UNIT 4 NATURAL DISASTERS 单元话题导入（课件PPT）-【优化指导】2025-2026学年高中英语必修第一册（人教版2019）

UNIT 4　NATURAL DISASTERS (单元主题语境：人与自然——自然灾害) Live to Tell：Raising Awareness，Reducing Mortality. —United Nations International Strategy for Disaster Reduction(2016) 用生命呼吁：增强减灾意识，减少人员伤亡。——联合国国际减灾战略(2016) UNIT 4　NATURAL DISASTERS 高中英语　必修　第一册　R 返回导航 单元素养目标 文化、思维、学习 能力目标 了解国内外发生过的重大自然灾害，具备积极应对灾难的意识和态度；能组织、整合信息，在实践中运用所学应对灾难，增强解决问题的意识和能力；能根据问题预判听力内容并提炼出关键信息；掌握根据上下文猜测词义的策略 UNIT 4　NATURAL DISASTERS 高中英语　必修　第一册　R 返回导航 单元素养目标 语言能力目标 核心单词 disaster，slide，flood，rescue，damage，destroy，death，affect，shelter，crack，ruin，percent，shock，electricity，trap，bury，breathe，revive，effort，unify，wisdom，suffer，erupt，supply，survive，power，tap，whistle，emergency，calm，aid，crash，sweep，wave，strike，deliver，summary，effect，length UNIT 4　NATURAL DISASTERS 高中英语　必修　第一册　R 返回导航 单元素养目标 语言能力目标 重点词块 as usual，as if，come to an end，cause/do damage，cut across，in ruins，in shock，get back up on one's feet，in times of，in the open air，on hand，sweep away 单元语法 限制性定语从句(1)——关系代词 写作能力 新闻摘要写作 UNIT 4　NATURAL DISASTERS 高中英语　必修　第一册　R 返回导航 单元话题导入 [品读话题短文] Girl saves 100 from tsunami By Jessie Cable 21 December NEWDALE—On 20 December，a series of① huge waves caused by an undersea earthquake raced② across the ocean near Goldshore and left thousands dead.Goldshore Beach was the only local beach to survive the disaster without any loss of life.A 10-year-old girl，Sabrina Andron，helped around 100 people escape danger with her knowledge of tsunamis. [背记话题词块] ①a series of 一系列 ②race vi.快速移动 UNIT 4　NATURAL DISASTERS 高中英语　必修　第一册　R 返回导航 单元话题导入 The day began like any other on Goldshore Beach.People were walking，running or simply sitting on the sandy beach，enjoying the warm sea air and the soft wind that brushed their hair.Sabrina was one of the happy tourists until she noticed something odd③.“The water was like the bubbles④ on the top of a beer，” she later explained.“It wasn't calm and it wasn't going in and then out.It was just ③odd adj.奇怪的，怪异的；偶尔的；不成对的 ④bubble n．泡沫；泡，气泡 UNIT 4　NATURAL DISASTERS 高中英语　必修　第一册　R 返回导航 单元话题导入 learnt about tsunamis in a Geography lesson.❶It immediately occurred⑤ to her that these were signs of an approaching tsunami. ⑤occur vi.发生，出现；存在于 occur to 被想到；浮现在脑海中 UNIT 4　NATURAL DISASTERS 高中英语　必修　第一册　R 返回导航 单元话题导入 Sabrina was frightened，but she soon kept her head⑥. ❷She warned her parents of the danger，though at first they just thought she was joking.❸However，Sabrina was certain that a terrible disaster was on its way and kept asking her parents to talk to a safety officer. To her great relief⑦，the officer immediately realized the coming danger.The beach was rapidly cleared of people，just before the huge waves crashed into the coast. (节选自译林版必修第三册 Unit 2) ⑥keep one's head (在困境中)保持冷静 ⑦relief n．宽慰，轻松；减轻，缓解 to one's relief 使某人宽慰的是 UNIT 4　NATURAL DISASTERS 高中英语　必修　第一册　R 返回导航 单元话题导入 [分析重难句式] ❶It immediately occurred to her that these were signs of an approaching tsunami. 分析：句中的It为形式主语，后面的that从句为真正的主语。 翻译：___________________________________ 她立刻意识到这些是海啸来临的前兆。 UNIT 4　NATURAL DISASTERS 高中英语　必修　第一册　R 返回导航 单元话题导入 ❷She warned her parents of the danger，though at first they just thought she was joking. 分析：句中的though引导让步状语从句。 翻译：___________________________________________________ 她提醒父母有危险，尽管一开始他们只当她是在开玩笑。 UNIT 4　NATURAL DISASTERS 高中英语　必修　第一册　R 返回导航 单元话题导入 ❸However，Sabrina was certain that a terrible disaster was on its way and kept asking her parents to talk to a safety officer. 分析：“be certain that ...”意为“确信/确定……”。 翻译：__________________________________________________________ ____________________ 不过，萨布丽娜确信，一场可怕的灾难正在逼近，于是不停地让父母去和安全员谈一谈。 UNIT 4　NATURAL DISASTERS 高中英语　必修　第一册　R 返回导航 谢 谢 $$