書式設定,書式設定,第 2,第 3,第 4,第 5,*,Unit 1,Great Scientists,Unit 1 Great Scientists,1,Warming up,&,pre-reading,Warming up&pre-reading,2,Look at question 2 in teaching-learning paper.Give the answers and translate them.,【Lead-in】,Look at question 2 in teaching,3,【Warming up】,Who discovered that objects in water are lifted up by a force that helps them float?,Who wrote a book explaining how animals and plants developed as the environment changed?,Archimedes,Charles Darwin,【Warming up】Who discovered tha,4,Who invented the first steam engine?,Thomas Newcomen,Who used peas to show how physical characteristics are passed form parents to their children?,Gregor Mendel,Who invented the first steam e,5,Who discovered radium?,Who invented the way of giving electricity to everybody in large cities?,Who was the painter that studied dead bodies to improve his painting of people?,Maries Curie,Thomas Edison,Leonardo da Vinci,Who discovered radium?Who inve,6,Who invented a lamp to keep miner safe underground?,Who invented the earliest instrument to tell people where earthquakes happened?,Who put forward a theory about black holes?,Sir Humphrey Davy,Zhang Heng,Stephen Hawking,Who invented a lamp to keep mi,7,Please read the introduction on p76.2 about King Cholera in your text.Then answer some questions.,Please read the introduction o,8,Do you know who defeated“King Cholera”?Describe him.,Do you know what kind of disease is cholera?,John Snow is a well-known doctor in the 19th century in London and he defeated“King Cholera”.,It is a kind of deadly disease.,Do you know who defeated“King,9,Q：What qualities do you think a scientist should have?,（persistent,determined,imaginative,careful,creative,）,Q：What qualities do you think,10,draw a conclusion,think of a method,collect results,make a question,find a problem,analyse the results,find supporting evidence,find a problem,make a question,think of a method,collect results,analyse the results,draw a conclusion,How to prove a new idea,in scientific research?,find supporting evidence,【Pre-reading】,draw a conclusionthink of a me,11,Reading,Reading,12,Careful,Reading,:,John Snow was an,doctor in London who,Queen Victoria as her personal,.He thought about helping ordinary people,to,cholera.Though the cause and the,of it were unknown,he wanted to face,the,and solve the problem.,para.1,expert,attended,physician,exposed,cure,challenge,Careful Reading:John Snow was,13,Careful,Reading,:,What were the two theories about the cause of cholera?,Which theory did John Snow want to prove?,What was his method of doing the research?,multiplied victims,absorb,The second one.,To gather information in two particular streets.,para.2&3,Careful Reading:What were the,14,Careful,Reading,:,para.4,How did he gather information?,What valuable,clue,did he get about the cause of the disease?,What might be the cause?,Marked on a map,Many of the deaths,had no deaths.,It seemed that the water,was to,blame,for,cholera.,Careful Reading:para.4How did,15,Many of the deaths were near the water pump in Broad Street.,death,Part of Snows Cholera Map,Many of the deaths were near t,16,Careful,Reading,:,para.5,Why did he tell people to remove the,handle,from the,pump,?,What happened after the handle was removed?,So that,slowed down,Careful Reading:para.5Why did,17,Careful,Reading,:,para.6&7,Where did the woman live and what did she had delivered to her house every day?,What did their deaths suggest?,What measures did John Snow take to prevent the disease from spreading?,Away from Broad Street,Water from the pump,The polluted water carried the,virus,.,suggested thatbe examined,were,instruct,ed not to,exposeto,Careful Reading:para.6&7Where,18,Homework,Look up the new words and expressions of the reading,in the dictionary.,2.Preview the reading passage.,Homework Look up the new word,19,