1、导读 话题妙切入Unit 5 Revealing nature Nature does not proceed by leaps and bounds.Carl Linnaeus 自然的进化从不会突飞猛进。卡尔林耐 Nature is not governed except by obeying her.Bacon 自然不可驾驭，除非顺从她。培根 Deviation from nature is deviation from happiness.Samuel Johnson 对自然的背离就是对欢乐的背离。塞缪尔约翰逊 The intimacy between man and nature be
2、gan with the birth of man on the earth，and becomes each century more intelligent and farreaching.To nature，therefore，we turn as to the oldest aim most influential teacher of our race；from one point of view once our taskmaster，now our servant；from another point of view，our constant friend，instructor
3、and inspirer.Charles Darwin was born in 1809 in England.At school he didnt do well and got poor marks.He was a good athlete though and loved studying nature.He also kept doing chemistry experiments.His father was a doctor and expected Charles to become one too.Charles started studying medicine at Ed
4、inburgh University but soon gave up his studies there.In 1831，Darwin went on a fiveyear journey to South America，Australia and South Africa by ship.He was seasick but the things he saw on this trip changed his life.He collected many animal and plant specimens.In 1839，Darwin married his cousin Emma W
5、edgwood with whom he had ten children！He was a loving father and enjoyed family life which was always more important to him than his research.In spite of having many health problems throughout his life，Darwin lived until he was 73.Darwins most famous book On the Origin of Species came out in 1859 an
6、d sold out in a day.It said that all living things were related.His ideas were not popular at first，but now most people agree with them and admire Darwin as a great scientist.探索发现 1What was Darwins father?_ 2How many continents had he gone to during his trip？_ 3When Darwin died?_ A doctor.Three.In 1882.谢谢观看 THANK YOU!
