Unit 1 The Changing World Section B (2a～Reflecting) 教学设计 2026-2027学年人教版英语九年级上册

该初中英语教学设计聚焦复合词构词规律与“Changes in My Life”写作结构，通过复合词匹配、分类及规律总结导入，搭建从词汇到写作的学习支架，衔接单元“变化”主题，助力学生梳理then-now对比逻辑。 此资料融合词汇构词课、写作课与项目展示课，以归纳法引导学生掌握复合词构成与词义推断，过程写作法通过范文结构分析和表格梳理提升思维品质，项目化学习让学生设计调查对比父母祖辈生活变化增强文化意识，帮助学生综合运用语言知识，教师易操作且课堂效率高。

Unit 1 The Changing World Section B (2a~Reflecting) 教案 课题 Unit 1 The Changing World — Section B (2a~Reflecting) 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 词汇构词课 + 写作课 + 项目展示课 教学方法 归纳法、任务型教学法、过程写作法、项目化学习 教学用具 PPT课件、学习任务单、展示表格 学情分析 学生已完成本单元关于家乡变化、铁路变化和时态表达的学习。本课需要把词汇、阅读、写作和项目展示综合运用。学生能描述简单变化，但在复合词构词推断、写作结构安排、对比细节展开以及结尾升华方面还需要清晰支架。 教学目标 语言能力：掌握compound words构词规律，能完成词汇与短文填空；能分析Changes in My Life范文结构，并完成个人变化主题写作。思维品质：通过then-now对比梳理变化逻辑，形成结构化表达。学习能力：能使用表格记笔记、同伴互评和反思问题完成自我复盘。文化意识：感受个人生活、家庭、社区和社会发展变化，珍惜当下并积极成长。 教学重难点 重点：复合词构词与词义推断；2a、2b练习；Changes in My Life结构分析与写作。难点：写作中准确使用过去与现在对比、现在完成时和used to结构，并以“变化中保持不变的事物”升华主题。 一、教学过程 Step 1 Warm-up（复合词构词导入）（6 min） 1a Compound words matching 【教师活动】T: Ask students to use a word on the left and a word on the right to create compound words. T：green + house → greenhouse; sand + storm → sandstorm; high + way → highway; farm + land → farmland; rail + road → railroad. Other compound words: sunflower, classroom, blackboard, basketball, notebook, bookstore, toothbrush, baseball, moonlight, watermelon. 【学生活动】Ss: Students match words, read compound words aloud and explain their meanings. 【知识点】compound word表示“复合词”；复合词由两个或多个独立单词组合而成，形成整体新含义。 复合词构词匹配任务 1b 复合词基本概念与书写形式 【教师活动】T: Explain what compound words are and introduce three spelling forms. T：复合词是由两个或多个独立单词组合在一起，形成具有新含义的单词。三种书写形式：连写式，如blackboard、classroom、homework；连字符式，如full-time、good-looking、eight-year-old；分写式，如post office、bus stop。 【学生活动】Ss: Students classify given examples into closed, hyphenated and open compound words. 【知识点】greenhouse不是“绿色房子”，而是“温室”，说明复合词意义不能总是简单直译。 复合词定义与三种书写形式 1c 复合词构成类别 【教师活动】T: Guide students to summarize common compound word patterns. T：名词+名词：sunflower, bookshop, policeman；形容词+名词：blackboard, greenhouse；名词+动词-ing：sightseeing, housekeeping；副词/介词+名词/动词：outside, overcome；名词/形容词+过去分词/形容词：world-famous, warm-hearted. 【学生活动】Ss: Students write two more examples for each pattern. 【知识点】复合词词性通常由最后一个单词决定，如hometown为名词。 复合词构成类别一 复合词构成类别二 复合词构成类别三 1d 复合词词义、词性与复数规则 【教师活动】T: Emphasize rules for guessing meaning, identifying part of speech and forming plurals. T：多数复合词可由两个原词推断，如basket + ball = basketball；少数词义有引申，如greenhouse。词性一般由最后一个单词决定。复数变化：普通复合词通常在最后一个名词后加-s，如bookshops；带连字符、表身份且中心词在前时，中心词变复数，如passers-by。 【学生活动】Ss: Students correct wrong plural forms such as classesroom and explain why. 【知识点】classroom复数是classrooms，不是classesroom。 复合词词义词性与复数规则 复合词核心考点与注意事项 Step 2 Presentation（2a/2b词汇运用与塞罕坝语篇）（12 min） 2a Complete the sentences 【教师活动】T: Ask students to complete the sentences with the words in the box and explain clues. 完整练习：1. The road used to be narrow and dirty. Now, it is _____ and clean. 2. The ______ made it convenient for the villagers to travel across the river to the city. 3. Beijing, China's ______, hosted the 2008 Summer Olympics and the 2022 Winter Olympics. 4. Our farm has a lot of laying hens. They feed on _____, vegetables, and insects. 5. Look! This is a digital _______ that only sells online. 备选词：product, corn, bridge, wide, capital. 答案：1. wide 2. bridge 3. capital 4. corn 5. product. 【学生活动】Ss: Students complete blanks, underline context clues and read sentences. 