Unit 5 Understanding ideas 课件-2023-2024学年高中英语外研版（2019）选择性必修第一册

Unit 5 Revealing nature Understanding ideas 1 British Biologist, Naturalist The founder of Theory of Evolution Published the Origin of Species Sailed around the world on the Beagle for five years Charles Robert Darwin Feb 12th, 1809—Apr 19th, 1882 Who is he? 2 A Journey of Discovery Who had a journey? What’s the discovery? Para_____ The structure 2-5 The text is organized in order of______ . Para___ Para _____ time Before the journey During the journey Decide what type of essay it is? It is a narrative essay. Fast reading After the journey 1 6-7 He was not the captain’s _____ ______ He was a ________ to himself and all his family He was a young man who had left _______ without___________. first choice completing his degree medical school disgrace Careful reading Labels on a young man In common people’eyes In captain’eyes In families’eyes Careful reading Read Para. 2 carefully and answer following questions. Who start the journey? What did he do? Charles Darwin was a geologist and naturalist, fascinated by rocks, plants and animals. Collecting things Asking himself a questions How did different species come to exist? premise 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 environments. VS God at the same time changed similar changing evolved adapted to Para. 3 7 1. In which aspect were these birds different？ 2. What caused their differences? Beaks Food available on that particular island 8 A _________ ancestor __________ into different species common evolve 9 10 _______ to believe people were _______ ______ to believe refused shocked started People’s reaction towards the theory 11 Comics used to mock Charles Darwin 12 Today, On the Origin of Species is regarded as one of the most important works ever wri