Unit1Section B (1a-1f) 课件 2026-2027学年人教版九年级英语上册

该初中英语课件围绕“变化对人们的影响”主题，以肯尼亚蒙内铁路为核心案例，通过词根词缀预习（如port表“搬运”）、中外铁路历史导入（英国、上海及中国唐胥铁路），搭建从本土到国际的知识支架，帮助学生衔接新旧内容。 其亮点在于融合语言能力与文化意识，词根词缀拆解（如convenient=con共同+ven来+ient）提升词汇效率，对比唐胥铁路与蒙内铁路体现中外合作。采用数字分析、段落主旨归纳（思维品质）等方法，分层作业满足不同需求，助力教师精准教学，提升学生跨文化沟通与逻辑思维能力。

Unit 1 The Changing World Section B 1a-1f How changes influence us？ 目录 新单词预习 Vocabulary 课堂导入 Lead in 新知学习 Knowledge 课堂巩固练习题 Exercise 课堂小结 Summary 分层课后作业 Homework Vocabulary 词根词缀拆解速记 1. link /lɪŋk/n. 交通路线；联系 v. 连接 搭配：link A to B 把 A 和 B 相连 2. port /pɔːt/n. 港口 词根 port = 拿、搬运（核心词根） 货物从港口搬运进出 3. capital /ˈkæpɪtl/n. 首都 词根 cap 头 + ital 名词后缀 → 一国之首、头部城市→首都 4. Kenyan /ˈkenjən/n. 肯尼亚人 adj. 肯尼亚的 国名 Kenya（肯尼亚）+ 后缀 -n 国家名词变人 / 形容词 5. benefit /ˈbenɪfɪt/v. 得益于；使受益 n. 益处 拆分词根：bene 好 + fit 做 →做得很好→好处、受益 6. convenient /kənˈviːniənt/adj. 方便的 词根拆解：con 共同 + ven 来 + ient 形容词后缀 全部东西都来到手边→取用方便 7. business /ˈbɪznəs/n. 生意；商业 词根 base：busy 忙碌的 + 后缀 - ness（表抽象名词） 一直忙碌奔波的事→生意、商业 8. ease /iːz/ n. 容易；自在 词根 easy（adj. 容易的）简写变形 9. lorry /ˈlɒri/n. 卡车 10. manager /ˈmænɪdʒə(r)/n. 经理 词根 manage v. 管理 + 后缀 -er（表人） 做管理的人→经理 11.conclusion /kənˈkluːʒn/n. 总结；结论 词根拆解：con 全部 + clus 关闭 + ion 名词后缀 全部论点收拢、关闭收尾→总结、结论 翻译句子： The Kenyan manager, who runs his business at the capital port, says the convenient transport link benefits trade, so goods can be carried by lorry with ease, and his final conclusion is people are happy with this great ease of transport. 中文翻译： 这位在首都港口经营生意的肯尼亚经理表示，便捷的交通线路有益于贸易，货物可以用卡车轻松运输，他最后的总结是大家都对这种便捷的运输方式感到满意。 Lead in 1. was the first country to create trains and build the world’s first public train system. 2. was the first city in China to have a train system. 3.The Tangshan-Xugezhuang Railway built in 1881 is the first railway independently constructed by Chinese people Britain Shanghai 唐山的唐胥xū铁路（1881 年）是中国人自主修建的第一条铁路 1a Does your hometown have a train system? Yes, it does. How does it benefit local lives? First, it’s convenient for people to travel. Second, it helps send goods easily and helps local business make more money. Third, people are happy with this cheap and fast transport. 1b Look at the title and the picture. What is the text probably about? It talks about the China-built railway in Kenya and its good changes for local people. Then read it quickly to check your prediction. 步入快速发展通道 驶入快车道 Careful reading numbers in the news report clear 、real and powerful 1c Match the numbers with the information. about 4 10 480 1901 2017 over 2 million 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 2017 1901 over 2 million 480 10 about 4 1 2 3 4 What’s the main idea of each paragraph？ New railway opening & old railway’s shortcoming Advantages of China-aided new railway Local people’s good comments on the railway Meaning of international cooperation 1d Read again and answer the questions. 1.What type of writing is the text? It is a news report. 2.What was the problem with the old railway? The old trains were very slow. 3.How have local Kenyans benefited from the new railway? They travel easily, do business well and get more fresh food. 4.Why is it important to make food transport easier? People can get more fresh food. 5.What does “on the fast track” mean? It means developing fast. 1f Complete the table with the information from the text. Paragraph 1 Introduction The new railway was _______________ in 2017. Old railway Paragraph 2 New railway Paragraph 3 Comments from locals government worker: _______________________________________ businessman: _______________________________________ supermarket manager: ______________________________________ Paragraph 4 Conclusion opened It was slow and the trip took 10 hours. China helped build it. The trip only takes 4 hours. The railway brings changes and makes people rich. The train is cheap, convenient and good for business. It’s easier to carry food, so people get more fresh food. It tells us countries can work together for a better world. Exercise 一、根据课文填空（单词 / 短语） The new 480-kilometre railway was o______ in 2017. The old trains were very slow and it took ten h______ to travel. More than two million p______ take the new train every year. Local people b______ a lot from the new railway. A______ China and Kenya are far, they work well together. pened ours assengers enefit lthough 二、简答（最简单句子作答） 1.Where is the new railway? It’s in Kenya, between Mombasa and Nairobi. 2.How long is the trip on the new train? About four hours. 3.What good does the railway bring to people? It makes trips, business and food transport easier. Summary 一、核心知识点总结 1.核心短语 - on the fast track 步入快车道，快速发展 - cut the travel time 缩短出行时间 - benefit a lot from… 从…… 中获益良多 - take place 发生 - make business deals 谈生意 - as a result 因此，结果 - work together 合作 2.重点句型 1. It took + 时间 + to do sth. 做某事花费多长时间 例：It took 10 hours to get there. 去那里花了 10 小时。 2. with one’s help 在某人的帮助下 例：The road was built with China’s help. 3. It doesn’t cost much money. 花费不多，价格便宜 4. Although 引导让步状语从句，意为 “虽然，尽管”，不能和 but 连用 例：Although they are far away, they help each other. 3.文章主旨 & 写作结构 主旨： 介绍中国援建肯尼亚蒙内铁路，对比新旧铁路，讲述铁路给当地带来的好处，体现国家间合作共赢。 2.四段式结构： ① 引入 + 旧铁路缺点 ② 新铁路优势 ③ 当地人多方评价 ④ 总结国际合作的意义 Homework A 层（基础巩固・全体学生必做） 抄写文中 10 个重点单词 + 3 个核心短语，每个中英抄写 2 遍。 朗读课文 3 遍，能通顺读出全文。 B 层（能力提升・中等及以上学生） 完成 A 层全部任务。 翻译全文 5 个重点句型，仿写 1 句同类句子。 用 5 句话概括这篇短文大意。 C 层（拓展拔高・尖子生选做） 完成 A、B 层所有任务。 小作文（60 词左右）：Write about a great project built with China’s help. 思考：What can countries learn from each other?写下 3 条英文观点。 积累文中描述变化、便利的形容词，整理成词汇本。 $