【知识点】narrow的反义词是wide；capital表示“首都”；digital product表示“数字产品”。 2a词汇填空完整练习 2b Saihanba passage 【教师活动】T: Ask students to complete the passage with correct forms and understand China’s environmental achievement. 完整练习：In 1962, Wang Shanghai moved with his family from their house in Chengde to the _____ lands of Saihanba. There were few trees to hold the _____ together, and there were often _________. Temperatures were below freezing during the winter. Life there was very difficult. With support from the __________, Wang Shanghai led a group of 369 people who were determined to make the environment of Saihanba better. Over the next 60 years, workers planted ______ and trees, creating the world's biggest man-made forest. Today, Saihanba is known as “the green miracle”. This is the ______ of hard work and people working together. Now, the land is covered with green trees and the water is clean and fresh. 备选词：government, bush, sandstorm, result, sandy, soil. 答案：sandy; soil; sandstorms; government; bushes; result. 【学生活动】Ss: Students fill in the blanks and summarize the change of Saihanba. 【知识点】sandy lands表示“沙地”；hold the soil together表示“固定土壤”；be known as表示“被称为”。 2b塞罕坝短文填空完整练习 2c Think and Share：Saihanba 【教师活动】T: Ask students why Saihanba is called the green miracle and what they can learn. 可编辑答案：Reason: Decades ago Saihanba was barren sandy land with terrible natural conditions. After 60 years of hard work, workers built the world's largest man-made forest there, with thick green trees and clean fresh water, which is an amazing environmental achievement. Lesson: Great achievements come from long-term hard work and teamwork, and we have the power to improve the environment with firm determination. 【学生活动】Ss: Students discuss in pairs and present one reason and one lesson. 【过渡语】After learning about environmental changes, let’s read a student’s writing about changes in personal life. 【知识点】green miracle表示“绿色奇迹”；achievement表示“成就”；determination表示“决心”。 塞罕坝绿色奇迹思考分享 Step 3 Practice（写作范文阅读与结构分析）（15 min） 3a Read the text：Changes in My Life 【教师活动】T: Ask students to read the model text and answer: What has stayed the same in the student's life? T：Now that I am older, my life is different from when I was in primary school. For example, my primary school was near my home, so I used to walk to school with my parents. Now my junior high school is farther from home. I take a bus every day with my friends. My home has changed too. My family used to live in a small flat, but now we have moved to a much larger one. My grandma lives with us now as well. She has her own room and her own TV set. I am glad that I get to see her every day. The way I study is also different. I have become more confident in my studies and often attend group discussions. I enjoy studying with my friends. It's amazing how much we have achieved together. My life has changed in many ways, but one thing has stayed the same: the feeling of love and happiness shared by my family. 答案：The feeling of love and happiness shared by the family has stayed the same. 【学生活动】Ss: Students read silently, underline changes and circle the unchanged thing. 【知识点】Now that表示“既然/由于”；be different from表示“与……不同”；stay the same表示“保持不变”。 Changes in My Life范文阅读 3b Scan and choose 【教师活动】T: Ask students to scan the text and answer two multiple-choice questions. 完整题目：1. What kind of passage is this? A. A story. B. A diary. C. An introduction. D. A notice. 