高中英語 Unit 21 lesson 3教學(xué)課件 北師大版選修7.ppt
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Takeamethodandtryit Ifitfails admititfrankly andtryanother Butbyallmeans trysomething 找到方法去嘗試 如果失敗了 坦然接受 嘗試另外一種方法 但是無論如何 要去嘗試 FranklinD Roosevelt 北師大版 新課標(biāo) 選修7Unit21lesson3 Epidemicsthroughouthistory Unit21HumanBiology akindofdiseasewhichspreadquicklyamongmanypeopleinthesameplaceforatime epidemic Whichofthesediseasescanbeepidemic AIDS cancer Birdflu heartdisease SARS stomachache epidemicakindofdiseasewhichspreadquicklyamongmanypeopleinthesameplaceforatime Epidemicsthroughouthistory Whatisthewriter spurposeofwritingthearticle TointroducesomeexperimentsabouthowtotreattheepidemicsB TointroduceseveralepidemicsinthehistoryandhopetoforeseeandpreventtheminthefutureTointroducethecausesofdifferentepidemicsinthehistoryD Tointroducehowthecountriesfightagainstepidemics FastReading Whatkindofarticleisit A NarrativewritingB PersuasivewritingC ExpositorywritingD Practicalwriting FastReading TrytomatchtheheadingswitheachparagraphPara1Para2Para3Para4Para5Para6Para7Para8Para9Para10 TheBlackDeath TheSpanishFlu Justinian Plague Introduction SARS SARS Summary SARS SARS SARS Introduction Para2 Para3 Para4 Para5 9 Summary Justinian Plague TheBlackDeath TheSpanishFlu SARS Expositoryessaysandwich SUMMARY Part2 Part3 Part4 TheSARSepidemicbeganin with inGuangdongProvince werereportedinover countriesacross differentcontinentsand peopledied 1 Generally SARS includeahighfever and However astheillnessprogresses mostpatientseventually pneumonia 2 TheSARSvirus mainlybyclose eitherthroughtheairor therewereno or totreatitanddoctorswerenotsurehowto iteither Sincemostpeoplehadnonatural againstthedisease itwasalso tothedoctorsandnursestreatingSARSpatients 1 scientistshavebeendoing ontreatmentsto anyfutureoutbreaks 2 Modern technologyand researchtechniquesallowhealthexpertsallovertheworldto knowledge and togetherwithout tohelpputSARSbehindus Part5 Part1 alungdisease 2002 Part1 Introduction 8000cases 774 30 5 Part2 Thenumberofthepeopleinfectedanddied Area symptoms bodyaches headaches develop spreads humancontact surface touching prescription tablets prevent defences harmful drugs trials prohibit communication medical unite share work pause Part2 Part3 Part4 TheSARSepidemicbeganin2002withalungdiseaseinGuangdongProvince 8000caseswerereportedinover30countriesacrossfivedifferentcontinentsand774peopledied Generally SARSsymptomsincludeahighfever bodyaches andheadaches However astheillnessprogresses mostpatientseventuallydeveloppneumonia TheSARSvirusspreadsmainlybyclosehumancontact eitherthroughtheairorsurface touching therewerenoprescriptiondrugsortabletstotreatitanddoctorswerenotsurehowtopreventiteither Sincemostpeoplehadnonaturaldefencesagainstthedisease itwasalsoharmfultothedoctorsandnursestreatingSARSpatients 1 scientistshavebeendoingtrialsontreatmentstoprohibitanyfutureoutbreaks 2 Moderncommunicationtechnologyandmedicalresearchtechniquesallowhealthexpertsallovertheworldtounite shareknowledge andworktogetherwithoutpausetohelpputSARSbehindus Part5 Part1 Part1 Introduction Part2 Part3 Part4 Part5 Summary SARS name time area cause treatment measures thenumberofthepeoplediedandinfected descriptionofvirus symptom transmission Part1 time cause Part2 number area Part3 descriptionofvirus Part4 treatment Part5 measures Ebola Treatment There snocureforEbola thoughresearchersareworkingonit There snovaccine 疫苗 topreventEbola 3 Treatmentincludesanexperimentalserum 血清 thatdestroysinfectedcells Time February2014 Area WestAfrica ThenumberofPeopleinfectedanddied1 7373died2 Morethant20 000peopleinfected Descriptionofthevirus 1 hideforupto21days 2 adeathrate 死亡率 ofupto90percent 3 aflatredareacoveredwithsmallbumps 疙瘩 4 Human to humantransmissionofthevirusoccursthroughdirectcontactwithinfectedpeople ortheirbodyfluids 體液 Cause TheEbolavirusfirstappearedduringtwo1976outbreaksinAfrica Scientistsbelievefruitbats 狐蝠 arethecauseofinfection Measure TheWorldHealthOrganisationappealed 呼吁 alltheothercountiestogivenecessarymedicalaidstoWestAfricangovernment 2 TheChinesemedicalteamarrivedinAfricainSeptember 2014toprovidemedicalcaretolocalpatientsandfightthevirustogether SARS Name Ebola Part2 Part3 Part4 Part5 Part1 Time February2014 ThenumberofPeopleinfectedanddied1 7373died2 Morethan20 000peopleinfected Area WestAfrica Cause TheEbolavirusfirstappearedduringtwo1976outbreaksinAfrica Scientistsbelievefruitbats 狐蝠 arethecauseofinfection Descriptionofthevirus 1 hideforupto21days 2 adeathrate 死亡率 ofupto90percent 3 aflatredareacoveredwithsmallbumps 疙瘩 4 Human to humantransmissionofthevirusoccursthroughdirectcontactwithinfectedpeople ortheirbodyfluids 體液 Treatment There snocureforEbola thoughresearchersareworkingonit There snovaccine 疫苗 topreventEbola 3 Treatmentincludesanexperimentalserum 血清 thatdestroysinfectedcells Measures TheWorldHealthOrganisationappealed 呼吁 alltheothercountiestogivenecessarymedicalaidstoWestAfricangovernment 2 TheChinesemedicalteamarrivedinAfricainSeptember 2014toprovidemedicalcaretolocalpatientsandfightthevirustogether Ebola TrytodesignapostertointroduceEbola Homework下載提示(請(qǐng)認(rèn)真閱讀)
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