Unit 1 Section B 2a ～3d（课件） 2026-2027学年人教版英语九年级上册

该初中英语课件围绕“The Changing World”主题，聚焦复合词构词规律、used to结构及生态与生活变化语篇，通过“小学以来生活变化”提问结合示例导入，复合词从左右单词组合到构词规律总结，写作通过表格梳理过去现在变化及结构提示搭建学习支架。 其亮点在于融合语言能力与文化意识，塞罕坝语篇展现生态成就培养环保意识和社会责任感，复合词练习结合规律与拓展提升词汇兴趣。采用任务型教学和语篇对比，助力学生提升语言运用和思维品质，教师可借助结构化资源高效教学。

The Changing World UNIT 1 Section B 2a ~3d 能够理解并掌握复合词的构词规律，通过词块组合练习，独立完成复合词的搭配，拓展词汇量并提升词汇学习兴趣。 能够根据语境和句法知识，正确运用单词完成句子补全，在语境中理解并掌握词汇用法。 能够通过语篇填空练习，在语篇中理解并运用核心词汇，巩固本单元的重点短语和句型。 能够读懂塞罕坝生态建设的语篇，理解中国生态环境保护的成就，树立环保意识，培养艰苦奋斗、团结协作的精神，增强社会责任感与文化自信。 Use a word on the left and a word on the right to create a compound word. What other compound words do you know? 2a green　sand　high　farm　rail storm　way　land　house　road greenhouse, … + = sandstorm highway farmland railroad 有时两个单词组合在一起可以构成一个新的单词，这类词叫合成词，也叫复合词。复合词有的需要在两个单词之间加连字符“-”，有的则不需要。 ★“名词 + 名词”或“形容词 + 名词”可以合成名词。例如： class + room → classroom  black + board → blackboard ★“名词 + 形容词”或“形容词 + v-ing形式”可以合成形容词。例如： world + famous → world-famous     easy + going → easy-going ★“副词+动词”或“形容词+动词”可以合成动词。例如： over + sleep → oversleep white + wash → whitewash 并不是任意两个单词都可以组合成一个复合词，因为复合词有特定的含义，所以要随时学，随时记，经常总结和归纳学过的复合词。 What other compound words do you know? bookstore sunflower  housework headache waterfall ice-cold  hand-made good-looking 根据语境，从两个方框中选出适当的单词组成复合词填空。 1. Every day my father reads the __________ after having dinner. 2. I love staying in the __________ as I enjoy reading books. 3. When I arrived at the _________ station, I saw the train moving. 4. The boys were playing football on the ___________ at this time yesterday. book, play, news, rail ground, way, paper, shop newspaper bookshop railway playground 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. A digital ______ is something you sell online and doesn’t have a physical form. 2b Complete the sentences with the words in the box. product　corn　bridge　wide　capital adj. n. n. wide bridge capital n. n. corn product 2b Complete the passage with the correct forms of the words in the box. What other stories do you know about China’s environmental achievements? government　bush　sandstorm　result　sandy　soil 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. sandy soil sandstorms government bushes result In 1962, Wang Shanghai moved with his family from their house in Chengde to the sandy lands of Saihanba. There were few trees to hold the soil together, and there were often sandstorms. Temperatures were below freezing during the winter. Life there was very difficult. With support from the government, 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 bushes and trees, creating the world’s biggest man-made forest. Today, Saihanba is known as “the green miracle”. This is the result of hard work and people working together. Now, the land is covered with green trees and the water is clean and fresh. 改变的过程，做出的行动与努力 过去的Saihanba (塞罕坝)： 突出当时的恶劣环境，为下文的转变做铺垫 如今的Saihanba (塞罕坝)： 点明生态修复的成果，升华主题 What does “the green miracle” mean to you? What can we learn from the story of Saihanba? What other environmental achievements do you know about in China? 1. With support from the government, Wang Shanghai led a group of 369 people who were determined to make the environment of Saihanba better. 在政府的支持下，王尚海带领着一个由369人组成的团队，一起决心改善塞罕坝环境。 lead v. (led, led) 带领 2. This is the result of hard work and people working together. 这是辛勤工作和人们团结协作的结果。 the result of ……的结果 e.g. This book is the result of 25 years of research. 这本书是 25 年研究的结晶。   The beautiful garden is the result of careful planning and daily care. 这个美丽的花园是精心规划和日常照料的结果。 3. Now, the land is covered with green trees and the water is clean and fresh. 如今，土地被绿树覆盖，水也变得清澈新鲜。 be covered with 被……覆盖 e.g. The mountain is covered with snow all year round. 这座山终年积雪。 How much of the Earth's surface is covered with water? 地球表面有多大面积被水覆盖？ Section B How do changes influence us? 能够通过阅读文章，梳理出文章中过去与现在的生活变化。 能够理解并掌握used to do结构描述过去与现在变化的用法，学会对比表达生活中的异同。 能够根据课文的结构和提示，完成表格信息梳理，并结合自身经历记录生活中的变化。 能够选取3个生活变化，仿照课文结构写一篇短文，结尾点明不变的情感主题，做到逻辑清晰、语句通顺。 能够与同伴交流分享自己的生活变化，理解变化带来的成长意义，珍惜与家人的情感联结。 How has your life changed since primary school? I used to walk to school with my mom, but now I ride a bike by myself. What aspects of life can change as we grow up? school study hobbies home … friends Read the title. What do you think the writer will talk about in the text? 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 stays the same: the feeling of love and happiness shared by my family. 