【课件】Unit1ReadingandThinkingandlanguagepoints课件人教版高中英语选择性必修第二册.pptx

Period 1 Reading and Thinking;To get information about how John Snow defeated cholera To summarize stages of scientific research To talk about the significance and contribution of John’s work;There are some great scientific achievements that have changed the world. Name some famous scientists you know and tell something about them.;Stephen Hawking (1942-2018) British scientist;Who is she?;Tu Youyou ;Who is he?;Zhong Nanshan, who has been committed to the study, prevention and treatment of major respiratory diseases and significantly contributed to the COVID-19 fight, was recommended for the Medal of the Republic nomination.;COVID-19(新型冠状病毒): an infectious disease ;In the early 19th century, an infectious disease similar to COVID-19 hit Europe. ;John Snow Defeats “King Cholera”;Do you know who he is ?;What does “ King ” imply in the title? ;______ analyse the results ______ ask a question ______ draw a conclusion ______ collect data ______ find a problem ______ find supporting evidence ______ think of a method;What is cholera?;;5. When there is an outbreak of cholera, it is important to focus on treatment and waste control. 6. Safe and effective cholera vaccines (疫苗) are now used to control the disease. 7. Today, no country requires proof of cholera vaccination as a condition for entry.;Skim the passage to see if the order you decided above was correct, and choose the main idea of the passage.;Use the stages in examining a new scientific idea to describe each paragraph.;Read the passage again and complete the chart below.;;Match the following headers with the letters from the chart above. Write A-E in the blanks.;T;;How did John Snow made it?;;;Besides cholera , what other kind of infectious diseases do you know ? How can we protect ourselves from them ?;1. What was the most important tool Snow used to defeat cholera? What common medical tools, e.g. a microscope, didnt he use? Why?;2. How has John Snow’s work affected our daily lives? Snows work has provi