Unit 2 Building the future Extended Reading 课件-2024-2025学年高中英语牛津译林版（2020）选修第二册

UNIT 2 Building the future Lead-in Ocean Weather Food Health Global warming has consequences in the following aspects: Introduction Para. 1: Introducing the topic of global warming Main body Paras.2-3 : The devastating 1)________ brought by global warming Paras.4-5: The 2) ___________ taken by islanders to survive Conclusion Para 6 : Calling on people to fix the problem of 3) ________ ________ together I. Complete the following table about its outline. changes measures climate change Read for details Para1 Sadly, the fact is that the islands in the Pacific, especially low-lying coral ones, are suffering the serious effects of global warming. Q: What is the sad fact described in this paragraph? Learning & understanding ____________________ ice sheets and glaciers ____ __________________ sea levels ______ __________________ water flow into houses and over roads interfere with islands’ ______________ __________ the islands’ fresh water supplies temperatures increase Para2 Read for details melt rise contaminate natural reshaping progress freshwater Learning & understanding Para3 temperatures increase extreme temperatures extreme rainfall patterns crop _______/ reduced freshwater reserves the loss of_______ stronger and more frequent_______________ more severe flooding and landslides Read for details coral reef dying fish moving away islanders _________ failure soil and homes tropical cyclones having less to eat Learning & understanding Actions Purposes Build sea walls from old bits of coral reefs (1)___________________________ ____________________________ (2) ______________________ To hold onto soil Plant mangrove trees (3)___________________________ (4)____________________________________________________________ To keep the damaging salt away from their crops To protect their homes from flooding and storm surges Cut down fewer trees Grow crops in containers and find crops that do not mind salty water To protect the coastal areas Read for details Para4 Learning & understanding Where do the islanders have to move? Para5 Read for details Some of them move up into hills, while others are looking for homes on new islands, or even in new countries. Learning & understanding Read for details Para6 What message does the author want to convey? We are living in a community of a shared future. Faced with the problem of climate change, everyone should shoulder their own responsibilities. Only with joint efforts can we build a better future together. Learning & understanding Do you think the phrase “in hot water” use a pun(双关语) here? What does it mean? Global warming: islands in hot water * It also suggests that the islanders are suffering a lot. * Here "in hot water" creates the image that the islands are being flooded by warmer and rising sea water caused by the climbing temperatures of the Earth. Not only does it make the language vivid, but also arouses readers' concern for the problem. Appreciation What could we do to help reduce the effects of global warming ? words/phrases for reference: low-carbon life； public transportation； single-use/ disposable(一次性的) ； the emission of carbon dioxide plastic products Transferring & innovating Discussion Ⅱ Key Sentences Global warming: islands in hot water be in/get into hot water : to be in or get into trouble The company has already been in hot water over high prices this year. 2) I thought I could handle the work, but I soon found myself in deep water. 这家公司今年由于价格过高已经陷入困境。 我原以为我能应付这项工作，但我很快就发现自己陷入了困境。 全球变暖：水深火热中的岛屿 2. Scattered across this ocean are thousands of islands. =Thousands of islands are scattered across this ocean. 1)藏在门后的是几个调皮的孩子。（hide） 2)受伤的是那些士兵。（injure） 3)中国人不得不使用外国油的日子一去不复返了。（go） Hidden behind the door were some naughty children. Injured are those soldiers. Gone forever are the days when the Chinese people had to use foreign oil. 上千个岛屿散布在这片海洋中。 3. As global temperatures increase, so do sea levels. Global temperatures increase and so do sea levels. 随着全球气温升高，海平面也在上升。 No building can stand without a solid foundation, and __________ can a friendship. 2) 随着人口的增长，能源的消耗也在增长。 没有坚实的基础，任何建筑都不牢靠，友谊也是如此。 neither/nor As the population increases, so does the energy consumption. 4.Increasing temperatures cause ice sheets and glaciers at the North and South Poles to melt (melt), releasing(release) additional water into the ocean. 气温上升导致北极和南极的冰盖和冰川融化，向海洋注入更多的水。 5.Warm water also takes up more room than cool water, so as the ocean warms, sea levels rise further. Scientists expect sea levels worldwide may rise by 0.6 to 1.3 meters or more by 2100 if the planet continues to warm. 相比寒冷的海水，温暖的海水还会占据更多的空间，因此随着海洋变暖，海平面会进一步上升。科学家预计，如果地球继续变暖，到2100年，全球海平面可能会上升0.6米至1.3米或更高。 