Unit 9 Lesson 3 Epidemics Explained （ppt课件）-2022新北师大版（2019）《高中英语》选择性必修第三册.pptx

1、单击此处编辑母版标题样式单击此处编辑母版文本样式第二级第三级第四级第五级2022-10-181单击此处编辑母版标题样式单击此处编辑母版文本样式第二级第三级第四级第五级2022-10-181单击此处编辑母版标题样式单击此处编辑母版文本样式第二级第三级第四级第五级2022-10-182单击此处编辑母版标题样式单击此处编辑母版文本样式第二级第三级第四级第五级2022-10-182Pre-readingIPost-readingIVFast ReadingIILanguage and Grammar VIII Intensive Reading Homework单击此处编辑母版标题样式单击此处编辑母版

2、文本样式第二级第三级第四级第五级2022-10-183单击此处编辑母版标题样式单击此处编辑母版文本样式第二级第三级第四级第五级2022-10-183Pre-reading单击此处编辑母版标题样式单击此处编辑母版文本样式第二级第三级第四级第五级2022-10-184单击此处编辑母版标题样式单击此处编辑母版文本样式第二级第三级第四级第五级2022-10-184Pre-readingWhat epidemics do you know about?单击此处编辑母版标题样式单击此处编辑母版文本样式第二级第三级第四级第五级2022-10-185单击此处编辑母版标题样式单击此处编辑母版文本样式第二级第三级

3、第四级第五级2022-10-185What do you know about epidemics?Tick()the statements that you think are correct.pAn epidemic is the rapid spread of an infectious disease.pAn epidemic can affect a large number of people in a given population.pAn epidemic can occur within a short period of time,usually two weeks or

4、 less.Pre-reading单击此处编辑母版标题样式单击此处编辑母版文本样式第二级第三级第四级第五级2022-10-186单击此处编辑母版标题样式单击此处编辑母版文本样式第二级第三级第四级第五级2022-10-186What do you know about epidemics?Tick()the statements that you think are correct.pAn epidemic may spread to several countries or continents.pSome common viruses,such as the common cold,are

5、not epidemics.pA new epidemic can be a different variation of a virus that people caught in the past.Pre-reading单击此处编辑母版标题样式单击此处编辑母版文本样式第二级第三级第四级第五级2022-10-187单击此处编辑母版标题样式单击此处编辑母版文本样式第二级第三级第四级第五级2022-10-187 Fast Reading单击此处编辑母版标题样式单击此处编辑母版文本样式第二级第三级第四级第五级2022-10-188单击此处编辑母版标题样式单击此处编辑母版文本样式第二级第三级第四级第

6、五级2022-10-188Fast-readingRead the passage and answer the following questions1.What is an epidemic?2.How can a disease be classified as an epidemic?An epidemic is the name given to an infectious disease that rapidly spreads to a large number of people within a short period of timeusually two weeks or

7、 less.Each disease can only officially be classified as an epidemic once a certain number of deaths have occurred from the disease.单击此处编辑母版标题样式单击此处编辑母版文本样式第二级第三级第四级第五级2022-10-189单击此处编辑母版标题样式单击此处编辑母版文本样式第二级第三级第四级第五级2022-10-189Fast-readingBird Flu1918 Spanish FluBlack DeathSARSEbola Virus Disease Read

8、 and circle all the epidemics mentioned in the passage.单击此处编辑母版标题样式单击此处编辑母版文本样式第二级第三级第四级第五级2022-10-1810单击此处编辑母版标题样式单击此处编辑母版文本样式第二级第三级第四级第五级2022-10-1810 Intensive Reading单击此处编辑母版标题样式单击此处编辑母版文本样式第二级第三级第四级第五级2022-10-1811单击此处编辑母版标题样式单击此处编辑母版文本样式第二级第三级第四级第五级2022-10-1811Intensive readingNamePeriodPlacesDe

9、ath tollBird FluEpidemics in the Roman EmpireThe Black DeathComplete the table about the epidemics mentioned.since 1997500550 CE1330sRomeAsia and Europemore than a hundred liveshalf the population单击此处编辑母版标题样式单击此处编辑母版文本样式第二级第三级第四级第五级2022-10-1812单击此处编辑母版标题样式单击此处编辑母版文本样式第二级第三级第四级第五级2022-10-1812Intensiv

10、e readingNamePeriodAreasDeath tollThe Spanish FluSARSComplete the table about the epidemics mentioned.1918the end of World War 20022003China,Canada,Vietnam and Singapore50 million people 单击此处编辑母版标题样式单击此处编辑母版文本样式第二级第三级第四级第五级2022-10-1813单击此处编辑母版标题样式单击此处编辑母版文本样式第二级第三级第四级第五级2022-10-1813Intensive reading

