Unit 8 Measures to prevent floods-【绿卡初中创新题】2025-2026学年八年级下册英语上课课件(冀教版·新教材)河北专版

该初中英语课件围绕“自然灾害中的防洪措施及跨文化理解”展开，通过视频观看、问题讨论（如洪水定义与影响）及图片对比导入，以词汇预习、分层阅读任务（回答问题、表格梳理三国防洪项目）和语言点讲解为支架，帮助学生从理解文本到掌握核心词汇句型。 其特色在于融合跨文化对比（中、英、荷防洪项目及中国古代都江堰等工程）与任务链设计（阅读分析、网上搜索、小组讨论），通过表格对比培养思维品质，思维导图作业提升学习能力，语言点结合语境实例（如“play a crucial role in”句型）强化语言能力。这既助学生提升综合语言运用与文化意识，也为教师提供系统教学资源与活动设计参考。

Unit 8 Natural disasters 第 6 课 时 Understanding cultures Measures to prevent floods 2 单词: gate，aim 句型：①This makes sure that the areas nearby are protected from the floods. ②By controlling the water levels ,the dam keeps people safe. 1 能读懂文章掌握文中所涉及的单词，短语，句型；能够读懂文章，了解三个不同国家的防洪项目；能够了解更多著名防洪项目及古人是如何防洪的。 2 Learning Goals 3 gate /geɪt/ n. 闸门；大门；大门口 aim /eɪm/ v. 力求达到；目的是；瞄准 n. 目的；目标；瞄准 take measures 采取措施 act as 充当 课 堂 学 习 Vocabulary and Expressions Watch a video 5 • What is the definition of floods? • What are the influences floods have? • How should we defend against floods and protect our homes? Look and say. 1 Do you know what they are? Could you tell me the similarities and differences between them? Read the passage and answer the questions. 2 Floods are common natural disasters. They can cause serious damage to homes and crops, and pose a threat to human lives. Many countries take all kinds of measures to prevent floods based on their specific conditions. The Three Gorges Dam plays a crucial role in preventing floods in China. This dam is located on the Changjiang River and helps control the flow of water during heavy rains. The dam acts as a barrier to hold back excess water and releases it slowly and safely. This makes sure that the areas nearby are protected from the floods. By controlling the water levels, the dam keeps people safe. The Thames Barrier is an important flood defense system in the UK. It is located on the River Thames with huge gates that can be raised during high tides to protect London from flooding. The barrier has successfully prevented many floods since its completion in 1982, safeguarding the city and its people. The storm surge barrier in the Netherlands is an important defense against coastal flooding. This barrier is known as the Delta Project or Delta Works. It is located in the southwestern part of the country in the province of Zeeland. It aims to protect the low-lying regions of the Netherlands from flooding and to control the flow of water from the North Sea. A What can floods cause? B How does the Three Gorges Dam keep people safe? C When was the Thames Barrier completed? D What are the storm surge barrier’s aims? Floods can cause serious damage to homes and crops, and pose a threat to human lives. The Three Gorges Dam helps control the flow of water during heavy rains. It acts as a barrier to hold back excess water and release it slowly and safely, protecting nearby areas from floods and keeping people safe by controlling water levels. The Thames Barrier was completed in 1982. The storm surge barrier aims to protect the low-lying regions of the Netherlands from flooding and to control the flow of water from the North Sea. Read the passage again and complete the table. 3 Country Project Location Effects China the UK the Netherlands The Three Gorges Dam On the Changjiang River Controls the flow of water during heavy rains, holds back excess water, releases it slowly and safely, protects nearby areas from floods, keeps people safe The Thames Barrier On the River Thames Raises huge gates during high tides to protect London from flooding, has successfully prevented many floods since 1982, safeguards the city and its people The storm surge barrier (The Delta Project or Delta Works) In the southwestern part of the country in the province of Zeeland Protects the low-lying regions from flooding, controls the flow of water from the North Sea Search the internet and find more famous projects to prevent floods around the world. 4 Hints: What is it? Where is it? How does it prevent floods? I think it is... 