人教版高中英语必修Unit全单元课件.ppt

人教版高中英语必修5Unit 1全单元课件;geologist 地质学家 geographer 地理学家 mathematician 数学家 physicist 物理学家 chemist 化学家;New words (1) Warming up Text study New words (2) Learning about Language Using language Workbook;WARMING UP;Newton;Franklin;杨振宁; 王 选;2. Try the quiz on P1 and find out who knows the most.;1.Which scientist 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?;3.Who invented the first steam engine?;4.Who used peas to show how physical characteristics are passed from parents to their children?;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? ;8.Who invented a lamp to keep miners safe underground?;9.Who invented the earliest instrument to tell people where earthquakes happened?;10.Who put forward a theory about black holes?;Text study;1. Do you know how to prove a new idea in scientific research? Discuss in small groups the stages in setting out a new scientific idea. What order would you put them in?;Find a problem;2. What do you know about infectious disease?;What do you know about cholera?;Varian cholera;Skimming;Fast reading;Para.1 Para.2 Para.3 Para.4 Para.5 Para.6 Para.7;Step 2: Read the passage and number these events in the order that they happened.(P3,E1);_____ John Snow began to test two theories. _____ An outbreak of cholera hit London in 1854. _____ John Snow marked the deaths on a map. _____ He announced that the water carried the disease. _____ John Snow investigated two streets where the outbreak was very severe. _____ King Cholera was defeated. _____ He found that most of the deaths were near a water pump. _____ He had the handle removed from the water pump.;Detailed reading;JOHH SHOW DEFEATS “KING CHOLERA” Para.1 John Snow was a famous doctor in London - so expert, indeed, that