3a Read the text. What stays the same in the student’s life? Changes in My Life Read the text. What stays the same in the student’s life? The feeling of love and happiness shared by the student’s family stays the same in the student’s life. 开头（引入变化） 学校的变化 家庭变化 学习方式变化 结尾（升华主题） 总起句 用时间对比引入话题 For example 引出第一个变化 用used to… now… 做过去与现在的对比 用…has changed too 衔接上一个变化 用used to… but now… 做过去与现在的对比 补充细节，让内容更具体 用…is also different 衔接，体现递进关系 变化带来的积极影响 用 but 做转折，形成 对比 点明不变的情感主题，升华主旨 1. Now that I am older, my life is different from when I was in primary school. 现在我长大了，我的生活与上小学时不同了。 now that 引导原因状语从句 宾语从句，作介词 from 的宾语 2. I used to walk to school with my parents. 我过去常常和父母一起走路去上学。 My family used to live in a small flat, but now we have moved to a much larger one. 我们家过去住在一个小公寓里，但现在我们已经搬到了一个更大的房子。 used to do sth. 表示过去的习惯性动作（暗含现在已不如此） (现在不了） (现在不住了） 3. It’s amazing how much we have achieved together. 我们共同取得的成就如此之多，真是令人惊叹。 It 为形式主语，真正的主语是后面的 how much we have achieved together 4. My life has changed in many ways, but one thing stays the same: the feeling of love and happiness shared by my family. 翻译：我的生活在很多方面都变了，但有一件事始终没变：那就是家人之间共享的爱与幸福的感觉。 同位语：解释说明 one thing 过去分词短语作后置定语修饰 the feeling，表 示被家人共享的爱与幸福的感觉” Aspect Past Present school home study 3b Complete the table with the information from the text. Primary school was near home; I used to walk to school with parents. Junior high school is farther from home; I take a bus to school with friends every day. Family used to live in a small flat. Now lives in a much larger flat. I have become more confident in studies and often attend group discussions. Think back to when you were in primary school. In what ways has your life changed? Make notes in a table like the one in 3b. 3c home school study neighborhood transport environment Aspect Past Present home school study I lived in a small house with my parents. I live in a bigger apartment with my parents and a little brother. My school was small with only a few classrooms. My school is much bigger with a big library and a sports field. Studied alone and didn't like asking questions. Study with classmates in groups and often discuss problems together. Aspect Past Present neighbourhood transport environment There were only small shops near my home. There is a big supermarket and a park in my neighbourhood now. I used to take the school bus. Now I take the subway to school by myself.  The air was fresh and the water was clean. There are more cars and buildings, so the air is not as clean as before. 3d Choose three changes. Write a short passage about them. End with one thing that stays the same. 对比结构：used to… (but) now… 对比词汇短语：different from, farther, larger, more confident, too/also 善用 “对比表达”，让变化更清晰 Now that I am older, my life is different from when I was … Great changes have taken place in my life since I became … As I grow up, my life has changed a lot compared with when I was ... … 1. 开头段（引入变化主题） I used to… (but) now… My … has changed too. The way I … is also different. I am happy that I … It’s amazing … It’s great to see how much I have changed and grown. … 2. 中间段（写变化写成长） My life has changed in many ways, but one thing stays the same: …. Although my life has changed a lot, … have never changed. Lots of things in my life have changed, but … will always stay the same. … 3. 结尾段升华（点出 “不变的主题”） Changes in My Life Now that I am older, my life is different from when I was in primary school. For example, I used to ride my bike to school, but now I take the subway because my school is much farther from home. My study habits have changed too. I used to be shy and afraid to ask questions in class. Now, I am more confident and often join group discussions with my friends. It’s amazing how much we can learn from each other. The environment is also different. In the past, roads were narrow and there were few cars. Now everything is changing. Tall buildings stand everywhere and roads are wide and clean. Lots of things in my life have changed, but one thing stays the same: the warm love from my family. They always encourage me and make me feel safe and happy. Summary 词性转换：名词↔形容词（sand-sandy）、名词单复数不规则变化； 构词法：合成词记忆单词； 时态区分：used to（过去）vs 一般现在时（现在）； 语篇两类：生态说明文（塞罕坝）、生活记叙文（个人成长变化）。 基础层（必做） 背诵 used to do 句型，仿写 3 个简单句（例：I used to get up early.）； 提高层（选做） 1.完整翻译阅读《Changes in My Life》全文； 2.参照 3c 表格，梳理自己小学 vs 现在的 home/school/transport三项变化。 3.完成 3d 写作：挑选 3 处生活变化写 80 词左右小短文，结尾点明始终不变的事物； 拓展层（选做） 拓展任务：查阅 1 个中国环保成就小故事（类似塞罕坝），摘抄 5 句英文介绍。 Homework Thanks $