(
课件网) 2019新人教高中英语选择性必修二 Unit 1 Science and Scientists Reading and Thinking Teaching objectives: By the end of this period, you will be able to… 1. figure out the correct stages of scientific research. 2. understand the questioning mind by analysing John Snow's characteristics. 3. learn about the necessary scientific spirits to be a scientist. 4. express opinions on how to defeat COVID-19. Watch and Think Q1：What is the video mainly about Q2： Do you know who is the first man to defeat cholera And how Cholera … Spread Harm How to be defeated John Snow (1813-1858) Nationality: English Known for: Locating source of a cholera outbreak Fields: Epidemiology Pre-reading What is the correct order of the following stages of scientific research Discuss with your classmates. ·analyze the results ·ask a question ·draw a conclusion ·collect data ·find a problem ·find supporting evidence ·think of a method find a problem ask a question think of a method collect data analyse the results find supporting evidence draw a conclusion Doing research is not an easy task. find a problem ask a question think of a method collect data analyse the results What？Who How Truth Results and significance Para1: Para2&3： Para4： Para5: While-reading While-reading Paragraph 1 When/Where？ What？ What consequence？ Who He never lost his desire to_____once and for all. A_____ doctor who even attended to_____ In the early 19th century/ Europe What A disease which causes diarrhoea, dehydration, and even death Millions of people died. destroy cholera Queen Victoria young While-reading Paragraph 2&3 Q1: How many theories are there about Cholera's spread Q2: Which one did John Snow agree with Q3: How severe was the Cholera outbreak in that two particular streets There are two theories. He agreed that cholera was caused by an infection from germs in food or water. 500 people died in 10 days. Find a problem He determined to find out why. Ask a question While-reading Paragraph 2&3 Stages Key words or sentences Marking on a map house numbers16,37,38, and 40; 20 and 21 Broad Street; 8 and 9 Cambridge Street Analyse the results Find supporting evidence As a result of this evidence, John Snow… multiple deaths near the water pump; some households had had no deaths Collect data a woman and her daughter had died; the woman liked the water…she had it delivered to her house everyday Draw a conclusion Find a problem While-reading Paragraph 4 Q1: What's the main idea of paragraph4 Q2: How can we prevent cholera The truth was that the water from the Broad Street pump had been infected by waste. We should drink pure or boiled water. Activity 2 Find the seven stages in Para.2 & 3 Para.2 Stage 2 ask a question investigate determined to carefully examine the facts or find out the truth or how it happened Activity 2 Find the seven stages in Para.2 & 3 Para.3 Stage 3 think of a method mark exact Activity 2 Find the seven st ... ...
