Unit 5 A Delicate World Understanding Ideas 导学案-2023-2024学年高中英语外研版（2019）选择性必修第二册

选必2高二英语Unit 5 A delicate world阅读导学案 一、Read the passage carefully and choose the best choice. 1. What do we know about Macquarie Island? A. It has a long and wide shape. B. It is in the North-west Pacific Ocean. C. Its ecosystem experienced a tragic story. D. Its bad conditions resulted in no visitors coming. 2. Which of the following can replace the phrase “developed an appetite for the birds” in paragraph 2? A. began to eat the birds B. lost interest in eating the birds C. existed in harmony with the birds D. got into the habit of attacking the birds 3. Why did people choose to release a virus onto the island? A. To prevent soil erosion. B. To control the rats and mice. C. To decrease the population of cats. D. To kill all the rabbits on the island. 4. What does the word “that” in paragraph 6 refer to? A. Removing invading species. B. Dropping poison from helicopters. C. Making the island an official nature reserve. D. Training more dogs to find invading species. 5. What message does the author most want to give us? A. Human activities should be banned. B. New equipment should be introduced. C. Great efforts should be made to kill rats and mice. D. We should give the island’s wildlife a bright future. 二、Read the passage and complete the chart. Time Species change The chaos of the island Conservation In 1810 Native inhabitants : and . And arrived on Macquarie Island. 1810 - 1891 were brought to the island. 1. Rats and mice the island. 2. Cats the birds. 3. Rabbits rapidly. 4. Parakeets . 1. Cats the island. 2. Rabbits were introduced to the island as food, but cats killed more birds. In the 1970s 1. Rabbits remained . 2. Cats ate the native birds again.