11、NamePeriodAreasDeath tollEVDComplete the table about the epidemics mentioned.20132016West Africamore than 11,310 death单击此处编辑母版标题样式单击此处编辑母版文本样式第二级第三级第四级第五级2022-10-1814单击此处编辑母版标题样式单击此处编辑母版文本样式第二级第三级第四级第五级2022-10-1814Intensive readingpwhen epidemic startedpexamples of epidemicsptreatmentspbaseline numb

12、er of deaths of epidemicsTick the aspects that mentioned in the passage.Use a diagram to demonstrate in a logical way how they are organised.pdefinitionpwhen it endedppossible causes of epidemics ppossible solutions单击此处编辑母版标题样式单击此处编辑母版文本样式第二级第三级第四级第五级2022-10-1815单击此处编辑母版标题样式单击此处编辑母版文本样式第二级第三级第四级第五级2

13、022-10-1815Intensive readingwhen it endedEpidemicswhen epidemic startedexamples of epidemicswhatdefinitionHow to classifybaseline number of deaths of epidemics单击此处编辑母版标题样式单击此处编辑母版文本样式第二级第三级第四级第五级2022-10-1816单击此处编辑母版标题样式单击此处编辑母版文本样式第二级第三级第四级第五级2022-10-1816Post-reading单击此处编辑母版标题样式单击此处编辑母版文本样式第二级第三级第四级

14、第五级2022-10-1817单击此处编辑母版标题样式单击此处编辑母版文本样式第二级第三级第四级第五级2022-10-1817Post-reading1.What are the main features of an epidemic?Give at least two examples to illustrate your points.2.What should different countries do to prevent outbreaks of epidemics in the future?Why?3.What does the title mean to you?What

15、does the writer want to convey in the passage?4.What do you think the passage is written for?Discuss the questions.单击此处编辑母版标题样式单击此处编辑母版文本样式第二级第三级第四级第五级2022-10-1818单击此处编辑母版标题样式单击此处编辑母版文本样式第二级第三级第四级第五级2022-10-1818Post-reading1.What are the main features of an epidemic?Give at least two examples to ill

16、ustrate your points.Discuss the questions.The main features of an epidemic:(1)it is an infectious disease(2)it spreads rapidly to a large number of people within a short period of time(3)a certain number of deaths have occurred from the disease.The common cold is not an epidemic because while it aff

17、ects many people,it does not cause deaths.SARS affected many people and caused many deaths,so it is considered an epidemic.单击此处编辑母版标题样式单击此处编辑母版文本样式第二级第三级第四级第五级2022-10-1819单击此处编辑母版标题样式单击此处编辑母版文本样式第二级第三级第四级第五级2022-10-1819Post-reading2.What should different countries do to prevent outbreaks of epidemic

18、s in the future?Why?Discuss the questions.Countries will need to work together to do this because teamwork among nations across the globe can save lives.This is a good example of building a community with shared future for mankind.单击此处编辑母版标题样式单击此处编辑母版文本样式第二级第三级第四级第五级2022-10-1820单击此处编辑母版标题样式单击此处编辑母版文

19、本样式第二级第三级第四级第五级2022-10-1820Post-reading3.What does the title mean to you?What does the writer want to convey in the passage?Discuss the questions.The title means that the passage will explain questions about epidemics.The author wants to convey the information that we are always on our way to find a

20、n explanation to epidemics so as to find cure.It also implies that epidemics occurred naturally and inevitably.We can only explain it,and cannot prevent it or stop it completely now.单击此处编辑母版标题样式单击此处编辑母版文本样式第二级第三级第四级第五级2022-10-1821单击此处编辑母版标题样式单击此处编辑母版文本样式第二级第三级第四级第五级2022-10-1821Post-reading4.What do

21、you think the passage is written for?Discuss the questions.This is a popular science article.It is more likely to be written for people who are interested in this topic or who have a lot of questions or misunderstanding of epidemics.单击此处编辑母版标题样式单击此处编辑母版文本样式第二级第三级第四级第五级2022-10-1822单击此处编辑母版标题样式单击此处编辑母版文本样式第二级第三级第四级第五级2022-10-1822VIHomework单击此处编辑母版标题样式单击此处编辑母版文本样式第二级第三级第四级第五级2022-10-1823单击此处编辑母版标题样式单击此处编辑母版文本样式第二级第三级第四级第五级2022-10-1823HomeworkSearch online and find some information about epidemics in China of Asia.Report your information to the class.