2. What is the main idea of the passage? A. The writer's new school life is very interesting. B. Great changes have taken place in the writer's life. C. The writer now lives in a big and comfortable flat. D. The writer loves studying with his friends. 答案：1. C 2. B 【学生活动】Ss: Students choose answers and find evidence from title and content. 【知识点】main idea题应覆盖全文，不选只对应某一段的局部信息。 3c Analyze the structure 【教师活动】T: Lead students to analyze the structure: introduction, body and conclusion. 可编辑结构：Paragraph 1 (Introduction): It leads into the topic directly and states life has changed a lot since primary school. Paragraphs 2-3 (Body): They develop the theme in separate aspects. Paragraph 2 talks about living conditions and family life. Paragraph 3 describes study habits and attitudes. Paragraph 4 (Conclusion): It sums up the whole passage and points out that love and happiness from the family remain unchanged. 【学生活动】Ss: Students mark topic sentence, body details and conclusion sentence. 【知识点】写作结构：开头引出话题；中间分方面写变化；结尾总结全文并升华主题。 写作范文结构分析一 写作范文结构分析二 3d Complete the table 【教师活动】T: Ask students to complete the table with information from the text. 完整表格答案：school: Past — Primary school was near home; walked to school with parents. Present — Junior high school is farther from home; take a bus with friends every day. home: Past — lived in a small flat; Grandma did not live with them. Present — have moved to a much larger flat; Grandma lives with them. study: Past — not mentioned. Present — more confident in studies; often attend group discussions; enjoy studying with friends. 【学生活动】Ss: Students complete the table and retell the changes by aspects. 【知识点】按aspect整理信息能避免写作内容混乱。 范文信息表格填空 Step 4 Production（写作输出与Project展示）（10 min） 4a Make notes for writing 【教师活动】T: Ask students to think back to primary school and make notes in a then-now table. 可编辑示例：home: Past — a small flat; Present — a bright apartment with a garden. school: Past — walked to school; Present — far away, take the bus. neighbourhood: Past — a few trees, no public parks nearby; Present — a lovely green space. 【学生活动】Ss: Students choose aspects such as home, school, study, neighbourhood, transport and environment to make notes. 【知识点】写作前先列表，确定三个变化方面，再组织段落。 写作前then-now表格笔记 4b Write a short passage 【教师活动】T: Present the writing prompt and model passage, then ask students to write their own passage. 完整写作任务：Choose three changes. Write a short passage about them. End with one thing that has stayed the same. 可编辑范文：My life is different from what it was when I was in primary school. First, my home has changed. We moved from a small flat to a bright apartment with a garden where I read and grow plants. Second, I no longer walk to school. My new school is far away, so I take the bus with my classmates every day. Third, my neighbourhood is nicer. In the past, there were only a few trees and no public parks nearby. But now, there is a lovely green space. Kids can run and play games there, and adults often take a relaxing walk after dinner. Although many things have changed, one thing has stayed the same: every evening, my family still gathers at the dinner table, happily chatting and sharing stories about our day. 【学生活动】Ss: Students draft, exchange and revise based on structure and language checklist. 【知识点】可用First, Second, Third组织变化；结尾用Although many things have changed, one thing has stayed the same...升华主题。 Changes in My Life写作范文 写作段落布局与句型支架 4c Project: survey and presentation 【教师活动】T: Organize groups to think of 10 important things in life and design a survey for parents or grandparents. 