Unit 5 Revealing nature Understanding ideas A Journey of Discovery 公开课课件-2023-2024学年高二英语外研版（2019）选择性必修第一册

Understanding ideas A Journey of Discovery A Journey of Discovery Who had a journey? What’s the discovery? Choose the main idea of the passage and give your reasons. Darwin’s interest in various living things made him a great naturalist. Darwin’s journey on the Beagle inspired his Theory of Evolution. Darwin went on a journey to confirm his theory that humans had evolved over time. Fast-reading 3 The Structure Fast-reading The text is organized in order of______ . time Para_____ 2-5 Para___ Para _____ Before the journey During the journey After the journey 1 6-7 4 Skim the passage and choose. What's the genre of the passage? Exposition Argumentation Narration What Where Who Why How Fast-reading A Journey of Discovery Darwin Question: how did different species come to exist? England → South America Galapagos Islands By ship — Beagle 1831 1835 1839 On the Origin of Species Careful-reading first choice completing his degree medical school disgrace He was not the captain’s _____ ______ He was a ________ to himself and all his family He was a young man who had left _______ ______without___________. Labels on a young man In common people’eyes In captain’eyes In families’eyes Read Para. 1 and think 6 Careful-reading Read Para. 2 carefully and answer following questions. Who is the man in question? Charles Darwin was a geologist and naturalist, fascinated by rocks, plants and animals. 7 Careful-reading 1831 left England South America, What did he do? Study living things and Collect samples Ask himself a questions How did different species come to exist? 9 premise(前提) All species were created by ________  Some species of animals were very __________ to each other  The environment was ___________ conclusion All species had appeared on Earth ____________, and had not_______ since. Maybe animals _________ as they ______________ their changing environmen