Unit 3 Sea Exploration Reading and Thinking导学案-2022-2023学年高中英语人教版（2019）选择性必修第四册

选择性必修4 Unit3 Reaching out across the sea 姓名________ 班级__________ Reading and thinking学案 1.While-reading (Fast-reading) 1. 1. What is the type of the text? A. narrative B. descriptive C. argumentative D. expository Tip：A narrative essay is a story with a beginning, middle, and end. A descriptive essay describes a subject and lists interesting details. An argumentative essay aims to convince the reader. An expository essay is factual, giving information on a subject. 2. What’s the main idea of the whole text? A. the reasons for Chinese sea exploration B. the influence of Chinese sea exploration C. the development of Chinese sea exploration D. the future of Chinese sea exploration 3.The development of sea exploration is mainly organized in________order. 2.While-reading (Detailed reading) 1.Read the text quickly and match the main idea of each paragraph. Para1. A. China is also joining with other countries on other important projects. Para2. B. Travel from east to west began long before Columbus. Para3. C. In ancient times, travel east to west was on the Silk Road. Para4. D. China will continue to explore the sea and enhance relationships with other countries. Para5. E. The 21st Century Maritime Silk Road has encouraged cooperation and strengthened the bonds between China and the rest of the world. Para6. F. Zheng He’s sea voyages built relations with other countries. 2.Draw the structure of the text. Introduction to the topic: Reaching out across the sea Para.1 Para.2-3 Para.4-5 Para.6In the future At present In the past Time Region Purpose 3.complete the task 4 on page 27 Post-reading （Discussion ） Is sea exploration a good thing or a bad thing? Why? Period 2 Phrase bank 1. 起航______________2．奠定...的基础_____________ 3.early civilisation______________4.negotiate with trade deals___________5.along the coasts of the Indian Ocean_____________6.文化意识___________ (para2) 1．极为壮观___________2.独领风骚_____________ 3．在...的指挥下______________ 5．作为对什么回报________________ 6．退出，撤回___________________ 7．21 Century Maritime Silk Road___________ 8．The Belt and Road Initiative________________ 9．迫切需要_________________ 10．增强...关系的渴望___________________ 2.过去分词作后置定语。 1. A trading route across the sea was also extended along the coasts of the Indian Ocean, centred around Ceylon (now Sri Lanka). (Para. 2) 2. The ancient sea routes travelled by Zheng He are being revisited with the 21st Century Maritime Silk Road, which is part of the Belt and Road Initiative. (Para. 4) 3. Although the ancient sea routes of Zheng He have been travelled many times, there are still many other places left to explore. (Para. 5) 过去分词短语作后置定语，放在被修饰的名词后面，它的作用相当于一个定语从句。 practice: 1. The Story of Ah Q ___________(write) by Lu Xun is familiar to us. 2. The city______________（surround） by mountains is my hometown. 3. All the children ____________（play） there not to make so much noise. 4. They lived in a room _________(face) the south. 语法填空： ①Trade and 1 (curious) have often formed the foundation of mankind's greatest achievements. 2 (complete) the great map of the world was a strong passion for the people of early civilizations. Marco Polo's tales inspired European explorers to search 3 sea routes from west to east. However,merchants and explorers from the East set sail from east to west many years before Columbus first 4 (do). ②In ancient times, silk from China found 5 way overland to India, the Middle East, and Rome, along 6 became known as the Silk Road. A trading route across the sea was also extended along the coasts of the Indian Ocean, centred around Ceylon (now Sri Lanka). Here, merchants from China and many other places met 7 (negotiate) trade deals, which also led to more awareness of each other's cultures. Over the centuries, further trading allowed more exploration of the regions to the west of China, 8 recorded in Du Huan's Record of My travels in the eighth century. ③Later, the Ming Dynasty 9 (far) developed relations with these regions. Between 1405 and 1433,seven large fleets sailed west on voyages of trade and exploration.These fleets were sight 10 (behold) and were in a league of their own at that time. 11 the command of Zheng He, they set sail from the South China Sea across the Indian Ocean to the mouth of the Red Sea, and then 12 the east coast of Africa. African royal families sent gifts such as giraffes as 13 (gesture) of friendship in return for gold, silk, and spices. Although China