Unit1 Section B 2a-3d 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“The Changing World”主题，聚焦复合词构词法、used to/have done句式及三段式写作，通过“变化如何影响我们”导入，先以构词练习（如green+house→greenhouse）和词汇填空搭建基础，再结合塞罕坝环保语篇理解过渡，最后以头脑风暴和范文结构为支架引导写作，形成词汇-语篇-写作的连贯学习链。 其亮点在于融合语言能力与文化意识，通过复合词构造和句式仿写（如学校、家庭变化对比）提升表达能力，塞罕坝案例渗透中国环保成就增强家国情怀。采用“汉堡式”写作结构简化三段式，头脑风暴培养分析对比思维，生生互评表促进学习能力发展。学生能系统掌握知识并应用于写作，教师可借助完整流程和评价工具提升教学效率。

The Changing World What brings about changes？ 九年级英语·人教版 Section B How do changes influence us? (2a-3d) 1.学习复合词概念，掌握新词汇，如narrow，lead，villager，junior等。 2.读懂并总结范文结构，使用写作策略生成一篇自己的作文，能够独立完成三段式写作。 3.能结合自身校园、家庭、学习生活等，运用 used to / have done 完成句式仿写，准确对比过去与现在的生活变化。 4.主动拥抱生活改变、正视成长蜕变，理解“改变成就更好的自己”，实现语言学习与情感育人的融合。 Derivation派生法 通过给词根加前缀（如 un-, dis-）或后缀（如 - al, -ful, -ous）构成新词 构词法 合成法Compounding 两个或多个独立单词组合成一个新词，比如class + room → classroom， 缩略法Abbreviation 将单词缩写或简写，比如television → TV，United States → US 02 04 转化法Conversion 单词不变，词性发生变化，比如report，既可以作名词，也可以作动词。 01 03 Use a word on the left and a word on the right to create a compound word. What other compound words do you know? sandstorm, highway, farmland, railway, railroad other compound words: classroom, schoolbag, bookstore, football, basketball,volleyball, baseball, notebook, blackboard, postman, policeman Complete the sentences with the words in the box. product corn bridge wide capital 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. wide bridge capital corn product 产品 玉米；谷物 桥 宽的 首都 又窄又脏的 宽阔而干净 横渡河流 主办 产蛋鸡 只线上发售 以......为食 sell、wash、read 是英语中典型的‌主动形式表被动意义‌动词，当主语为物且描述其‌固有属性/性能‌时，用主动语态（常搭配 well/easily 等副词） 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. 政府 灌木 沙尘暴 结果 有沙的 土壤 形容词 名词 名词 名词 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 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. 政府 灌木 沙尘暴 结果 有沙的 土壤 名词 名词 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. soil sandstorms government 政府 灌木 沙尘暴 结果 有沙的 土壤 move from...to...从......搬去...... sandy lead, 带领 决心要做...... 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 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. bushes result 政府 灌木 沙尘暴 结果 有沙的 土壤 以...而闻名 奇迹 ......的结果 Pre-writing Read the text.What has stayed the same in the student’s life? 保持不变 1 2 3 4 Read the text.What has stayed the same in the student’s life? Changes in My Life 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. 既然 不同于...... 小学 中学(senior high school高中) 也 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. 参加 完成；实现 保持不变 Complete the table with the information from the text. Aspect Past Present school home study 方面；层面 Primary school was near home; walked to school with parents have moved to a much larger flat; Grandma lives with them Junior high school is farther from home; take a bus with friends every day lived in a small flat; Grandma did not live with them more confident in studies; often attend group discussions; enjoy studying with friends not mentioned 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. 回想 01 02 03 04 Our house used to be small and old. Our homes have become much bigger. house size There used to be more family members living together. Small families are common now. family members People didn’t have modern electrical machines. We have owned fridges, smart TVs and Wi‑Fi. home equipment The walls used to be dark and dirty. Bright walls and big windows make our houses comfortable. house environment Brainstorm Schools used to have low-rise buildings.Classrooms didn’t have enough lights. Schools have built tall teaching buildings and bright classrooms. Teachers only used chalk and blackboards for classes. Teachers have used computers and screens to give lessons. Students hardly took after‑school classes. We have more colourful after‑school clubs such as football and music clubs. There were no libraries or sports fields. Our school has had big libraries and modern playgrounds. Brainstorm school buildings teaching tools after-school activities school facilities Students only used paper textbooks to study. We have learned through online courses and short videos. ways to learn Children used to learn mainly by listening to teachers. We have got lots of learning materials on the Internet. learning materials Students could only ask teachers questions at school. We can communicate with our teachers by WeChat after school. study time They spent most time doing written homework. We have more chances to do group‑work and practice speaking skills. communication Brainstorm People used to walk or ride old bikes when they went out. More families have bought private cars. High‑speed trains have appeared in our life. vehicles Buses were slow and crowded. Transport has become faster. We can reach far‑away cities in several hours. speed The seats on old buses were hard and uncomfortable. Subways make our trips much more comfortable. travel comfort Brainstorm Brainstorm The neighbourhood used to have few public facilities. There were no parks. Our neighbourhood has built nice parks and fitness areas. 01 public facilities Neighbours used to talk with each other every day. They kept close relationships. Neighbours seldom chat face‑to‑face because they spend much time on phones. 02 people’s relationship People hardly joined community activities. Our community has held many interesting activities to bring people together. 03 community activities Brainstorm There was much waste everywhere. People threw rubbish casually. People have taken action to sort rubbish. rubbish treatment Factories used to produce heavy smoke, so the air was dirty. The air has become fresher than before. Factories follow strict environmental rules now. air condition There weren’t many trees along streets. The government has planted plenty of trees around our city. green plants Choose three items that you want to write down，then complete the table. Try to make sentences by yourself. Aspect Past Present While-writing Choose three changes. Write a short passage about them. End with one thing that stays the same. Beginning（Top bun 开头：引入话题）：点明生活发生很多变化 Body（Middle fillings 正文主体：分 3 方面写变化) Ending（Bottom bun 结尾：虽然改变，但有东西始终不变） 名言警句 Change is the opportunity to create a better future. There is nothing permanent except change. 唯一不变的就是变化本身。 Change is the key to progress. 改变是进步的关键。 变化是创造更美好未来的机会。 Post-writing Assessment items 评价项目 Score得分 Excellent 3-4分 Good 2-3分 To be improved 1-2分 Clean(1-4) 书写整洁 Complete(1-4) 内容完整 Correct(1-4) 语言准确 Coherent(1-4) 句子衔接 Rich(1-4) 语言丰富 Total 总分 _________/20 points Finish the checklist with your partner(生生互评). Thank You! Lavf58.46.101 $