国际交流英语视听说B3U7.ppt

国际交流英语视听说B3U7.ppt

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Unit,7,TraditionalandModernMedicine,Book3,ThinkandDiscuss,ViewingtheWorld,ExploringtheTheme,AnalyticalListening,SharingYourIdeas,Engaging,FurtherListening,Content,Unit7TraditionalandModernMedicine,ThinkandDiscuss,Lookatthephotoandreadthecaption.Doyouthinkthiswillbeaneffectivemedicine?

Whichdoyoutrustmorewhenyouresicknaturalmedicinesfromplantsorchemicalmedicines?

WhatdoyouthinktheadvantagesordisadvantagesareofknowingwhichdiseasesyouaremorelikelytogetbecauseofyourDNA?

ThisCambodianmanisharvestinglotusforfoodandmedicine.,Questions,ExampleAnswer1Yes,Ithinkthelotusplantwillbeaneffectivemedicinebecausepeoplehavebeenusingplantsasmedicineforthousandsofyears.Theyknowwhichplantsworkwellasmedicine.,Lookatthephotoandreadthecaption.Doyouthinkthiswillbeaneffectivemedicine?

Questions,ExampleAnswer2No,Idontthinkthelotusplantwillbeaneffectivemedicinebecauseplantmedicinesarenotasstrongasmodernmedicinesfrompharmaceuticalcompanies.,Lookatthephotoandreadthecaption.Doyouthinkthiswillbeaneffectivemedicine?

Questions,Whichdoyoutrustmorewhenyouresicknaturalmedicinesfromplantsorchemicalmedicines?

ExampleAnswer1WhenImsick,Itrustnaturalmedicinesfromplantsmorethanchemicalmedicinesprescribedbyadoctorbecauseplantmedicinesaremilderandlessdangerous.,Questions,Whichdoyoutrustmorewhenyouresicknaturalmedicinesfromplantsorchemicalmedicines?

ExampleAnswer2WhenImsick,Itrustchemicalmedicinesprescribedbyadoctormorethannaturalmedicinesfromplantsbecausedoctorsareverywell-educated.Theycangivemeexactlytherightmedicineformyillnessinexactlytherightdosage.,Questions,WhatdoyouthinktheadvantagesordisadvantagesareofknowingwhichdiseasesyouaremorelikelytogetbecauseofyourDNA?

ExampleAnswer1Theadvantagesofknowingwhichdiseasesyourelikelytogetincludebeingabletowatchforthosediseasesandlivealifestylethatwillmakethosediseaseslesslikely.,Questions,WhatdoyouthinktheadvantagesordisadvantagesareofknowingwhichdiseasesyouaremorelikelytogetbecauseofyourDNA?

ExampleAnswer2Thedisadvantagesofknowingwhichdiseasesyourelikelytogetincludehavingstressandworryaboutadiseaseyoumayormaynotget.,Questions,ExploringtheTheme,Unit7TraditionalandModernMedicine,Lookatthephotosandthegraphicandreadthecaptions.Thendiscussthequestions.Whatinformationonthispagesurprisesyou?

Howhasmodernmedicineimprovedpatientslives?

Whatisyourexperiencewiththeseorotherhomeremedies?

TraditionalandModernMedicine,GreenTeaStudieshaveshownittobeacancerfighter.,TraditionalandModernMedicine,RedChiliPepperEatitwhenyournoseisstuffed-upandyoullbreatheeasily.,TraditionalandModernMedicine,GarlicItcankillavirus,soeatittohelppreventcoldsandflu.,TraditionalandModernMedicine,GingerItstastyanditpreventstravelsicknessandothernausea.,TraditionalandModernMedicine,Modernmedicalengineeringhasmadeitpossible,insomecases,forablindpersontosee,adeafpersontohear,andapersonwithoutahandtopickupakey.ThepatientinthisphotoispickingupakeywiththeProto1arm.,TraditionalandModernMedicine,Nightfallsoverlavender（薰衣草）fieldsinnortheastTasmania.Lavenderhasbeenusedforhundredsofyearsasanaturalremedyforavarietyofhealthproblemsincludingcoldsandheadaches.,TraditionalandModernMedicine,Proto1:

aU.S.governmentprojecttocreateabetterartificialarm.Itwasabletogiveitsuserasenseoftouchthroughconnectionstotheusersnervesandtomovemorelikeanaturalarm.ItwasthepredecessortotheProto2project.Proto1义肢计划,TraditionalandModernMedicine,Whatinformationonthispagesurprisesyou?

ExampleAnswersImsurprisedthatgarliccankillavirus,andlavenderflowersareusedasmedicine.Imalsosurprisedthatahigh-techartificialhandcanbeaccurateenoughtopickupakey.,TraditionalandModernMedicine,Howhasmodernmedicineimprovedpatientslives?

ExampleAnswersModernmedicinehasimprovedpatientslivesinmanyways.Antibioticscankeeppeoplefromdyingfromaninfection.Othermedicinescanhelpkeepdiabetesfromdamagingpeoplesbodies.Surgerycanhelppeoplewithheartdiseasetolivelonger,andcansometimesremovecancerfromthebody.,TraditionalandModernMedicine,Whatisyourexperiencewiththeseorotherhomeremedies?