Peter decided to take up the task of preparing dinner because his wife was still in hospital. He left a job in the city to take up farming. Rick took up the challenge and cycled the 250-mile route alone. 4)I’ll take up the story where you left off. 开始，从事 开始对…产生兴趣 接受 继续，接下去 Exercises: 1) Could you tell me why you took_______ swimming when you were young? 2) Many students wondered who would take ________ the class when their head teacher asked for leave. 3) It was the secretary who took_________ the detail of the meeting. up over down 6.When salty seawater seeps through the ground and gets into wells, the water becomes useless for drinking and irrigation. 当含有盐分的海水渗入地下，进入水井时，其中的水就无法用于饮用和灌溉了。 Blood was beginning to seep through the bandages. 2) Water seeped from a crack in the pipe. 3) Gradually the pain seeped away. 血开始从绷带上渗出来。 水从管道的一个裂缝中渗出。 疼痛渐渐消失了。 7.Usually, waves gradually remove sand from one side of an island and dump new sand on the other side. He came in with four shopping bags and dumped them on the table. 2) He opposes any kind of nuclear waste _____________(dump) at sea. 3) They accused the West of dumping out-of-date medicines on Third World countries. 4) If he's so awful, why don't you just dump him? 5) a rubbish/garbage dump 通常，海浪会逐渐将沙子从岛屿的一侧带走，并将新的沙子堆在另外一侧。 他进门后将手里提着的四个购物袋往桌上一扔。 being dumped 他们指责西方国家向第三世界国家倾销过期药品。 如果他这么糟糕，你为什么不把他给甩了？ 与（某人）结束恋爱关系 （常指向另一国家）倾销，甩卖 扔下，丢下 他反对向海上倾倒任何形式的核废料。 n. 垃圾场；废物堆 8.Consequently, the islands go without life-sustaining rainfall for months, leading to crop failure and reduced freshwater reserves. 结果是，这些岛屿数月没有能让生命得以维持的降雨，导致农作物歉收，淡水储量减少。 9.What’s more, as the ocean warms, many coral reefs, which act as natural barriers and are home to a rich diversity of ocean species, are dying. 10. Despite the challenges, the islanders (island) are not giving up without a fight. For many island communities, fighting climate change is not a choice; it is a matter of survival. 更重要的是，随着海洋变暖，许多珊瑚礁正在死亡，它们本来是天然的安全屏障，是各种各样的海洋生物栖息的家园。 尽管面临挑战，岛上的居民们却并没有不战而降。对于岛上的社区来说，应对气候变化不是一件可以选择做或不做的事情，而是一个关乎生存的问题。 11.Most do not want to leave, but with the ocean moving in, they feel they have no choice. *with 复合结构改写句子 1)He cast us a glance, and his face wore a warm smile. 2)As all the things were equipped, they headed for the forest. 3)He rushed to the room. His heart beat wildly and his face flushed. 大多数人并不想离开，但随着海水的涌入，他们觉得自己别无选择。 He cast us a glance, with his face wearing a warm smile. With all the things equipped, they headed for the forest. He rushed to the room with his heart beating wildly and his face flushing. *with结构完成下面微写作 随着中秋节的到来，我们高兴地出发去祖父母家。我们一进到屋子，我的祖父母热烈地欢迎我们，他们的眼睛满是欢乐和激动。为我们提前准备好丰盛的食物，他们一直就在期待我们的到来。天上挂着一轮圆月，我们吃饭，谈话以及赏月，笑声充满着整个屋子。 With the Mid-Autumn Festival coming, we set off for my grandparents’ with delight. As soon as we stepped into the house, my grandparents warmly greeted us, with their eyes full of happiness and excitement. With plenty of food prepared for us in advance, they had been looking forward to our arrival. With the round moon high up in the sky, we had dinner, talking and admiring the moon, laughter filling the house. Ⅲ. Fill in the blanks according to the text With global temperatures increasing, sea levels rise (1)__________(far) than before. The most obvious sign of rising sea levels is that at high tide, water reaches further inland, (2)_____________(flow) into houses and over roads. Increasing sea levels also contaminate the islands’ freshwater supplies, making the water (3)__________(use)for drinking and irrigation. What’s more, growing sea levels interfere with some islands’ natural reshaping processes. Meanwhile, climbing global temperatures bring (4)___________(disaster) changes in other ways. Extreme temperatures generate extreme rainfall patterns. Consequently, the islands go without life-sustaining rainfall for months, which leads to crop failure and (5)__________(reduce) freshwater reserves. Then suddenly too much comes at once, and precious soil and homes are washed away in floods. Moreover, as the ocean warms, many coral reefs, which act as natural barriers and are home to a rich diversity of ocean species, (6)___________(die). further flowing useless disastrous reduced are dying Despite the challenges, the islanders are not giving up (7)__________a fight. Many island communities are working with scientists and learning how to protect their homes. Hopefully, they can find a way to stay on their islands, at least for (8)__________while. However, some islanders have made a life-changing decision-moving away from the ocean. Fortunately, they could begin a new life. No matter (9)_________solutions the islanders develop, their islands are still in hot water. Global warming requires not only islanders to fight back. If we are going to tackle the problem of climate change, we need (10)______________(cooperate).Our planet is relying on us. without a what cooperation/ to cooperate Thank you for your attention! $$