsavepeople’slives.Twolife-savingmedicinesWhatmedicineshaveyouevertaken?Andwhatdoyouknowaboutthem?Whataboutthetwomedicines?Howmuchdoyouknowaboutthetwomedicines?Whoinventedthetwomedicines?Whatillnessescanthetwomedicinesbeusedtotreat?1.Whenwasaspirinfirstsoldasatablet?In1900.2.WhatdidFleming,FloreyandChainshare?TheNobelPrize.ListentothearticleandtrytoanswerthequestionsinC1onpage20.Answers:1.About2500yearsago.2.In1897.3.Itcanalsohelpreducetheriskofheartattacksbythinningblood,preventastroke,reducetheriskofcoloncancer,increasethelengthofpeople’slivesandhelpwithdiabetes.4.Inthemouldthatkilledbacteria.5.Itcanbeusedtotreatbacterialillnessesandotherillnessesincludingpneumonia.6.BecauseFlemingdiscoveredpenicillinandtheothersturneditintothegreatdrugwhichsavedmillionsoflives.In1900:In1950:In1971:In1977:In2003:soldinshopsasatabletasthebest-sellingpainkillerrecordedintheGuinnessBookprovedtobeablood-thinningmedicineusedtopreventastrokeusedtoreducebloodsugarlevelsDevelopmentofaspirin:In1928:WorldWarII:In1945:discoveredbyAlexanderFlemingfoundnewchemicaltechniquestopurifyitallthescientistssharedtheNobelPrizeDevelopmentofPenicillin:Fillintheboxes.Soldinshopsasatablet19001928DiscoveredbyAlexanderFlemingWorldWarIIFoundnewchemicaltechniquestopurifyitAllthescientistssharedtheNobelPrize1945Asthebest-sellingpainkillerrecordedintheGuinnessBook195019711977200319001928WorldWarII19451950197119772003Provedtobeablood-thinningmedicineUsedtopreventastrokeUsedtoreducebloodsugarlevelsEffectsofaspirin•Reducefever•Helpstopbodypains•Reducetheriskofheartattacks•Preventastroke•Reducetheriskofcoloncancer•Increasethelengthofpeople’slives•HelpwithdiabetesEffectsofpenicillin•Helpintreatingwoundsandinfections•Treatotherillnessesincludingpneumonia•Doyoubelievethat‘wonderdrugs’willbeinventedtotreatdiseaseslikeAIDSinthefuture?•Wordscomingfromthesamestem:•Wordsthatarecompoundwords:•Wordswithirregularpluralforms:Howcanweunderstandmedicalterms?Wordscomingfromthesamestem:•medicine,medical,medicinal;•pure,purify;•chemical,chemist;•bacterium,bacterialWordsthatarecompoundwords:•painkiller•blood-thinning•heartattack•acetylsalicylicWordswithirregularpluralforms:•bacteria•bacteriumConsolidationFillintheblankswithproperwordsaccordingtothereadingmaterial.W:I’dliketoknowaboutthetwomedicines—aspirinandpenicillin.Couldyoupleasetellmesomethingaboutthem?M:I’llbegladto.Ifyouopenupanymedicinecupboardintheworld,itis(1)l_______thatyouwillfindaspirinandpenicillin.Bothofthemhavesavedmanypeople’slivessincetheywereinvented.W:Whenwasaspirininvented?ikelyM:Idon’tknowforsure,either.3,500yearsago,people(2)c_________onleavesordrankakindofteamadefromleaves(3)p________aspecialchemicaltoreducebodypainsandfever.In1897,aEuropeanchemistproducedASAfromsomechemicalstomakeamedicineforhisfather.Thefirst(4)t________ofthismedicinetookplacein1899whenthepowderformbegantobeusedwith(5)p________.In1900,itwassoldinshopsasatabletwhichbecamethe(6)best-s_______medicineintheworldforpainrelief.rialsatientshewedossessingellingW:Besidesreducingfeverandpain,whatotherfunctionsdoesithave?M:Itcanalsohelpreducetheriskofheartattacksandcoloncancerandsoon.W:Whataboutpenicillin?M:Penicillinwas(7)d_______byaScottishscientistin1928.Hethoughtitmighthelpintreatingwoundsandillness(8)c_____bybacteria.ButitwasnotuntilWorldWarIIthattwootherscientistsmanagedtousenewchemicaltechniquestoausediscovered(9)p________itandthenproduceditinlarge(10)q________.Thankstoit,manylivesweresavedduringWorldWarII.Itcanalsotreatotherillnesses(10)i______pneumonia.W:I’velearnedalottoday.Thankyou.M:It’sapleasure.urifyuantitiesncludingHomeworkReviewthewholearticle,underlinethephrasesandwordsyoudon’tknow.