人教版高中英语Book 5 Unit 1 Great scientists reading ---John Snow Defeats “King Cholera”教学课件共19张PPT

In 2003,thousands of persons were attacked by SARS. A lot of people were scared at the mention of it Zhong Nanshan and other scientists defeated the terrifying COVID-19. Unit1 Book5 Great scientists Period2 Reading Comprehending John Snow Defeats “King Cholera” Cholera is an infectious illness. It begins in the stomach and used to be a deadly disease which can lead to death. The victims died very quickly from a loss of liquid after vomiting(呕吐) and diarrhea (腹泻). The most terrible outbreak of cholera ever happened in the kingdom. It was so severe that 127people died in the first three days ,and thousands of persons exposed to the cholera. What do you know about the cholera? Who is John Snow? a famous doctor in London. relationship attended her as her personal physician. A science reading: John Snow Defeats “King Cholera” Stages in the scientific research: Draw a conclusion Think of a method Collect results Make up a question Find a problem Analyse the r