Unit 1 The Changing World Section B (1a～1f) 教学设计 2026-2027学年英语人教版九年级上册

该初中英语教学设计聚焦“交通变化与国际合作”语篇，围绕railway, benefit等词汇及It makes...easier to do sth.句型展开。通过视频导入激活交通与发展话题，衔接已学的家乡变化知识，延伸至国际铁路建设，提供预测阅读、分段概括等学习支架。 此资料以读说结合任务型教学为特色，融合语言能力（词汇句型运用）、文化意识（中国援建铁路案例）、思维品质（信息归纳）。如通过标题图片预测培养学习能力，拓展雅万高铁等案例提升文化意识，助力学生提升语篇理解与跨文化表达，为教师提供分层任务与文化渗透方案。

Unit 1 The Changing World Section B (1a~1f) 教案 课题 Unit 1 The Changing World — Section B (1a~1f) 学科 英语 年级 九年级 教材版本 人教版（2024）九年级上册 课时 1课时（45分钟） 课型 阅读课 + 口语课 + 词汇课 教学方法 预测阅读法、任务型教学法、合作讨论法、读说结合 教学用具 PPT课件、视频、学习任务单 学情分析 学生已经学习了家乡变化、交通改善、used to和现在完成时等内容。本课从本地变化延伸到国际合作背景下的交通建设，语篇涉及蒙内铁路、中国援建铁路和合作共赢，信息量较大。学生能理解交通变化带来的生活便利，但在快速预测、分段概括、数字信息匹配以及用英语表达“变化的影响”方面仍需支架。 教学目标 语言能力：掌握railway, benefit, link, convenient, manager, conclusion等词汇，能理解并运用It makes...easier to do sth.、play an important role in等句型。思维品质：通过梳理新旧铁路对比、实际收益和国际合作意义，提升信息归纳与逻辑表达能力。学习能力：掌握标题图片预测、略读分段、细读答题和表格整理策略。文化意识：了解中国援建蒙内铁路等国际合作成果，认识合作共赢的价值。 教学重难点 重点：读懂On the Fast Track相关语篇，完成主旨选择、分段、数字匹配、问答和表格任务。难点：用目标语言概括铁路带来的经济、生活和国际合作意义，并迁移到其他中国援建铁路案例表达。 一、教学过程 Step 1 Warm-up（视频导入与交通话题激活）（5 min） 1a Watch a video 【教师活动】T: Play the video and ask students to notice what kind of change it shows. 【学生活动】Ss: Students watch and list words related to transport and development, such as railway, train, travel, business and products. 【知识点】railway表示“铁路”；transport表示“交通”；development表示“发展”。 Watch a video交通话题导入 1b Hometown train system discussion 【教师活动】T: Ask: Does your hometown have a train system? How does it benefit local lives? T：Yes, my hometown has a train system. It makes traveling faster and more convenient. People can go to other cities easily. It also helps local farmers send their products to faraway places and brings more visitors here. T：Trains play an important role in our daily lives. They save time, help develop local tourism, and make it easier for us to do business and communicate with people from other places. 【学生活动】Ss: Students talk about transport changes in their hometown using benefit, convenient and play an important role in. 【过渡语】Today we will read about a China-built railway in Kenya and find out how it changes local lives. 【知识点】benefit可作动词“使受益/得益于”；It makes traveling faster and more convenient. 中make + 宾语 + 形容词表示“使……更……”。 火车系统如何惠及本地生活讨论 Step 2 Presentation（预测、略读与文章结构）（13 min） 2a 读前预测：title and picture 【教师活动】T: Guide students to look at the title On the Fast Track and the picture. Ask them to predict the topic. T：Making predictions: The title and pictures can help you guess what the text is about. The text is probably about a new railway. 【学生活动】Ss: Students make predictions and then read quickly to check them. 【知识点】prediction表示“预测”；On the Fast Track可理解为“在快速发展轨道上/快速推进”。 标题图片预测阅读策略 2b 快速阅读：文体与写作目的 【教师活动】T: Ask students to read quickly and select the correct answers about text type and purpose. 完整题目1：What is the main type of this passage? A. A short story about traveling. B. A news report about a new railway. C. A personal diary about living in Kenya. D. A science article about train technology. 完整题目2：What is the main purpose of the passage? A. To introduce the history of old railways in Africa. B. To compare different modes of transport in Kenya. C. To show the influence of the new China-built railway. D. To explain how to build high-speed railways. 