ExampleAnswersIdrinkalotofgreenteabecauseIlikethetasteandbecauseitssupposedtobegoodforthebody.Ivealsousedeatengingerwhenmystomachdoesntfeelwell.Ihaventtriedgarlictocureacoldorchilipepperswhenmynoseisstuffedup,butIlikebothfoods,soIlleatthemthenexttimeIhaveacold.AnotherhomeremedyIknowistotakeaspoonfulofhoneyforasorethroat,ortoeatasoupmadewithginsengtowarmupandimprovebloodcirculation.,TraditionalandModernMedicine,AnalyticalListening,Unit7TraditionalandModernMedicine,empiricala.以科学实验（经验）为依据的；经验主义的Sullivan沙利文（人名）chicoryn.菊苣periwinklen.长春花medicationn.药物，药剂variablen.变量inhibitv.抑制，约束,Listening1,Amedicationusedtotreatheartdiseasecomesfromtheleavesofthedigitalisplant（洋地黄）.,Listening1,BeforeListening,Listening1,A|UnderstandingListenerResponse.Readandlistentopartofaconversationinaprofessorsoffice.,A|UnderstandingListenerResponse.,Listening1,Professor:

Firstofall,itcostsalotofmoneytodevelopanynewdrug,andthentodoempiricalstudiesonitandgetgovernmentapproval.Itsjustalong,expensiveprocess.Student:

Sure,butisntitworthitifthenewdrugcansavelives?

B|Discussion.Discussthequestionswithapartner.,Listening1,1.Istheprofessorexplainingbenefitsorproblemsconnectedwithnewdrugdevelopment?

2.Whatdoyouthinkisthepurposeofthestudentsquestion?

ExampleAnswersTheprofessorisexplainingproblemsassociatedwithnewdrugdevelopment.,1.Istheprofessorexplainingbenefitsorproblemsconnectedwithnewdrugdevelopment?

Listening1,ExampleAnswersThestudentspurposeistogetclarificationaboutsomethinghedoesntunderstand.,2.Whatdoyouthinkisthepurposeofthestudentsquestion?

Listening1,Insomelisteningsituations,werenotexpectedtodoanythingexceptunderstandthespeaker.Inothersituations,however,itsimportanttorespondtowhatwehear.Askingquestionswhilelisteningmakesusactiveparticipantsintheconversationorpresentation.Wemightaskquestionstogetclarification,togiveareactionsuchassurpriseorinterest,ortoaddnewideas.,Listening1,C|AskingQuestions.Taketurnssayingthesentencesbelowtoyourpartner.Thenyourpartnershouldrespondtoeachsentencewithaquestion.Trytoaskdifferenttypesofquestions（clarification,reaction,newidea）.,Listening1,C|AskingQuestions.,Listening1,1.Iheardthattheresabadvirusgoingaround.2.Ifeltawfulyesterday,soItriedanaturalremedy.3.Mychemistrycourseisalotofwork,butitsreallyinteresting.4.Idontknowwhattodo.MypaperisnotgoingtobefinishedonFriday.5.Anewrestaurantopenedupinmyneighborhood.6.Myfathergotapromotionatwork.,C|AskingQuestions.,Listening1,ExampleAnswers1.A:

Iheardthattheresabadvirusgoingaround.B:

Whatkindofsymptomsarepeoplegetting?

2.A:

Ifeltawfulyesterday,soItriedanaturalremedy.B:

Diditwork?

3.A:

Mychemistrycourseisalotofwork,butitsreallyinteresting.B:

Whathaveyoubeenlearningabout?

Tobecontinued,C|AskingQuestions.,Listening1,ExampleAnswers4.A:

Idontknowwhattodo.MypaperisnotgoingtobefinishedonFriday.B:

Haveyoutalkedtoyourprofessoraboutit?

5.A:

Anewrestaurantopenedupinmyneighborhood.B:

Whatkindofrestaurantisit?

6.A:

Myfathergotapromotionatwork.B:

Willhebeworkingmorenow?

A|ListeningforMainIdeas.Readthequestions.Thenlistentothewholeconversationbetweentheprofessorandthestudentandanswerthequestions.,AConversationinaProfessorsOffice,Listening,Listening1,1.Whyhasthestudentgonetotalkwiththeprofessor?

_,Tobecontinued,Thestudenthasgonetotalkwiththeprofessorbecausehehassomequestionsaboutthelecturetheprofessorgave.,A|ListeningforMainIdeas.,Listening1,2.Whatquestionsdoesthestudentaskwhiletheprofessorisgivingherexplanation?

a.Sure,butisntitworthitifthenewdrugcansavelives?

b.__c.__d.__,Dothosethingsreallymakeadifference?

Canmedicinesactuallykillpeople?

Arethoseclinicaltrialsexpensive.,B|ListeningforDetails.Listenagainandcompletethestudentsnotes.,Developingnewdrugsfromplants:

Problems1.studies（$）_2.government_（takesalongtime）3.manyvariablesw/trad._a.mightgetthewrong_ofplantb.mightpickatwrong_c.（age）plantmightbetoo_d._mightbegrowingnearby,Listening1,Tobecontinued,costalotofmoney,approval,remedies,sub-species,timeofday,wrong,someotherplant,B|ListeningforDetails.Listenagainandcompletethestudentsnotes.,Scientists1.mustidentifyactive_fromplant2.same_intabletorinjection3.testdrugseffectswithlarge_trials,Listening1,chemical,amount,clinical,Listening1,AfterListening,CriticalThinking.Discussthequestionswithyourpartner.,1.Whyisitsodifficulttodevelopnewmedicationsfromplant-basedremedies?

Usethenotesaswellasyourownwordsandideas.2.TraditionalChineseMedicine（TCM）isquitepopularinChina.Doyouthinkitiseffective?

ExampleAnswersItsdifficulttodevelopnewmedicinesfromplant-basedremediesforanumberofreasons.First,thecostofdoingstudiesofthedrugishigh,anditcantakealongtimetogetgovernmentapproval.Therearealsomanyvariableswhenitcomestoplants,soitsimportanttofindtherightsub-speciesoftheplant,pickitattherightagean