病毒英文介绍课前演讲实用教案

1、Why am I at home?Why dont I go to school?Why do I use a computer and a microphone for my presentation?This story begins with第1页/共37页第一页，共38页。A bat!第2页/共37页第二页，共38页。The novel coronavirus has affected human life. We all hope they disappear soon. But viruses have never disappeared from human history.第3

2、页/共37页第三页，共38页。第4页/共37页第四页，共38页。PS第5页/共37页第五页，共38页。PS第6页/共37页第六页，共38页。Speaking of Ebola, many people think he is scary and associate it with zombies第7页/共37页第七页，共38页。 It is indeed very dangerous, its biosafety level is 4. And AIDS is Level 2 and SARS is Level 3.biosafety level(BSL)生物(shngw)安全等级Level

3、2Level 3第8页/共37页第八页，共38页。Ebola virus first emerged in 1976 in outbreaks of Ebola hemorrhagic fever in Zaire and Sudan. 埃博拉病毒最早于1976年在扎伊尔和苏丹地区(dq)爆发埃博拉出血热时被发现。第9页/共37页第九页，共38页。第10页/共37页第十页，共38页。第11页/共37页第十一页，共38页。Finally, many organs turn into blood.第12页/共37页第十二页，共38页。If you want to know more about h

4、im, You can watch The Hot Zone.（血疫）第13页/共37页第十三页，共38页。And dont forget第14页/共37页第十四页，共38页。Black Death第15页/共37页第十五页，共38页。Plague第16页/共37页第十六页，共38页。黑死病的名字来源于患者由于皮肤(p f)和组织的损坏全身遍布黑色斑.This name comes from patients with black spots all over the body due to skin and tissue damage.第17页/共37页第十七页，共38页。If Ebola

5、is the sickle(镰刀(lindo) of the death, then the Black Death is the death itself.第18页/共37页第十八页，共38页。第19页/共37页第十九页，共38页。第20页/共37页第二十页，共38页。在20世纪，这堪称人类史上最为惨烈(cnli)的第二次世界大战，欧洲因战争而死去的总人数仅为其人口的5%。In the twentieth century, it was called the worst World War II in human history, the total number of people who

6、 died in Europe due to war was only 5% of its population.第21页/共37页第二十一页，共38页。第22页/共37页第二十二页，共38页。第23页/共37页第二十三页，共38页。第24页/共37页第二十四页，共38页。第25页/共37页第二十五页，共38页。Have you ever had chickenpox?第26页/共37页第二十六页，共38页。第27页/共37页第二十七页，共38页。Smallpox is one of the oldest infectious diseases recorded by human beings

7、. We can infer that smallpox has been raging for at least 3,000 years in human history.天花是人类有记载的最古老的传染病之一。可以推断，天花至少在人类历史(lsh)上肆虐了3000多年。第28页/共37页第二十八页，共38页。However, such a terrible disease was completely extinct in May 1980, becoming the only infectious disease to be completely eradicated by humans

8、so fat.然而，这么一个可怕的病魔，却在1980年5月被宣告彻底消灭(xiomi)，成为迄今为止人类唯一彻底消灭(xiomi)的传染病。第29页/共37页第二十九页，共38页。第30页/共37页第三十页，共38页。第31页/共37页第三十一页，共38页。The virus is an unsolved mystery. We dont know where it came from or how to deal with it. It is like a vine(藤蔓(tn mn) on the tree of evolution, keeping breeding. But our h

9、uman struggle will not stop.第32页/共37页第三十二页，共38页。Wear a mask, wash your hands frequently and gather less.第33页/共37页第三十三页，共38页。Most importantly, refuse to eat wild animals.第34页/共37页第三十四页，共38页。第35页/共37页第三十五页，共38页。Thanks第36页/共37页第三十六页，共38页。感谢您的观看(gunkn)！第37页/共37页第三十七页，共38页。NoImage内容(nirng)总结Why am I at home。It is not exaggerated to say that