高二英语必修五第一单元WarmingupandReading课件新人教版必修5.pptVIP

Great scientists;Warming up; When we talk about great scientists, who will come into your mind?;Father of hybrid rice;“The weak one sits and waits the opportunity; The powerhouse makes the opportunity. ” 弱者坐待时机；强者制造时机。 ;“If I have seen further, it is by standing on the shoulders of gaints.”;Archimedes 阿基米德;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 in 1898? She received two Nobel Prizes, one for physics and one for chemistry.; 6. Who invented the way of giving electricity to everybody in large cities?; 7. Who was the painter that studied dead bodies in order to improve his paintings of people?;8. Who invented a lamp to keep miners safe underground in 1815?;9. Who invented the first seismograph to indicate in the direction of an earthquake?;10. Who put forward a theory about black holes?;Reading;What infectious diseases do you know?;Do you know this person?;THINK;;;;;;Number these events in the order that they happened. 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.;2. Why was cholera called “King Cholera” in the text? A. Because cholera caused some 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.;3. What’s 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