Unit 1 Science and Scientists Reading and Thinking 课件-2023-2024学年高中英语人教版（2019）选择性必修第二册

SC2 Unit 1 Science and Scientist Reading and Thinking Pre-reading Activity 1: Discuss the following stages of scientific research in groups. What order would you put them in? ____analyse the results ____ask a question ___draw a conclusion ___collect data ___find a problem ___find supporting evidence ___think of a method 5 2 7 4 1 6 3 Read the title and guess what is the passage mainly about? John Snow Defeat “King Cholera” Prediction Who ? how? What is King Cholera? Why is it called King Cholera? Skim the passage and finish the chart below while-reading paragrapgs main idea 1 What? 2-3 How? 4 The truth 5 Results and significance read paragraph 2 and 3 carefully, find the key words or sentences of each step, then fill in the chart below while-reading Order Stage Key words or sentences 1 Find a problem two contradictory theories 2 Ask a question in two particular streets the cholera outbreak was so severe....find out why. 3 Think of a method marking on a map 4 Collect data house numbers 16, 37,38, and 40; 20 and 21 Broad Street;8 and 9 Cambridge Street 5 Analyse the result multiple deaths near the water pump;some households had had no deaths. 6 Find supporting evidence a woman and her daughter had died; the woman liked the water..she had delivered it to her house. 7 Draw a conclusion As a result of this evidence, John Snow was able to announce that the pump water carried cholera germs. Read paragraph 1 carefully and fill in the mind map belowm while-reading cholera What? It is one of____________because___________ When?_____________________________________ Where?______________________________________ What consequence?__________________________ John Snow Who? A ______doctor who even attended________when she gave birth What ? He had desire to __________________________ once and for all. Look at the map made by John Snow and answer the following questions: 1.What kind of map is it?(It’s Snow’s cholera map) 2.What does “-