book5unit1reading1公开课获奖课件.pptx

单击此处编辑母版标题样式,单击此处编辑母版文本样式,第二级,第三级,第四级,第五级,单击此处编辑母版标题样式,单击此处编辑母版文本样式,第二级,第三级,第四级,第五级,Unit 1 Great Scientists,第1页,Warming and pre-reading,1.Who discovered that objects in water are lifted up by a force that helps them float?,2.Who wrote a book explaining how animals and plants developed as the environment changed?,Archimedes,Charles Darwin,第2页,3.Who invented the first steam engine?,Thomas New en,4.Who used peas to show how physical characteristics are passed form parents to their children?,Gregor Mendel,第3页,5.Who discovered radium?,6.Who invented the way of giving electricity to everybody in large cities?,7.Who was the painter that studied dead bodies to improve his painting of people?,Maries Curie,Thomas Edison,Leonardo da Vinci,第4页,8.Who invented a lamp to keep miner safe underground?,9.Who invented the earliest instrument to tell people where earthquakes happened?,10.Who put forward a theory about black holes?,Sir Humphrey Davy,Zhang Heng,Stephen Hawking,第5页,draw a conclusion,Think of a method,Collect results,Make a question,Find a problem,Analyse,the results,Find supporting evidence,How to prove a new idea in scientific research?What order would you put the seven in?,第6页,Do you know John Snow?,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 terrible disease caused by drinking dirty water and it caused a lot of deaths in the old times and it was very difficult to defeat.,第7页,Lets get to know how Dr.John Snow defeated“King Cholera”in 1854 in London in this reading passage:,John Snow Defeats“King Cholera”,第8页,Do you know what did this map was used for in 1854?,Finding out the cause of Cholera.,第9页,Who defeats“King Cholera“?,What happened in 1854?,1.Whats the main idea of the passage,A.John Snow was a well-known doctor in London.,B.The cause of Cholera was polluted water.,C.The source of all drinking water should be examined.,D.How did John Snow collect,analyze data and find the cause of the disease and solved it,John Snow,Cholera outbreak hit London.,Task 1:Skim and Scan,第10页,Task 2:Read and answer,1)The passage mainly tells us that _,A.the cause of cholera was polluted water.,B.John Snow was a well-known doctor in London.,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.,第11页,3)People thought that cholera spread _ before John Snows research.,A.in the air B.by the birds C.in the water D.by the food,4)_ is the key help for John Snows discovery.,A.The government B.The woman moving away from Broad street,C.The water pany D.The map made by himself,5)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 pollution,第12页,The passage is written as a report of an experiment and there are,7 steps,:,1.Find a problem:(发现问题),2.Make up a question:(形成研究主题),3.Think of a method:(找出研究措施),4.Collect results:(搜集材料),5.Analyse results:(分析材料),6.Repeat if necessary:(必要时重新分析),7.Draw a conclusion:(得出结论),第13页,Read the passage again and fill in the blanks:,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 began to gather information.He _ on a map where 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.,doctor,19th,cause,defeat,broke,marked,pump,source,examined,dealing,第14页,Homework,1.在文章中找出长句，难句以及重要词组,2.完毕课文P4 1,2题,第15页,