unit1greatscientists必修5(已修改)
2024-12-04 01:38 本頁(yè)面
【正文】 Unit 1 Great Scientists Do you know the great scientists? invented the first modern steam engine? James Watt (瓦特 ) discovered radium? Madame Curie 3. Who is the inventor of electric light bulb(電燈 )? Thomas Edison invented the earliest instrument to tell people where earthquakes happened? Zhang Heng is the father of super hybrid rice? Yuan Longping 6. Do you know who defeated “King Cholera”? John Snow John Snow is a wellknown doctor in the 19th century in London and he defeated “King Cholera”. Do you know what kind of disease is 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. Let’s get to know how Dr. John Snow de
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