答案：1. B 2. C 【学生活动】Ss: Students underline words that show it is a news report and identify the main purpose. 【知识点】news report表示“新闻报道”；purpose表示“目的”；influence表示“影响”。 快速阅读文体与目的选择题 2c 略读分段：main sections 【教师活动】T: Ask students to skim through the article and divide it into main sections. 可编辑答案：Part 1: Para 1 — Background & Old Transport Problem. It describes the inconvenient, slow transport situation between Mombasa and Nairobi before the new railway was built. Part 2: Para 2-3 — The New Railway & Its Practical Benefits. It introduces the new China-built railway and explains its direct advantages and positive influences on local life, business and food transport. Part 3: Para 4 — Conclusion & Broader Significance. It shows the importance of international cooperation. 【学生活动】Ss: Students match paragraphs with section functions and explain their reasons. 【知识点】background表示“背景”；practical benefits表示“实际益处”；broader significance表示“更广泛的意义”。 文章分段与结构梳理 2d 段落主旨概括 【教师活动】T: Guide students to carefully read and summarize the main idea of each paragraph. 可编辑答案：Para 1 introduces the background: the 480-kilometre Mombasa-Nairobi railway opened in 2017; before that, transport links were rough roads and a slow railway built in 1901. Para 2 describes the core advantage: the new railway cuts passenger travel time to 5-6 hours and serves over two million people each year. Para 3 explains benefits: it improves lives and income, boosts business efficiency, makes travel convenient and affordable, and simplifies food transport. Para 4 highlights international cooperation between China and Kenya. 【学生活动】Ss: Students use key numbers and key words to retell each paragraph. 【知识点】Mombasa-Nairobi railway表示“蒙巴萨—内罗毕铁路”；China-aided railway表示“中国援建铁路”。 段落主旨概括 Step 3 Practice（细读任务：数字、问答与表格）（17 min） 3a 数字信息匹配 【教师活动】T: Ask students to match the numbers with the information. 完整练习：1. _______: the year the new railway was opened. 2. _______: the year the old railway line was completed. 3. _______: the number of people who use the new train every year. 4. _______: the length of the Mombasa-Nairobi railway in kilometres. 5. _______: the hours it used to take to reach Nairobi from Mombasa by train. 6. _______: the hours it takes to reach Nairobi from Mombasa now by train. 备选：about 5; 10; 480; 1901; 2017; over 2 million. 答案：1. 2017 2. 1901 3. over 2 million 4. 480 5. 10 6. about 5 【学生活动】Ss: Students scan for numbers and explain what each number refers to. 【知识点】数字信息题要关注单位和对应名词，如year, people, kilometres, hours。 数字信息匹配完整练习 3b 细读问答 【教师活动】T: Ask students to read again and answer the five questions. 完整问题：1. What type of writing is the text? 2. What was the problem with the old railway? 3. How have local Kenyans benefited from the new railway? 4. Why is it important to make food transport easier? 5. What does “On the Fast Track” mean? 答案：1. It is a news report. 2. The old railway was very slow. It took 10 hours to travel from Mombasa to Nairobi. 3. They can travel faster and cheaper, do business more easily, get fresh food more quickly, and many have become rich. 4. Because easier food transport can make people have more fresh food to eat. 5. It means making rapid progress or developing quickly. Here, it means the fast speed of the new railway and the rapid development it brings. 