Unit2ReadingTwolife-savingmedicines

譯林牛津版必修7：Unit-2-Fit-for-life-Reading課件1Doyouknowwhatarethey?aspirinpenicillinDoyouknowwhatarethey?asp21.Howmuchdoyouknowaboutthetwomedicines?(asfarasyouknowwhatcanthesetwomedicinesbeusedfor?)Lead-inLead-in3ReadthearticlequicklyandtrytofindtheanswerstothequestionsinStepⅠ

:StepⅠReadthearticlequicklyandt42.WhatdidFleming,FloreyandChainshare?In1900.TheNobelPrizeinPhysiologyorMedicine.1.Whenwasaspirinfirstsoldasastandardizedtablet?2.WhatdidFleming,Floreyan5DetailedReadingStudentsAreadthepassage‘Aspirin’only,andtrytofinishtasks1,2&3in

StepⅡ.StudentsBreadthepassage‘Penicillin’only,andtrytofinishtasks1,2&3inStepⅢ.DetailedReadingStudentsArea6Shareyourinformation1.Checkyourworkwithyourteammates.2.StudentsAhelpstudentsBfinishdoingtasks1,2&3inStepⅡ.Shareyourinformation1.Check7StepⅡStepⅡ8Whendidpeoplefindthatdrinkingaspecialteacouldreducebodypains?

In1897.About3,500yearsago.2.WhenwasASAfirstmadefromotherchemicals?Whendidpeoplefindthatdrin9Developmentofaspirin1899190019501971197719882003firsttrialstookplacesoldinshopsasatabletappearedintheGuinnessBookofRecordsasthebest-sellingpainkillerprovedtobeablood-thinningmedicinepreventastrokereducetheriskofcoloncancerreducebloodsugarlevelsDevelopmentofaspirin1899190010Howaspirinhelpspeoplereducefeverandhelpstoppainsreducetheriskofheartattackspreventastrokereducetheriskofcoloncancerhelppeoplewithdiabetesbythinningbloodby40percentbyreducingbloodsugarlevelsHowaspirinhelpspeoplereduce11Classactivity(1)SupposeStudentsAarechemistsatadrugstore.StudentsBarecustomerswhowanttobuyaspirin,buttheyknowlittleabouttheuseofaspirin.

Nowchemistsrecommendaspirintocustomers.Classactivity(1)SupposeSt12ShowTimeShowTime13StepⅢStepⅢ14ShareyourinformationStudentsBhelpstudentsAfinishdoingtasks1,2&3inStepⅢ.ShareyourinformationStudents151.WhenandwheredidAlexanderFlemingfindpenicillin?

In1928,inthemouldgrownonaspecialtransparentjelly.1.WhenandwheredidAlexande162.WhatproblemsdidFleminghaveafterdiscoveringPenicillin?Hewasunabletopurifyit.2.WhatproblemsdidFlemingha173.Whenwaspenicillinpurifiedformassproduction?ItwasnotuntiltheWorldWarⅡthattwootherscientistsusednewchemicaltechniquestopurifyit.3.Whenwaspenicillinpurifie18

Because

Flemingdiscoveredpenicillin,FloreyandChainmanagedtousenewchemicaltechniquestopurifyit,

sotheycouldturnedpenicillinintothegreatdrugofthe20thcentury.4.WhydidFleming,FloreyandChainsharetheNobelPrizeinPhysiologyorMedicinein1945?BecauseFlemingdiscoveredpen19譯林牛津版必修7：Unit-2-Fit-for-life-Reading課件20UseofpenicillinhelpintreatingwoundsandillnessescausedbybacteriatreatotherillnessesincludingpneumoniaanillnessthataffectsthelungsUseofpenicillinhelpintreat21Penicillin,discoveredbyAlexanderFlemingin1928,is_________tobeoneofthemostimportantmedicinesin___________society.HowardFloreyandErnstChain________tousenewchemicaltechniquesto_______ittobeamedicine.________itswidespreaduse,manylivesweresavedduringWorldWarII.Itisalsousedtotreatotherillnesses________pneumonia.In1945,Fleming,FloreyandChain_______theNobelPrizein________orMedicinefortheirwork.PenicillinconsideredcontemporarymanagedpurifyDuetoincludingsharedPhysiologyPenicillin,discovered22譯林牛津版必修7：Unit-2-Fit-for-life-Reading課件23Classactivity(2)Furtherdiscussion:Penicillinisveryusefulinmanyways.Butinfact,itisnotwidelyusedinmanyhospitalsinChina.Why?Pleaselistsomepossiblereasonsandyourownopinionstothisphenomenon.Giveashortreportofyourdiscussionlater.Classactivity(2)Furtherdisc241.Effectsofpenicillin2.Reasons(whypenicillinisnotwidelyusedinmanyhospitalsinChina)3.Yourownopinionstothisphenomenon.Forexample/forinstanceHowever/therefore/but.......Firstly/secondly/what’smore/inaddition/furthermore/besidesInmyopinion/Frommypointofview.......1.EffectsofpenicillinForexa25ReportReport26Writing青霉素(penicillin)這種藥物有很多的功效，但是目前我國(guó)的很多醫(yī)院并沒(méi)有被廣泛的使用。主要原因可能是：1.青霉素比較便宜，不能給醫(yī)院帶來(lái)高利潤(rùn)。2.青霉素難以完全提純，有很多副作用。請(qǐng)你就此用英語(yǔ)寫(xiě)一篇150字左右的文章來(lái)談?wù)勛约汉陀^點(diǎn)和看法。HomeworkWritingHomework27Bye-byeBye-bye28

