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课件网) Unit 1 SCIENCE AND SCIENTISTS Period 1 Reading and Thinking John Snow Defeats "King Cholera" 高中英语/人教版2019/选择性必修第二册 Reading and thinking 课文知识点 1 one of the most feared diseases 2 become frustrated 3 attend to sb 4 lose desire to do sth 5 once and for all 6 in general 7 two contradictory theories Important phrases 8 an infection from germs in food or water 9 subscribe to the second theory 10 in two particular streets 11 be determined to find out why 12 begin by marking the exact places 13 multiple deaths near the water pump Important phrases (P2) 14 suspect that the water pump is to blame 15 what's more /moreover 16 have it delivered to her house 17 as a result of the evidence 18 have the handle removed 19 raW waste Important phrases (P2-P3) analyse the results ask a question draw a conclusion collect data find a problem find supporting evidence think of a method Pre-reading Try to put the following stages of scientific research in order. Para1: Para2&3: Para4: Para5: Results and significance What Who Fast-reading How Truth Careful-reading Para.1 Research background What: It is one of the most feared diseases in the world, because it causes severe diarrhoea,dehydration and even death Cholera when:In the early19th century where: Europe what consequence:millions of people died from the disease who: He rose to become a famous doctor ,and even attended to Queen Victoria when she gave birth. John Snow What: he had a desire to destroy cholera once and for all. Careful-reading Para.2 Find a problem &ask a question In those days,What did doctors have to explain how cholera spread Two contradictory theories caused by bad air Snow subscribed to the second theory. Theory two: caused by germs Theory one: Careful-reading Para.3 3rd stage:Think of a method 4th stage:Collect data 5th stage:Analyse the results(data) Para.3: Snow began by marking on a map the exact places where all those who died had lived.There were multiple deaths near the water pump in Broad Streei (especially house numbers (16,37,38,and 40).However,some households (such as 20 and 21 Broad Street,and 8 and 9 Cambridge Street)had had no deaths . 28 27 26 25 24 23 21 20 No death happened here. AD STREET 29 307 31 32] 33 34 1 36 38 39 Clue:free beer from public house The water from the pump was to blame. Result: The water came from the river which had been polluted by the dirty water from London. 22 PH 14 multiple deaths happened here. Public house O u A w ~| 一I 3 MBRIDGE STREET A 6 N 4 Match the following headers with the letters from the chart above.Write A-E in the blanks. 1.conclusion D 2.evidence C 3.process B 4.solution E 5.theories A Read the passage again and tell whether the following statements are true(T)or false(F). 1.Many people died of cholera before its cause was found.(T) 2.It was a fact that cholera spread in a cloud of gas.(F) 3.When cholera broke out in 1854,it spread quickly through poor neighb ... ...
