高中英语 Unit1 Great Scientists课件2 新人教版必修5 课件VIP免费

There are some great scientific achievements that have changed the world. Can you name some of them? What kind of role do they play in the field of science ? Do these achievements have anything in common? Match the inventions with their inventors below before you answer all these questions. Warming Up: Alexander Bell electricity Thomas Edison the First telephoneLaite Brothers the electric LampMadame Curie black holes in UniverseFranklin Theory of GravitySteven Hawking the First PlaneElbert Einstein RadiumIsaac Newton the Theory of Relativity Quiz Questions (P1)阿基米德 (Archimedes)Charles DarwinThomas NewcomenGregor MendelMarie Curie Thomas EdisonLeonardo da VinciHumphry Davy张衡Stephen Hawking Pre-reading:Pair work:Task 1.What do you know about infectious diseases?Task 2. What do you know about cholera? While-reading:John Snow Defeats King Cholera1.What does the title imply?2.Predict what the text is about after reading the title and the first paragraph.3.Guess what kind of person John Snow was by analyzing the key words in the first paragraph. While-reading:Questions 1. What do you know about Dr. John Snow’s being well-known in London?(He attended Queen Victoria to ease the birth of her babies.).2. From what disease did Londoners suffer in his age?(They exposed themselves to cholera.). 3. When did Dr. Snow think the disease would be controlled?(He knew he would never be controlled until its cause was found.)4. What was the second theory explaining how the disease killed people?(People absorbed this disease into their bodies with their meals.) 5. Did the map which Dr. Snow draw help find the cause of the disease?(The map gave a valuable clue about the cause of the disease.) 6. What did Dr. Snow think was...