小浪底水利枢纽 - Xiaolangdi Water Control Project 葛洲坝 - Gezhouba Dam 阿斯旺大坝 - Aswan High Dam (埃及) 胡佛水坝 - Hoover Dam (美国) 伊泰普水电站 - Itaipu Dam (巴西/巴拉圭) Do you know how ancient Chinese people prevented floods? Talk about it. 5 都江堰 — Dujiangyan Irrigation System / Dujiangyan Water Conservancy Project 灵渠 — Lingqu Canal / Ling Canal 京杭大运河 — Grand Canal / Beijing-Hangzhou Grand Canal play a crucial role in 在……中扮演关键角色；在……中起决定性作用 play a part in 在……中起作用 例句：Parents play a crucial role in preparing their child for school. 父母对孩子做好上学的准备起着至关重要的作用。 例句：Everyone should play a part in protecting the environment. 每个人都应该参与保护环境。 1. The Three Gorges Dam plays a crucial role in preventing floods in China.三峡大坝在中国防洪方面起着至关重要的作用。 Language points 2. This dam is located on the Changjiang River and helps control the flow of water during heavy rains. 这座大坝位于长江上，有助于在暴雨期间控制水流。 be located on 强调“在……表面/ 边缘上” be located in 强调“在……范围/ 区域内部” be located at 强调“在……具体的地点上” 例句：The statue is located on the square. 雕像位于广场上。 例句：Shanghai is located in China. 上海位于中国。 例句：The bus stop is located at ‌the corner of the road‌. 公交车站位于道路的拐角处。 3. This barrier is known as the Delta Project or Delta Works. 这个闸被称为三角洲工程。 be known as 被称为；被认为是；作为……而闻名 例句：He is known as a great writer. 他被称作伟大的作家。 例句：The Great Wall of China is known as one of the seven wonders of the world.长城被誉为世界七大奇迹之一。 be known for‌ “因……而闻名” be known to‌ “为……所熟知” 例句：France is known for the Eiffel Tower. 法国因埃菲尔铁塔而闻名。 例句：He is known to ‌the whole class‌. 他被全班同学所熟知。 4. It aims to protect the low-lying regions of the Netherlands from flooding and to control the flow of water from the North Sea.它的目的是保护荷兰的低洼地区免受洪水侵袭，并控制来自北面海的水流。 aim v. 力求达到；目的是；旨在 aim to do sth. 力求做某事；旨在做某事；目标是做某事 aim at sth. /doing sth. 目的是/ 旨在（做）某事 aim sth. at sth. 把……瞄准…… 例句：He aims to get good grades in the exam. 他力求在考试中取得好成绩。 例句：The campaign aims at raising public awareness of environmental protection. 这场活动旨在提高公众的环保意识。 例句：He aimed his camera at the sunset. 他把相机对准日落。 aim n. 目的；目标；瞄准 with the aim of... 怀着……的目的 take aim at... 瞄准…… aimless adj. 无目的的 aimlessly adv. 无目的地 例句：Her main aim is to become a successful writer. 她的主要目标是成为一名成功的作家。 例句：He took careful aim before shooting the arrow. 他射箭前仔细瞄准。 例句：The hunter took aim at the deer. 猎人瞄准了鹿。 例句：My life seemed aimless. 我的生活似乎没有目标。 例句：People wandered the streets aimlessly. 人们在街上漫无目的地闲逛。 I.用所给动词的适当形式填空（一般现在时 / 被动语态） Practice 1. Floods __________ (can cause) serious damage to human lives. 2. The Three Gorges Dam __________ (locate) on the Changjiang River. 3. The dam __________ (act) as a barrier to hold back excess water. 4. Water __________ (release) slowly and safely by the dam. 5. The Delta Works __________ (aim) to protect the low-lying regions of the Netherlands from flooding. can cause is located acts is released  aims  II.用方框中的短语填空 1. The Three Gorges Dam ____________________ in preventing floods in China. 2. The dam helps ____________________ excess water during heavy rains. 3. The dam ____________________ slowly and safely to protect nearby areas. 4. The storm surge barrier is an important defense against ____________________. 5. The Delta Works protect the ____________________ of the Netherlands. plays a crucial role hold back releases water releases water low-lying regions play a crucial role hold back release water low-lying regions coastal flooding Ⅲ.完成句子 1. 许多国家根据各自的具体情况采取各种措施来预防洪水。 Many countries take all kinds of __________ to prevent floods based on their specific __________. 2. 三峡大坝在防洪方面起着至关重要的作用。 The Three Gorges Dam __________ a __________ role in preventing floods in China. 3. 大坝作为屏障，阻挡多余的水，并缓慢安全地释放。 The dam acts as a __________ to __________ back excess water and releases it slowly and safely. 4. 荷兰的风暴潮屏障是抵御沿海洪水的重要防线。 The storm surge barrier in the Netherlands is an important __________ against __________ flooding. measures plays crucial barrier hold defense conditions coastal 1. Create a mind map to introduce other famous projects to prevent floods around the world. 2. Design a community flood prevention emergency plan in English. Homework 绿卡图书—走向成功的通行证 Lavf58.46.101 null 98431.18 $