(
课件网) 2019人教版高中英语高二年级选择性必修四 Unit 3 Reading and Thinking Have you seen plants and animals under the sea Warming up Dolphins 海豚 Under the Sea sea-turtle 海龟 Sea horse 海马 Squid 鱿鱼 Sea star 海星 Jellyfish 水母 Coral 珊瑚 Angel fish 天使鱼 Anemone fish 海葵鱼 Shark White whale白鲸 Pre-reading Guessing game: navigators(航海家) Italian He is the most famous westerner to travel the Silk Road and the only person to provide information about China to the outside world Marco Polo Italian Discovered the New World in 1492 Columbus Portuguese Made the first voyage around the world Magellan Chinese made seven voyages to the Western Seas (1405-1433) Zheng He 1. To identify essay types. 2. To learn and understand the history of the sea exploration. 3. To summarize the main idea of each paragraph. 4. To assess the significance of sea exploration. Learning aims: While-reading Read for genre（体裁）. four major types of essay: narrative, descriptive, expository说明文, and argumentative议论文. This passage belongs to A. Narrative : a story with a beginning + middle + end. B. Descriptive : a subject + interesting details C. Expository : a subject+ factual information D. Argumentative : an idea + to convince the reader Listen and match the main idea of each paragraph. Read for main idea. Para.1 A. China will continue to explore the sea and enhance relatinships. Para.2 B. Travel from east to west began long before Columbus. Para.3 C. In ancient times, travel east to west was on the Silk Road. Para.4 D. Zheng He’s sea voyages built relations with other countries. Para.5 E. The 21st Century Maritime Silk Road has encouraged cooperation and strengthened the bonds between China and the rest of the world. Para.6 F. China is also joining with other countries on other important projects. subject Factual information The text mainly talks about _____ in the past and now. As time went by, some explorers reached across the sea in order to strengthen the bonds between _____ _____. sea exploration China and the What's the main idea of the text rest of the world How is the passage developed time sequence problem and solution compare and contrast cause and effect Reaching out Across the Sea (an expository essay) Para. 1 Para. 2 ~ 3 Para. 4 ~ 5 Para. 6 in the past an introduction to the topic in the future at present Read for structure. Which is introduced in each exploration Time Region Result/ Purpose in ancient times in Ming Dynasty today in the future in recent years Read for details. (Finish the timeline) in ancient times in the Ming Dynasty today in recent years far into the future Time Region Purpose / Significance India, the Middle East, Rome, the coasts of the Indian Ocean and Sri Lanka the South China Sea, the Indian Ocean, the mouth of the Red Sea, the east coast of Africa the ancient sea routes travelled by Zheng He, the Belt and Road Area the Arctic unknown negotiate trade deals, cultural ... ...