【学生活动】Ss: Students answer in complete sentences and locate evidence in the article. 【知识点】benefit from表示“从……中受益”；make food transport easier中make it/宾语 + adj.表达“使……更……”。 细读问答完整问题与答案 3c 表格填空：Introduction, old railway and new railway 【教师活动】T: Ask students to complete the first half of the table. 完整表格答案：Introduction: The new railway was opened in 2017. Old railway: The old railway line was completed in 1901 and the old trains were very slow. New railway: The new railway cuts the travel time to about five to six hours. Over 2 million people use it every year. 【学生活动】Ss: Students complete the table and compare old railway with new railway. 【知识点】be opened表示“被开通”；cut the travel time to...表示“把旅行时间缩短到……”。 表格填空：铁路背景与新旧对比 3d 表格填空：locals’ comments and conclusion 【教师活动】T: Ask students to complete comments from locals and the conclusion. 完整表格答案：Government worker: Be happy with the new railway. Many changes have taken place and people have become rich. Businessman: It is very convenient and cheap, and helps make business deals with ease. Supermarket manager: The new railway has made the transport of food easier. Conclusion: The new railway shows how different countries can work together to build a better world. 【学生活动】Ss: Students identify how each local person benefits from the railway. 【过渡语】The railway is not only a transport change, but also an example of international cooperation. Let’s discuss similar changes. 【知识点】with ease表示“轻松地”；manager表示“经理”；conclusion表示“结论/总结”。 表格填空：当地人评价与结论 Step 4 Production（拓展讨论：中国援建铁路与合作共赢）（8 min） 4a 类似变化讨论：Abuja-Kaduna railway 【教师活动】T: Ask: Have you seen or heard of any similar changes in the world over the last several years? 可编辑示例：Yes, I have heard of the Abuja-Kaduna railway. It is in Nigeria. The railway was opened in 2016. Now, the train cuts the travel time to just around 2 hours, making the trip much quicker. 【学生活动】Ss: Students share one similar project and describe location, time and benefit. 【知识点】similar changes表示“类似变化”；cut the travel time to...可用于描述交通改善。 类似铁路变化讨论 4b 国际合作方式讨论 【教师活动】T: Ask: In what other ways can China work together with other countries to build a better world? 可编辑示例：China can send medical teams to countries in need, help build more roads, hospitals and schools, and work together to protect the environment, such as planting more trees or developing clean energy. 【学生活动】Ss: Students discuss in groups and present three cooperation ideas. 【知识点】work together with...表示“与……合作”；build a better world表示“建设更美好的世界”。 国际合作方式讨论 4c 拓展案例：匈塞铁路 【教师活动】T: Introduce the Hungary-Serbia railway and ask students what benefits it brings. T：匈塞铁路是中国与中东欧国家共建“一带一路”的标志性项目，连接布达佩斯与贝尔格莱德，全长约342公里，设计最高时速200公里。塞尔维亚段贝尔格莱德至诺维萨德段已于2022年3月开通，将两地通行时间由90分钟压缩至约30分钟。全线建成后，两地运行时间将由8小时缩短至3小时左右。 【学生活动】Ss: Students summarize its route, speed and benefit in English. 【知识点】route表示“路线”；reduce...to...表示“把……减少到……”。 中国援建铁路拓展：匈塞铁路 4d 拓展案例：坦赞铁路 【教师活动】T: Introduce TAZARA Railway as a symbol of China-Africa friendship. T：坦赞铁路是20世纪70年代中国对外援助的典范工程，被誉为“中非友谊的丰碑”。铁路东起达累斯萨拉姆，西至卡皮里姆波希，全长1860.5公里。项目于1970年动工，1976年建成移交，极大促进了坦赞两国经济发展与物资交流。 