（脚气病）课件.ppt

Diseases headache, backache, toothache, stomachache Influenza, cold, fever, stomach ulcer The smallpox The Beriberi mental disease SARS Severe Acute Respiratory Syndrome AIDS Acquired Immune Deficiency Syndrome HIV Human Immune Virus TB Tuberculosis * * Lesson 3 Epidemics Explained （溃疡） （天花） （脚气病） Look at the Key Words. Which of these diseases can be epidemics? AIDS, cancer, headache, flu, heart disease, stomachache AIDS, flu Answer: ☆鼠 ??疫：英文名称：Bubonic plague或Black plague,由耶尔森氏菌经老鼠或其他啮齿动物寄生的跳蚤而传播的一种急性传染病，病人头疼、高烧，淋巴结肿大，臀部、腿部及全身出现黑斑，且会咳出暗黑色的血，故又称黑死病。在人类历史上曾多次大面积爆发，其蔓延地域之广，持续时间之长，造成的死亡率之高，都是别的传染病无法比拟的。 画家笔下的中世纪黑死病景象 母亲抱着她死去的孩子 神职人员忙着处理因黑死病死死者 “西班牙流感”的病状十分可怕，感染者的面部先会因为缺氧而变成黑紫，血有时会从患者的耳朵、眼睛和鼻子中流出。该病发病时间短，有些人早上发病，到晚上即宣告不治。也有的会拖上几天，慢慢因为肺部充满血样液体而窒息身亡。西班牙流感比黑死病还致命，在欧洲和非洲造成上百万人丧命，印度也有1200万人因此丧生。 Bird flu Work in pairs. Do you think these statements are true (T) or false (F)? 1) Flu kills millions of people every year. 2) Most diseases are very new. 3) Epidemics have affected historical events. T T T 4) It takes years for a disease to spread worldwide. 5) Epidemics can wipe out up to half of the population in urban areas. 6) More people died of a flu epidemic in 1918/1919 than died in World War I. T T T 1.Read the text with gaps to get the general idea and see how it develops, e.g. epidemics through history on page39 2. Read the sentences before and after the gaps to give you an idea of what the beginning or end of the missing paragraph might refer to , e. g. paragraph 2 might begin with a reference to a historical event or epidemics. 3. Read the missing paragraphs and look for these references. 4. If a paragraph doesn’t seem to fit , you may have made a mistake, so carefully reread each paragraph. Read the text quickly, try to predict the main ideas of the missing paragraphs with the help of the reading strategies. Para. 3 Para. 5 Para. 8 Para. 10 Para. 12 A terrible epidemic which happened in Roman Empire. The break-out of the Black Death. The effect of Spani