Unit 3 Sea Exploration Using language课件-2024-2025学年高中英语人教版（2019）选择性必修第四册

Unit 3 Sea exploration Using Language 1 Listening and Speaking 33008 Look at the video and answer the questions. Lead-in 33008 What do you know about whales? Whales are mammals. Two types of whale: baleen whale(须鲸) and toothed whale(齿鲸). Whales are the heaviest animals known. Whales eat small fish and other sea life. 33008 Read the poster below and discuss the questions. Pre-listening 33008 Listen to Luke’s part of the conversation again. Fill in the blanks with some words or phrases in sequence of time. Number the sentences in the correct order. Then work out what they have done at the camp. _________, we gave the group of whales a name, and each member a number. They will be added to the directory so we can identify them ____________. Most whales have slightly different fins and marks, which can help us to tell them apart. __________, we also noted their location, so we can track their movements and plot their migration path. _______ we took pictures of their fins. _______, we contacted other whale research groups around the world to share the information with them. ______, we followed a group of whales with the boat. ______, we created a database of their fins and locations. First Then Meanwhile Later After that in the future Finally 1 2 3 4 5 6 7 8 33008 UNIT 3 Using Language (2) Express your opinions on sea exploration What did you know something about sea exploration? What are the advantages/ disadvantages of sea exploration? Generate electricity Exploit resources discover new species Pre-reading predict potential disasters discover new species -A breeding ground for life detect energy resources plastic waste overfishing oil leaking/spills Pros & Cons of sea exploration Lead-in 1 2 3 What is the content of the two passages about? What is the text type of the two passages? What are the three parts of an argumentative essay? Pre-reading They are mainly about the ___________________. ___________________ essay. Argument; evidence; restatement/ recommendation/ a call to action. sea exploration Argumentative Skim Text 1 and divide it into three parts. Part 1: Para ________ Part 2: Para ________ Part 3: Para ________ 2~3 4 Argument(论点) Evidence(论据) Restatement(重申) Para 1 Para 2~3 Para 4 1 Pre-reading Argument (topic) Evidence (3 problems) Restatement Sea exploration caused problems Pollution Mining Overfishing Less _____________ & more __________ Scan the text to complete the mind-map below. exploration protection Argument Restatement Sea exploration caused problems Evidence Pollution Mining Overfishing Less exploration & more protection Fact: Cause & effect: Examples: Statistics: Skim Text 1 and find: While-reading Skim Text 2 and find: Argument Evidence Sea exploration is __________________ ____________________ can help address issues. understaning the sea help us __________________ new resources to support for _________________ Recommendation manage the balance between____________________ and ________________________ While-reading important Scientific research manage resources mankind survival sea protection environmental risk Text ____________ Look at the two charts below and decide which one supports which text. 2 Text ____________ 1 learn for language P1. When people talk of exploring the sea more, they usually mean exploiting it. =when talking of/ when it comes to P2. Plastic pollution is also bad, killing many birds and fish, and has even been found in our tap water. 结果状语 仿写：人们往海里排放废水，破坏了生态系统。 People have released waste water into the ocean, damaging the ecosystem. 15 P3. Because of climate change, there is less ice now, which means we can look for more fossil fuels further north. 仿写：由于过度捕捞，许多海洋生物的数量锐减，这意味着生物多样性遭受到了巨大威胁。 Because of overfishing, the populations of many sea creatures have declined sharply, which means biodiversity is facing great threat. P2. Understanding more about the sea will also help us manage its resources. Logging new species will improve our understanding of life on earth. Accessing the deep ocean may also help us to predict events such as earthquakes. 仿写：打破自然的平衡会对人类有非常恶劣的影响。 Breaking the balance of nature will have a bad influence on human beings. learn for language 1 cause many problems 2 spill …oil into the sea 3 mine for resources 4 without mercy 5 address important issues 6 accessing the deep ocean 7 have more options for 造成许多问题 石油流入海中 开采资源 无情地 应对重要问题 对……有更多的选择 深海探索 Important phrases (P32) 高考链接 2022年普通高等学校招生全国统一考试（全国甲卷） 你校将以六月八日世界海洋日为主题，举办英语征文比赛。请你写一篇短文投稿，内容包括： 1. 海洋的重要性； 2. 保护海洋的倡议。   Our Oceans, Our Responsibility June 8th was officially named by the UN in 2009 as World Oceans Day. Our Oceans, Our Responsibility June 8th was officially named by the UN in 2009 as World Oceans Day. It was set up to raise awareness of protecting the oceans, which ________________ (扮演重要角色) global ecosystem. Vast amounts of resources probably exist under the sea, _______________________ ____________________(促进日益增长的人口的未来发展). ___________________________________________(年轻人是这个项目当中重要的一部分) . First,__________________________ ________________________________________________________________ .(发起倡议和举办特别活动是推进海洋保护和教育的良好选择。) Second, when surfing or boating, never drop litter into the sea. Every little effort counts. As long as we try our best, we will make a difference to the marine environment. play a crucial part in for growing population promoting future development Young people are an important part of the project and hold special events to advance ocean conservation and education it is a good option to launch initiatives Our Oceans, Our Responsibility June 8th was officially named by the UN in 2009 as World Oceans Day. It was set up to raise awareness of protecting the oceans, which play a crucial part in global ecosystem. Without the oceans, no living things would survive, humans included. As senior students, we can protect oceans in our own way. First, try every means to fight against global warming, which has become a great threat to sea creatures. Second, when surfing or boating, never drop litter into the sea. In addition, take an active part in the voluntary activities launched by the ocean organizations. Every little effort counts. As long as we try our best, we will make a difference to the marine environment. Watch the video Protecting Biodiversity and answer the questions. Post-listening 33008 13_3 Listen to Luke’s part of the conversation again. 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 60942.492 $$