高中英语 unit 1 great scientists全单元课件
85页1、Unit 1 Great scientists,Unit 1,Great scientists,Period 1&2 Warming up and Reading I,Warming up,What impress you most in 2003?,Which person impress you most during the SARS?,What other infectious diseases do you know?,For example: When you eat some seafood,You feel,Maybe you have got _.,Cholera,Warming up-questions (2m),John Snow defeats “King cholera”,Reading,Skimming: answer the following questions:,What are the two theories John Snow got interested in? What did John Snow experience show? How t
2、o prevent the disease happening again?,Reading-I-skimming (2m),1.The two theories are : The first suggested that cholera multiplied in the air without reason. The second suggested that people absorbed this disease into their bodies with their meals.,3.To prevent this from happening again, John Snow suggested that the source of all water supplies be examined and new methods of dealing with polluted water be found.,2.John Snow had shown that cholera was spread by germs and not in a cloud of gas.,K
3、eys:,the cause of the serious disease of cholera.,_ that attacked victims,_from the next cholera attack to test theories. Try to prove which method was correct.,He found the cause of cholera was_.,Idea 2. Because the data showed a connection with the water.,John Snow was able to _ once its cause was know.,No body knew_,Strange cloud in the air,with their meals,Collect data,the polluted water,defeat cholera,Reading-II-scanning (3m),Detailed reading,Read the passage again, and then find out the di
4、fficult or key sentences with the partner.,Reading-III-detailed reading (2m),1. But he became inspired when he thought about helping ordinary people exposed to cholera.,In the case of an infectious disease it means not taking care to stop its spread.,2.He got interested in the two theories explaining how cholera killed people.,This means that he began to find out about both theories.,3. It seemed the water was to blame.,The sentence means Probably it was the water that caused the illness.,Discus
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