or TRUTH LIE Food Chain We are all connected. From the smallest ant to the tallest tree. Each and every creature is part of the ecosystem(生态系统). Macquarie Island: from Chaos to Conservation To learn how the chaos was caused in Macquarie Island and how people tried to conserve (保护)the island. To learn to describe a story by using a mind-map. To realize the great effect of humans’ actions on ecologyand the importance of ecological balance. Learning objectives 1. What can you see in this video ? 2. What do you think of them? Lead-in Watch a micro-video(微课视频) and answer questions: 1. What can you see in this video ? 2. What do you think of them? Lead-in Watch a micro-video(微课视频) and answer questions: Fast-reading Look through the passage, divide it into three parts, and get the main idea of each part. Part 1 Para_____ Part 2 Paras____ Part 3 Paras____ the _____ of the island the_____ of the island the _____ of the island 1 introduction 2-3 chaos 4-6 conservation 单击这里输入标题 A Location B Shape C Landscape Detailed-reading How does the writer introduce the island in para.1? In the _____ ocean , halfway between Australia and Antarctic. long and thin Why? strong winds and stormy seas green grass; bare rock; a wild and natural beauty C Inhabitants royal penguins; king penguins; elephant seals South-west Pacific Detailed-reading Read part 2(paras.2-3)and answer the questions. 1. What animals were brought to the island? 2. What happened after they reached the island? 5% Detailed-reading To live there To hunt for sea animals To control rats and mice To be a source of food for humans took over the island eat birds’ eggs attack baby birds develop an appetite for birds multiplied quickly eat the native vegetation digging holes cause soil erosion more rabbits means more cats What happened after they reached the island ? Humans arrived in1810 Purposes Results Tom & Jerry Tom & Jerry Detailed-reading Fill in the following blanks with information in para.4-5. {7DF18680-E054-41AD-8BC1-D1AEF772440D}Time In the 1970s In the 1980s Measures Results Became an official nature reserve. _____ was released to control rabbits. _____ _____were used to catch the cats. Detailed-reading A virus Traps and dogs fewer_____ but_____ birds no ____ _____rabbits more rabbits cats fewer but _____rats more the remaining 10000 rabbits? Detailed-reading the large number of mice and rats? results Caused some land to _____ Killed a substantial number of _____ Remove all the invading species once and for all. collapse penguins Detailed-reading 1. What’s the author’s mission on the island? 2. How do you understand the sentence “ we human owe it to the island to give it a happy ending.” at the end of the passage ? Remove the last invading species It is humans that have caused great damage to the island and it is our duty to help it return to normal. Read the last paragraph again and answer the questions. Summary 2006 1891 1970s 1980s details... 1810 details... detail ... ...
~~ 已预览到文档结尾了 ~~
