高中英语必修5Unitampnbsp1第二课时导学案

　　【学习目标】1. 熟练掌握文中重点单词和短语，并了解重要句型的表达法。2. 运用略读和找读策略迅速获取信息,并能够精读文章获取信息和分析信息。 【课前自学】find out the following phrases in the text.1) physical characteristic ________________; 2) ________________________提出一个理论3) infectious disease ____________________; 4) _________________________ 得出结论5) analyze the results ___________________; 6)_____________________暴露(…..)在……中 7) terrified people _____________________; 8) ________________________最致命的疾病9) _____________________把….吸收入….; 10) __________________________ 收集信息11) _______________________决心干某事; 12) ______________________一条珍贵的线索13) __________________除..…之外还有…; 14) ____________________将…和…联系起来 15) _____________________叫某人送东西; 16) __________________________ 死于…17) _______________________肯定地宣布; 18) __________________________ 被污染的水19) ___________________阻止某人干某事; 20) ___________________________ 处理……课堂学习：i. fast reading: choose the best answer according to the text.1) the passage mainly tells us that ______________a. the cause of cholera was polluted water.b. john snow was a well-known doctor in l 教学资源下载，还有大量而丰富的教学相关资讯！＂ type=＂#_x0000_t75＂>ondon.c. the source of all drinking water should be examined.d. john snow did some research and helped to defeat ＂king cholera＂2) why was cholera called ＂king cholera＂ in the text?a. because cholera caused many deaths.b. because it got its name from queen victoria.c. because cholera was the most deadly disease of its day.d. because it was defeated with the help of the king.3) people thought that cholera spread _________ before john snow’s research.a. in the air b. by the birds c. in the water d. by the food4) ____________ is the key help for john snow’s discovery.a. the government b. the woman moving away from broad streetc. the water company d. the map made by himself5) at last, ＂king cholera＂ was controlled by ___________.a. using medicines in hospitals b. driving patients out of the country c. dealing with the polluted water d. getting rid of all kinds of pollutionii. careful reading:please read the text and find out the general idea of each paragraph and match the correct research stage with each paragraph. discuss it in groups, and then report your answers.paragraphstagesgeneral ideas1find a problemthe _________ of cholera2____________________the correct or possible theories3think of a method__________ data on where people were ____ and _______ and where they got their water4__________________plot information on a _____ to find out where people _______ or ____________.5[来源:学,科,网z,x,x,k]analyze the results______________ to see if that is the cause of the illness6__________________find other __________ to confirm his conclusion7make a conclusion_________________________ was to ________ for the cause of the london cholera课堂讨论discuss the following questions.1) what are the two theories explaining how cholera killed people?2) what evidence did john snow gather to convince people that idea 2 was right?3) cholera was a 19th century disease. what disease do you think is similar to cholera today?4) can you tell me what style of the passage belongs to?随堂检测： retell the passage john snow was a well-known ____ in london in the ___ century. he wanted to find the ______ of cholera in order to ______ it. in 1854 when a cholera ____ out, he b egan to gather information. he _____ on a map w here all the dead people had lived and he found that many people who had drunk the dirty water from the ______ died. so he decided that the polluted water carried cholera. he suggested that the _____ of all water supply be _______ and new methods of ________ with polluted water be found. finally, ＂king cholera＂ was defeated.