Unit 3 Sea Exploration Reading and Thinking 课件-2023-2024学年高中英语人教版（2019）选择性必修第四册

Unit 3 Sea Exploration Lead in Q: Do you know any sea creatures(生物)? Sea creatures seal goldfish dolphin turtle starfish shell shark crab whale lobster coral seaweed Q: How did people know these sea creatures a long time ago? Sea exploration Prediction Q: What’s the purpose of reaching out across the sea for people? food money friendship goods ... technology Do you know any navigators (航海家)? Marco Polo (马可波罗) Zheng He Columbus (哥伦布) Da Gama (达伽马) Magellan (麦哲伦) (A) Made seven voyages to the Western Seas from 1405-1433 (B) Made four voyages across the Atlantic Ocean from Spain and discovered a new world in 1492 (C) Succeeded in sailing a complete circle around the world (D) Wrote a book that described the mysterious culture of the Eastern world in 1295 (E) Opened a sea route from Europe to India by way of the Cape of Good Hope(好望角) time order problem and solution compare and contrast cause and effect definition and description 1. What's the genre / type of the essay? A. Narrative essay B. Diary C. Expository essay D. Argumentative essay Fast-reading 2. Consider how the passage is developed. time order problem and solution compare and contrast cause and effect definition and description 1. What's the genre / type of the essay? A. Narrative essay B. Descriptive essay C. Expository essay D. Argumentative essay Fast-reading 2. Consider how the passage is developed. How is the passage developed? Past (Para.2~3) Present (Para.4-5) Future (Para.6) 2 3 4 5 6 Fast-reading (Para.1) Which country did they come from by referring to the time line in the passage? —— China Fast-reading The passage is about _______'s sea exploration towards the ________ Main idea China West Detailed-reading (Para.2) Time In ancient times Regions explored Purpose/ Significance India, the Middle East, Rome, the coasts of the Indian Ocean and Sri Lanka To do business; led to more cultural awareness and exploration Detailed-reading (Para.3) Time In the Ming Dynasty (Zheng He) Regions explored Purpose a sight to behold in a league of your own at that time Time Today (the Belt and Road Initiative) Regions explored Purpose Detailed-reading (Para.4-5) Detailed-reading (Para.6) Q: What will drive China to reach out across the sea far into the future? Benefits To encourage the cooperation and promote the trade; To exchange products, goods, knowledge and technology with other countries; To strengthen the bonds in the world. Potential Problems Marine Pollution Ecological destory Cause the death of sea creatures Cause the waste of money Post-reading Thinking: What benefits and problems did sea exploration bring about? 11_2 Look at the title and skim the text. 人民教育电子音像出版社 普通高中教科书 英语 选择性必修 第四册 267825.66 $$