1、心细如线， 胸怀大志。 （打一日用品） 屋里有根藤,藤上结个瓜,一到太阳落,瓜里就开花. （打一日用品）Thanks to great scientists, substantial inventions have come into being, which bring great convenience for us. Warming UpWhat do you know about great scientists? Try this quiz and find out who knows the most.Who is he?Who is he?He has made a famous
2、 kite experiment.He learned a lot from it and invented lightningrod(避雷针避雷针).).He is Benjamin FranklinNever leave that until tomorrow, which you can do today.Who is he?Who is he?He invented electric bulbs.He made more than 1,000 inventions duringhis life.He is Thomas Alva EdisonThomas Alva EdisonGeni
3、us is one percent inspiration and ninety-nine percent perspiration.Who is she?Who is she?She is a woman scientist.She discovered radium( (镭镭) )and polonium(钋钋).In her life, she won the Nobel Prize twice.She is Marie CurieNothing in life is to be feared. It is only to be understood.Who is he?Who is h
4、e?He made the first telescope in the world.His observations show that the earth moves around the sun.He is Galileo GalileiYou cannot teach a man anything. You can only help him find it within himself.Who is he?Who is he?He is considered (to be) the greatest scientist in the 20th century.He is famous
5、 for the Theory of Relativity.He is Albert EinsteinImagination is more important than knowledge.To raise new questions, new possibilities, to regard old problems from a new angle requires creative imagination and marks real advance in science.Albert Einstain & Leopold Infeld_ analyse the results _ a
6、sk a question_ draw a conclusion _ collect data _ find a problem _ find supporting evidence_ think of a methodDiscuss the following stages of scientific research in groups. What order would you put them in?Unit 1Science and ScientistsDo you know something about John Snow?John Snow was born in 1813 a
7、nd worked as a doctor in Britain. He was so famous that he attended to Queen Victoria when she gave birth. He is considered the father of modern epidemiology. What is epidemiology?the scientific study of the spread and control of diseases 流行病学Covid-19 epidemicEffective measures have been taken to fi
8、ght against it!run nucleic acid tests get vaccinatedBesides coronavirus, what other kinds of epidemics（流行病） have you heard of?bird-flu（禽流感）malaria（疟疾）plague（鼠疫）Ebola(埃博拉)SARS(非典)For example: When you eat some seafoodMaybe you have got _.choleraBacteria / germs of choleraIllness finds its way in by t
9、he mouth. John Snow Defeats “King Cholera” 1. Who was John Snow ? 2. What is King Cholera? 3. How did John Snow defeat King Cholera?ReadingWhat will be talked about? Para.1 Para. 2 Para. 4Para. 5 John Snow desired to destroy cholera.Snow began his study by marking on the map.Truth of the infection o
10、f choleraSnows contributionsPara. 3 John Snow decided to prove the second theory.Match the main idea of each paragraph.find a problemask a questionthink of a methodcollect data find supporting evidencedraw a conclusionRead Para.1 carefully and fill in the mind map.Its one of _ in the world, because
11、it causes _._(when), an outbreak of cholera hit _, milions of people _.He rose to become _ , and even _ Queen Victoria when she gave birth.Snow became _ because no one knew _.However, he had a desire to _ once and for all. the most feared diseasessevere diarrhoea and dehydrationIn the early 19th cen
12、turyEuropedied from the disease“King Cholera”frustratedhow to prevent or treat choleraa famous doctorattended to destroy cholera John Snow decided to destroy “King Cholera” CholeraJohn SnowcontradictoryTheory one: _coughsneezerunny noselungdiarrheadehydration para 2caused by bad air Read Para.2 care
13、fully and get to know the two theories.Theory two: _caused by germs A map of Broad Street-”Cholera A map of Broad Street-”Cholera Map”Map”What method did Snow use?1) Which houses had more than 4 deaths in Broad Street?2) Which houses had no death in Broad Street?Multiple deaths happened here.No deat
14、h happened here.He suspected that the water from the pump was to blame. EvidenceRead Para.3 carefully and answer questions. ？These families had not drunk the water from the Broad Street pump. ？It seemed that the woman liked the water so much that she had it delivered to the house every day.He was ab
15、le to announce that the pump water carried cholera germs.He had the handle of the pump removed.Read Para.2 and 3 carefully and finish exercise 3 and 4 on P3.A. It was believed that cholera was caused by _ or germs in _.D. The pump water carried _.C. Many deaths occurred near the _ in Broad Street.So
16、me people _ drunk the water from the pump, and lived.A woman and her daughter died in another part of London after_.B. Snow _ the places where people who _had lived.E. The _ of the pump was removed.bad airfood or watermarked on a mapdied water pumphad notdrinking water from the pumpcholera germs1. c
17、onclusion_ 2.evidence_ 3.process_4.solution_5.theories_DCBEAhandle1) Water companies began to sell clean water.2) The threat of cholera around the world decreased.3) He helped people know how to prevent cholera.4) Snow transformed the way scientists study diseases.2. What contributions did John Snow
18、 make?1. What caused the outbreak of cholera in London in 1854?Read Para.4 and 5 carefully and answer the questions.Was cholera defeated completely? No To prevent cholera from spreading, wed better drink pure or boiled water and eat clean food.discovered artemisnin to treat malaria,was awarded the Nobel Prizethe father of hybrid rice, rid the world of hungerDespite the danger of infection, devoted to the research of COVID-19What qualities and scientific spirits do they have in common?the Father of Modern Epidemiology, defeated King Cholera
