Unit 21 Lesson 3（北师大）.ppt

1、,本课时编写：双辽一中张梅梅老师,北师大出版社 |选修7,Teaching Objectives 1. To practice reading strategies for sequencing of information. 2. To develop reading abilities, especially their skimming and scanning ability. 3. To practice using the vocabulary of illness. 4. To practice using synonyms. 5. To talk about the futur

2、e of medicine.,北师大出版社 |选修7,Do you remember SARS?,Whats the outcome of SARS ?,北师大出版社 |选修7,Besides SARS, which of these diseases can be epidemics?,AIDS, flu, TB, Justinians Plague, the Black Death,北师大出版社 |选修7,Match the five paragraphs (A-E) with gaps 2,4, 7, 9 and 11 in the text.,A B C D E,Paragraph 2

3、 Paragraph4 Paragraph 7 Paragraph 9 Paragraph 11,北师大出版社 |选修7,Reading strategies: Sequencing of information 1. Read the text with gaps to get the general idea and see how it develops 2. Read the sentences before and after the gaps to give you an idea of what the beginning or end of the missing paragr

4、aph might refer to 3. Read the missing paragraphs and look for these references. 4. If a paragraph doesnt seem to fit , you may have made a mistake, so carefully reread each paragraph.,北师大出版社 |选修7,Justinians Plague （查士丁尼瘟疫）,North Africa The Mid East Europe,25-50 percent of the population,In the 1330

5、s,Asia - worldwide,one half to one third,1918,The Great Flu Epidemic,25-50 million,2002- 2003,SARS,China - worldwide,北师大出版社 |选修7,Match each epidemic with the statements,Justinians Plague,one of the earliest on record,Perfect conditions were provided for the disease to spread,The most acute worldwide

6、 epidemic,It was actually a disease called bubonic plague,It was one of the key causes of the fall of an empire,北师大出版社 |选修7,The Black Death,Perfect conditions were provided for the disease to spread,Less populated areas were less severely affected,It was completely new to physicians,Most people had

7、no natural defenses against the disease,北师大出版社 |选修7,The Great Flu Epidemic,The most acute worldwide epidemic,It is also called the Spanish Flu,It struck near the end of the First World War,More people died of the flu than died in the war,It was completely new to physicians,北师大出版社 |选修7,SARS,It was co

8、mpletely new to physicians,It began with an abnormal lungs disease,Most people had no natural defenses against the disease,Yet , it has been forgotten by history,北师大出版社 |选修7,Discussion Imagine you are a futurologist. Now you predict an epidemic in the future. Try to use as many words and expressions

9、 you have learnt in the passage as possible. Name ? When ? Where ? Effect ? will be spreading, will have killed,北师大出版社 |选修7,on the rise 在增长 in historical accounts 历史记载 was attempting to do 试图做 sweep through 席卷 die from / die of 死于 one of the key causes 主要原因之一 in the 1330s 十四世纪三十年代 climate change 气候变

10、化 a lack of 缺乏 providefor 为提供 spread worldwide 世界范围内蔓延,Language points,北师大出版社 |选修7,Language points,in highly populated areas 人口密集地区 it is believed to 被认为 in history 历史上 begin with 以开始 spread to/ spread to 扩到 the number of globe cases全球病例总数 natural defence against the disease疾病的自然抗体 was harmful to 对有

11、害 make up 构成 (弥补,化妆,编造) stop the virus in its tracks当场制止病毒传播,北师大出版社 |选修7,Use the following phrases to finish the exercise on the rise die from die of a lack of providefor was harmful to make up 1.The hotel_ a reservation of tickets _ its residents （房客）. 2.How can we _ to you for what you have suffer

12、ed? 3.His father _ cancer when he was 10 years old. 4.Eating much and exercising little _ your health. 5.The cost of living is _ as prices are increasing at present,provides,for,make up,died of,is harmful to,on the rise,(预定),Language points,北师大出版社 |选修7,Find the correct prepositions to complete each of these phrases from the text. 1 . the beginning _ life _ Earth . (para. 1) 2 . 25% and 50% _ the areas population died _ the disease . (para. 3) 3 . was one _ the key causes _ the