Unit2ReadingTwolife-savingmedicines

譯林牛津版必修7：Unit-2-Fit-for-life-Reading課件29Doyouknowwhatarethey?aspirinpenicillinDoyouknowwhatarethey?asp301.Howmuchdoyouknowaboutthetwomedicines?(asfarasyouknowwhatcanthesetwomedicinesbeusedfor?)Lead-inLead-in31ReadthearticlequicklyandtrytofindtheanswerstothequestionsinStepⅠ

:StepⅠReadthearticlequicklyandt322.WhatdidFleming,FloreyandChainshare?In1900.TheNobelPrizeinPhysiologyorMedicine.1.Whenwasaspirinfirstsoldasastandardizedtablet?2.WhatdidFleming,Floreyan33DetailedReadingStudentsAreadthepassage‘Aspirin’only,andtrytofinishtasks1,2&3in

StepⅡ.StudentsBreadthepassage‘Penicillin’only,andtrytofinishtasks1,2&3inStepⅢ.DetailedReadingStudentsArea34Shareyourinformation1.Checkyourworkwithyourteammates.2.StudentsAhelpstudentsBfinishdoingtasks1,2&3inStepⅡ.Shareyourinformation1.Check35StepⅡStepⅡ36Whendidpeoplefindthatdrinkingaspecialteacouldreducebodypains?

In1897.About3,500yearsago.2.WhenwasASAfirstmadefromotherchemicals?Whendidpeoplefindthatdrin37Developmentofaspirin1899190019501971197719882003firsttrialstookplacesoldinshopsasatabletappearedintheGuinnessBookofRecordsasthebest-sellingpainkillerprovedtobeablood-thinningmedicinepreventastrokereducetheriskofcoloncancerreducebloodsugarlevelsDevelopmentofaspirin1899190038Howaspirinhelpspeoplereducefeverandhelpstoppainsreducetheriskofheartattackspreventastrokereducetheriskofcoloncancerhelppeoplewithdiabetesbythinningbloodby40percentbyreducingbloodsugarlevelsHowaspirinhelpspeoplereduce39Classactivity(1)SupposeStudentsAarechemistsatadrugstore.StudentsBarecustomerswhowanttobuyaspirin,buttheyknowlittleabouttheuseofaspirin.

Nowchemistsrecommendaspirintocustomers.Classactivity(1)SupposeSt40ShowTimeShowTime41StepⅢStepⅢ42ShareyourinformationStudentsBhelpstudentsAfinishdoingtasks1,2&3inStepⅢ.ShareyourinformationStudents431.WhenandwheredidAlexanderFlemingfindpenicillin?

In1928,inthemouldgrownonaspecialtransparentjelly.1.WhenandwheredidAlexande442.WhatproblemsdidFleminghaveafterdiscoveringPenicillin?Hewasunabletopurifyit.2.WhatproblemsdidFlemingha453.Whenwaspenicillinpurifiedformassproduction?ItwasnotuntiltheWorldWarⅡthattwootherscientistsusednewchemicaltechniquestopurifyit.3.Whenwaspenicillinpurifie46

Because

Flemingdiscoveredpenicillin,FloreyandChainmanagedtousenewchemicaltechniquestopurifyit,

sotheycouldturnedpenicillinintothegreatdrugofthe20thcentury.4.WhydidFleming,FloreyandChainsharetheNobelPrizeinPhysiologyorMedicinein1945?BecauseFlemingdiscoveredpen47譯林牛津版必修7：Unit-2-Fit-for-life-Reading課件48UseofpenicillinhelpintreatingwoundsandillnessescausedbybacteriatreatotherillnessesincludingpneumoniaanillnessthataffectsthelungsUseofpenicillinhelpintreat49Penicillin,discoveredbyAlexanderFlemingin1928,is_________tobeoneofthemostimportantmedicinesin___________society.HowardFloreyandErnstChain________tousenewchemicaltechniquesto_______ittobeamedicine.________itswidespreaduse,manylivesweresavedduringWorldWarII.Itisalsousedtotreatotherillnesses________pneumonia.In1945,Fleming,FloreyandChain_______theNobelPrizein________orMedicinefortheirwork.Penicillinconsideredcontemporarymanagedpuri