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1、Period ThreeLesson 3Epidemics Explained.重点单词1. vt.重建2. n.试验；试用；审判3. vt.禁止 n.禁止；禁令4. vt.联合；团结；统一5. n.停顿；暂停6. n.统计资料；统计数字7. n.症状8. n.常规；惯例9. n.新闻界；报界；vt.压；按；紧握；逼迫10. n.变化；变种11. vt.预见12. vi.&vt.感到悲痛；表示哀悼13. vt.表明重要性；强调14. adj.彻底的；细致的15. n.协作；配合16. n.信心；信任；信仰；诚意；善意 adj.忠实的；忠诚的；如实的；可信任的 adv.准确地；如实地；仔细地；忠
2、实地；忠诚地.重点短语1. 彻底毁灭；彻底消灭2. 达到(某数量、程度等)3. 死于(疾病、过度悲伤等)4. 记录在案的 5. (使)扫过/掠过/迅速传遍于6. 对做试验7. 而不是8. 缺乏，缺少9. 对有害10. 导致11. 终止；消灭12. 漏掉，忘掉.重点句式1.现在完成进行时Since the SARS epidemic ended，scientists (do) trials on treatments to prohibit any future outbreaks.自从“非典”疫情结束后，科学家们就已经着手做治疗实验以防止将来再次爆发。2.sth.be believed to
3、have done.Having killed up to 50 million people in 18 months，with a tendency to strike the young and fit rather than the old，the Spanish Flu the most acute epidemic in history.西班牙流感在18个月的时间里就杀死了5 000万人，它有传染年轻人和身体健康的人而不是老年人的倾向，因此西班牙流感被认为是人类历史上最严重的传染病。3.leave宾语宾补It struck near the end of the First Wor
4、ld War and left families (mourn) worldwide.它爆发于第一次世界大战接近尾声时，使全球的家庭陷入了一片哀声之中。.根据课文内容判断正(T)、误(F)1.Flu kills millions of people every year.()2.Most diseases are very new.()3.Epidemics have affected historical events.()4.It takes years for a disease to spread worldwide.()5.Epidemics can wipe out up to h
5、alf of the population in urban areas.().课文阅读理解1.Why is it important to look at the spread of diseases through the history?A.Because it can enlarge our knowledge.B.Because many epidemics could be the next global epidemics.C.Because people are curious about the history of epidemics.D.Because it can he
6、lp us discover the causes and effects of epidemics，and foresee and prevent them in the future.2.Which of the following is one of the earliest epidemics on record?A.The Black Death.B.The epidemic which happened about 500550 AD and swept through North Africa, the Middle East and Europe.C.The Spanish F
7、lu.D.SARS.3.Which of the following is one of the main causes of the fall of the Roman Empire according to the passage?A.Up to 50% of the areas population died of a serious epidemic.B.The king of the Roman Empire died.C.The economy of the Roman Empire had fallen down.D.Other countries invaded the Rom
8、an Empire.4.Which of the following is NOT the condition for “The Black Death” to spread worldwide?A.War.B.Crowded cities.C.A lack of basic health routines.D.Food.5.What kind of people did the Spanish Flu strike most?A.Women. B.The young and fit.C.The old. D.The weak.重点词汇1.Epidemics can wipe out up t
9、o half of the population in urban areas.传染病能够彻底毁灭城市一半的人口。归纳拓展wipe out彻底毁灭；彻底消灭wipe sth.away/off/up抹掉；擦干净wipe sth.from/off sp.从某处擦掉某物语境助记(1)The whole village was wiped out by the earthquake.地震把整个村庄摧毁了。(2)Use that cloth to wipe up/off/away the mess.用那块布把脏东西擦掉。(3)I hope youll wipe that thought from/off
10、 your mind.我希望你打消那个念头。题组训练用适当的介、副词填空(1)Doctors are searching for a cure that will wipe cancer.(2)She wiped the sweat her face a piece of facial tissue.(3)How could I be able to hold my kids，wipe their tears，and share their dreams?2.Since the SARS epidemic ended，scientists have been doing trials on t
11、reatments to prohibit any future outbreaks.自从“非典”疫情结束后，科学家们就已经着手做治疗实验以防止将来再次爆发。归纳拓展1trial n.试验；试用；审判do trials on对做试验on trial在试验中be on/go on/stand trial for.因受审bring sb.to trial将某人付诸审判come/go to trial开庭审理语境助记1(1)We had the machine on trial for a week.这台机器我们试用了一个星期。(2)She will be on/go on/stand trial
12、for fraud.她因涉嫌诈骗将受到审判。(3)The men were arrested but not brought to trial.这些人已被逮捕但并未送交法院审判。题组训练1用适当的介词填空(1)The new kind of machine is trial and it wont be long before it is put into use.(2)The case never came trial.(3)He is on trial murder.归纳拓展2(1)prohibit vt.禁止prohibit doing sth.禁止做某事prohibit sb.from
13、 doing sth.禁止某人做某事(2)prohibition n.禁止；禁令prohibition against.的禁令语境助记2(1)In 1897, the state of Michigan passed a law prohibiting the killing of passenger pigeons.在1897年，密歇根州通过了禁止屠杀旅鸽的法律。(2)Traffic regulations prohibit people from riding bicycles on the sidewalks.交通规则禁止在人行道上骑自行车。(3)The prohibition against drunken driving will save many lives.禁止酒后开车将会挽救许多人的生命。联想归纳表示“禁止/阻止某人做某事”的其他表达法：
