Unit 1 Period 1 Reading and thinking（课件）-【新教材精创】2020-2021学年高中英语新教材同步备课（人教版选择性必修第二册）(共38张PPT)

人教版 选择性必修二 Period 1 Reading and Thinking： John Snow Defeats “King Cholera” Unit 1 Science and Scientists 1 1. Enable the Ss to get to know some knowledge about Cholera.  2. Enable the Ss to understand the passage well. 3. Let the Ss learn some reading skills by scanning and skimming. 4.To learn from the great scientists and develop the noble spirits . Teaching Goals 2  Name some famous scientists you know and tell something about them. Lead in 3 Who is he? Archimedes (阿基米德) Which scientist discovered that objects in water are lifted up by a force that helps them float? Charles Darwin. Who wrote a book explaining how animals and plants developed as the environment changed? Who is he? Who invented the way of giving electricity to everybody in large cities? Who is he? Who is he? Who put forward a theory about black holes? Who is he? Who is he? John Snow (1813-1858) John Snow was born in York on March 15th, 1813, the oldest of nine children. York London Do you know him? Reading J