withdrew 14 further expeditions after 1433,these land and sea routes remained active channels between other cultures for centuries. ④To reach out across the sea remains a strong desire today. The ancient sea routes 15 (travel) by Zheng He are being revisited with the 21st Century Maritime Silk Road, which is part of the Belt and Road Initiative. The aim of this initiative is to encourage cooperation and trade across the historic Silk Road areas,strengthen the bonds between China and the rest of the world. Trading has grown greatly in recent years, and 16 (continue) to do so in years to come. China has invested billions in systems and services along these routes, which will help to greatly develop the whole area 17 the benefit of future trade and cultural exchange. ⑤China has also joined its friends across the sea on other important projects. Although the ancient sea routes of Zheng He have been travelled many times, there are still many other places left 18 (explore). In recent years, China has joined other nations on several expeditions to explore the Arctic.From a 19 (science) point of view, there is an urgent need 20 (study) the Arctic in order to understand climate change and its effects. ⑥Hundreds of years on, and 21 the latest technology in hand, the need to trade and the desire to enhance relationships will drive China 22 (reach) out across the sea far into the future. Period 3 Using language P32 While-reading 1.Skim the two texts and answer the questions ①What is the text type of the two texts? A. Narration (记叙文).B. Exposition (说明文). C. Practical writing (应用文).D. Argumentation (议论文). ②What are the three parts in argumentative essay? 2.Skim Text 1 and divide it into three parts. Part 1: Para _______ Argument) Part 2: Para ______（Evidence）Part 3: Para ________（Restatement） Argument： Evidence： Restatement： 3.Check the arguments分论点 and evidence论据 in text 1. ①Exploration causes pollution ②Mining for resources is damaging ③overfishing is an issue 4.Skim Text 2 and divide it into three parts. Part 1: Para ________ （Argument) Part 2: Para ________（Evidence）Part 3: Para ________（Restatement） Argument： Evidence： Restatement： 5.Check the arguments分论点 and evidence论据 in text 2. ①Sea exploration is important for our future. ②Understanding more about the sea will also us manage its resources better. ③We need new resources for future development. consolidation exercise 假设你是李华，最近你班就“人类是否应该进行海洋探索”进行了讨论。请根据讨论结果，写一封80词左右的信给某英文报社的编辑来报道此事。 赞成的理由 反对的理由 你的看法 1.获取更多的海底资源； 2.提高对地球上生命的理解 1.造成海洋污染，导致海洋生物死亡； 2.破坏生态系统。 …… 注意：开头和结尾已给出，不计入总词数。 核心词汇 1. 一场热烈的讨论 2. 海洋探索 3. 观点因人而异 4. 无情的猎杀海洋生物_______________ 5. 导致物种灭绝__________________ 6. 如由如下 7. 持有观点(即): 8. 非法过渡捕鱼 9. 造成生态系统破坏 10. 塑料污染___________ 重点句式 介绍讨论的主题(开头句)： 1.We had a heated debate about whether it is necessary to... 2.We’ve had a survey on... 3.I’m writing to tell you about a discussion we have had about.. 过渡句： 1.Opinions are divided on this issue. 2.Opinions are mainly divided into two groups. 3.Different people，however，have different opinions/think quite differently on this matter. 介绍正方观点： 1.45% of the students hold the view that...For one thing，...For another thing，... 2.60% of the students are for the idea. 介绍反方观点： On the contrary/However/As the old saying goes，each coin has two sides.Nearly half of the students think that...On one hand，...on the other hand，... 开篇（说出议题）） 最近你班就“人类是否应该进行海洋探索”进行了讨论，观点因人而已 _______________________________________________________________________________________ 支持的理由： 大多数人/68%的人支持探索海洋的观点，理由如下： 1. 海洋探索有助于人们发现新的资源，这些资源是非常必要的在这个资源短缺的时代。（it 做形宾） 2. 在探索海洋过程中，发现记录新的物种对于增加我们对地球生命的理解有很大的意义（it 做形宾） _________________________________________________________________________________________ __________________________________________________________________________________________ _________________________________________________________________________________________ __________________________________________________________________________________________ 反对的依据： 然而不同的人持有不同看法： 1. 非法过度无情捕鱼会导致海洋生物灭绝。 2. （更糟糕的是）过度开发会破坏生态平衡，甚至造成大的自然灾害。 _________________________________________________________________________________________ __________________________________________________________________________________________ _________________________________________________________________________________________ __________________________________________________________________________________________ 结论句： 1. (综上所述）(可以得出结论我们应合理适度的开采海洋而不是剥削海洋，不顾生态平衡）. 连句成篇 1 学科网（北京）股份有限公司 学科网（北京）股份有限公司 $$