【学生活动】Ss: Students compare TAZARA Railway with Mombasa-Nairobi railway. 【知识点】friendship表示“友谊”；promote economic development表示“促进经济发展”。 中国援建铁路拓展：坦赞铁路 4e 拓展案例：雅万高铁 【教师活动】T: Introduce Jakarta-Bandung High-Speed Railway and ask students to describe its significance. T：雅万高铁是东南亚首条高速铁路，连接雅加达和万隆，全长142.3公里，最高运营时速350公里，采用中国技术与标准。2023年10月正式商业运营后，雅加达到万隆的旅行时间由3个多小时缩短至40分钟。 【学生活动】Ss: Students use “It cuts the travel time from...to...” and “It shows...” to describe the railway. 【过渡语】These cases show how transport links people and countries. Now let’s review the key vocabulary. 【知识点】high-speed railway表示“高速铁路”；standard表示“标准”；commercial operation表示“商业运营”。 中国援建铁路拓展：雅万高铁 Step 5 Summary & Homework（词汇总结与作业）（2 min） 5a 词汇：link 【教师活动】T: Explain link as a noun and a verb. T：link n. 交通路线；联系；v. 连接。例：There is a close link between diet and health. The road links the village to the town. link A to/with B表示“把A与B联系起来”；be linked to/with表示“与……有关联”。 【知识点】link侧重抽象联系或事物相连；connect侧重物理连接；join强调合为一体；relate强调逻辑关系。 link词汇讲解 5b 词汇：convenient 【教师活动】T: Explain convenient and its word family. T：convenient adj. 方便的；conveniently adv. 方便地；convenience n. 便利。be convenient to do sth表示“做某事很方便”；be convenient for sb/sth表示“对……来说方便”。convenient侧重便捷，comfortable侧重舒适。 【知识点】It is convenient and cheap. 可用于描述交通变化带来的便利。 convenient词汇讲解 5c 词汇：benefit 【教师活动】T: Explain benefit as a verb and a noun. T：benefit v. 得益于；使受益；n. 优势；益处。beneficial adj. 有益的；for the benefit of表示“为了……的利益”；benefit from/by表示“从……中受益”。benefit泛指各类好处；advantage侧重竞争优势；profit侧重经济利润。 【知识点】How does it benefit local lives? 中benefit作动词。 benefit词汇讲解 5d 词汇：manager 【教师活动】T: Explain manager and compare it with boss, director and administrator. T：manager n. 经理；management n. 管理；manage v. 管理。manager是正式职位，负责日常运营和团队事务；boss是口语中的老板/上司；director职位更高，侧重战略决策；administrator侧重行政事务管理。 【知识点】supermarket manager表示“超市经理”。 manager词汇讲解 5e 词汇：conclusion与作业 【教师活动】T: Explain conclusion and assign homework. T：conclusion n. 结论；conclude v. 推断；结束；in conclusion表示“总之”；draw/reach/come to a conclusion表示“得出结论”。Homework: Review the words learned in this class. Preview the content for the next class. 【学生活动】Ss: Students summarize the lesson: A railway can link cities, benefit local lives and show international cooperation. 【知识点】conclusion侧重经过思考得出的结论；result侧重客观结果；ending多指故事或电影结局。 conclusion词汇讲解 Homework作业 二、板书设计（三栏式） Reading Strategy Railway Benefits Useful Expressions Predict from title and picture Skim for sections Scan numbers Answer with evidence travel faster and cheaper do business with ease transport food more easily increase income international cooperation It makes...easier to do sth. play an important role in cut travel time to... benefit from/by work together to build a better world On the Fast Track news report main purpose Mombasa-Nairobi Railway China-built railway Kenya 2017 / 1901 / 480 km / over 2 million link convenient benefit manager conclusion 三、教学反思 视频导入是否有效激活学生对交通变化和社会发展的背景知识？ 标题图片预测是否帮助学生形成阅读期待并降低语篇理解难度？ 学生是否能准确判断文体为news report并理解写作目的？ 分段任务是否帮助学生建立背景、益处、意义的语篇结构？ 数字匹配中学生是否能关注year、people、kilometres、hours等单位线索？ 细读问答是否要求学生用完整句回答并回到文本定位证据？ 表格填空是否帮助学生梳理新旧铁路对比和当地人收益？ 拓展讨论是否能引导学生理解中国国际合作项目的意义？ 词汇link, convenient, benefit, manager, conclusion是否结合文本语境完成迁移？ 学生是否能用It makes...easier to do sth.表达变化带来的影响？ 学科网（北京）股份有限公司 $