可编辑项目话题：technology, environment, transport, entertainment, education, shopping, housing, medical care, daily diet, public safety, study resources, travel ways, leisure activities, living accommodation, medical service, shopping methods, communication means, natural surroundings. 可编辑调查问题：What was your daily diet like when you were my age? What learning materials could you use? What transport did you take to get to school? How did you contact your faraway relatives or classmates? Were the rivers and parks around your hometown different from now? How? 【学生活动】Ss: Students design survey questions, note down answers, list differences and give a presentation. 【知识点】survey表示“调查”；presentation表示“展示/报告”；then and now用于今昔对比。 Project十个重要生活方面 Project调查设计示例一 Project调查设计示例二 Project父母祖辈回答记录 Project then-now差异列表 Project课堂展示范文一 Project课堂展示范文二 4d Reflecting 【教师活动】T: Guide students to answer the reflection questions and review this unit. 完整反思问题：1. What do you think brings about changes? 2. Which changes mentioned in this unit impressed you the most? Why? 3. Can you use the simple past and present perfect tenses to talk about changes? 4. What is one change you would like to see in the world? 5. What is one change you would like to see in yourself? 【学生活动】Ss: Students answer at least three questions orally and write two in their notebooks. 【过渡语】Finally, let’s review several key words that support today’s writing and project presentation. 【知识点】bring about changes表示“带来变化”；impress表示“给……留下深刻印象”。 Reflecting单元反思问题 Step 5 Summary & Homework（词汇总结与作业）（2 min） 5a Vocabulary: narrow, lead, flat, discussion 【教师活动】T: Review the key vocabulary pages and ask students to make sentences related to changes. narrow: adj. 狭窄的；v. 缩小。例句：The road is too narrow for two cars to pass. lead: v. 带领，过（某种生活）；n. 领先地位，主角。lead to表示“导致/通向”；lead a ... life表示“过……的生活”。 flat: n. 公寓；adj. 平坦的。flat为英式英语常用，apartment为美式英语常用。 discussion: n. 讨论；have a discussion about/on sth. 就某事展开讨论；discuss是及物动词，后面直接接讨论内容，不加介词。 【学生活动】Ss: Students make one sentence with each word. 【知识点】narrow反义词为wide/broad；lead to后接结果；discuss sth.不能写discuss about sth. narrow词汇讲解 lead词汇讲解 flat词汇讲解 discussion词汇讲解 5b Homework 【教师活动】T: Assign homework and remind students to review words and preview the next lesson. Homework: Review the words learned in this class. Preview the content for the next class. 【学生活动】Ss: Students polish the short passage Changes in My Life and prepare a project presentation. 【知识点】写作修改重点：是否有清晰开头、三个变化方面、对比句式和不变事物的结尾。 Homework作业 二、板书设计（三栏式） Compound Words Writing: Changes Project & Reflection greenhouse sandstorm highway farmland railroad closed / hyphenated / open compounds Introduction: topic Body: three changes Conclusion: what stays the same used to / now / have done survey 10 life aspects then-now differences presentation reflecting questions meaning guessing part of speech by final word plural forms home / school / study / neighbourhood / transport / environment technology / diet / safety / housing / medical care / communication 三、教学反思 学生是否能通过green+house等例子理解复合词不是简单相加？ 复合词三种书写形式和常见构成类别是否讲解清楚？ 2a词汇填空中学生是否能根据上下文准确选择wide、bridge、capital等词？ 2b塞罕坝短文是否帮助学生理解环境变化与长期努力之间的关系？ Changes in My Life范文是否帮助学生理解开头、主体、结尾结构？ 表格梳理是否帮助学生按school、home、study组织写作素材？ 学生写作是否能包含三个变化和一个保持不变的事物？ Project调查问题是否覆盖生活重要方面并形成真实对比？ Reflecting问题是否促使学生回顾本单元语言和主题？ 词汇narrow、lead、flat、discussion是否能迁移到变化话题表达中？ 学科网（北京）股份有限公司 $