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“变化的世界”主题，聚焦复合词构成、词汇语法运用及“变化”主题的阅读与写作。课堂从复合词组合练习切入，讲解闭合式、开放式等类型，衔接词汇辨析（如narrow、convenience）和语法（词形变化、名词分类），再通过环保成就短文填空、个人生活变化阅读，搭建从词到篇的学习支架。 其亮点在于融合语言能力与文化意识，通过复合词练习、句子及短文填空提升语言理解与表达，借助中国环保成就短文（如Salihou“绿色奇迹”）培育家国情怀。采用对比分析（过去与现在变化表格）锻炼思维品质，提供写作模板（总起-对比-升华）助力学习能力培养。学生能提升综合语言运用与思维，教师可获得系统教学资源与多样化活动设计。

Unit 1 The Changing World Section B vacabulary in use 2a ~3d 复合词 Compound word = 复合词,指由两个或多个独立的词组合在一起,形成一个新词,表达一个新含义。 类型 形式 例子 闭合式(closed) 直接拼在一起,无空格 notebook、sunflower、classroom 开放式(open) 用空格分开,但视为一个词 post office、high school 连字符式(hyphenated) 用连字符 - 连接 mother-in-law、well-known、 blackboard classroom sunset moonlight bookstore 复合词 green+house=greenhouse 温室 sand+storm-sandstorm 沙尘暴 high+way=highway 公路 farm+land=farmland 农田 rail+road=railroad 铁路(美) rail+way=railway 铁路(英) greenway We can guess: farmhouse wide bridge capital corn product narrow:adj.狭窄的, 勉强的,微小的,narrow victory险胜,narrow escape死里逃生 v.使变窄,缩小:narrow down缩小范围 adj,方便的; n.convenience方便;不方便的inconvenient 穿越,横跨 v.lay (laid-laid)下蛋,放置,产卵 lay out布置 lay down 放下,制定 adj,下蛋的 以为食 feed-fed-fed 数码产品 sandy soil sandstorms government bushes result 名变形+y,修饰名词 不可数名词 可数名词 可数名词 可数名词,sh结尾+es 固定搭配 环保成就 政府 灌木 沙尘暴 结果 含沙的 土壤 v. govern管理,治理 sandy soil sandstorms government bushes lead带领 with one’s support 在某人的支持下 give support to sb 给予某人支持 support sb to do sth 支持某人做某事 freeze V. 结冰,冻僵 freezing adj. 极冷的,冰点的 lead to 导致,通向 lead sb. to do sth. 带领某人做某事 be determined to do 下定决心做某事 result Let’s think What made this miracle happen? support from government hard work people working together determined It comes from strong will, teamwork and long-time efforts. Video Text Video 保持不变 既然,由于.因为 公寓 初中 senior high school 高中 one’s own 某人自己的 get to do sth. 有机会得以做某事 主语从句 我们一起取得了这么多成就,真是令人惊叹 家人之间共有的爱和幸福的感觉 Primary school was near home; walked to school with parents. Lived in a small flat ; grandma did not live with them. (Not mentioned ) Junior high school is farther from home; takes a bus with friends every day. Lives in a much larger flat; grandma lives with them and has her own room and TV set. More confident in studies; often attends group discussions and enjoys studying with friends. In primary school Now home I lived in a small flat. I live in a bigger house. school My school building was old. There re new classrooms in my school. study I had little homework. I have much more homework and more subjects. neighbourhood There were few shops nearby. There are many shops and parks around. transport I went to school on foot. I take the bus to school. environment There were fewer trees. There are more trees and flowers. 【第一段:总起】 目的:点题 + 时间跨度 句型: 1. Great changes have taken place in my hometown over the past ten years. 2. My life used to be quite different from what it is now. 3. When I look back, I find everything has changed a lot. 【第二段:对比细节】 结构:Used to but now + 具体维度(每个维度一句话): 交通:There used to be only narrow roads, but now wide roads cut the travel time to 15 minutes. 住房:We used to live in a small flat, while we have moved into a comfortable house with a garden. 环境:The hills were once covered with sand, but now green trees hold the soil together. 【第三段:升华】情感 + 展望(别只说“变好了”,要加“不变的爱”) 结尾句: 1. Although everything has changed, the love in my family stays the same. 2. I am proud of these changes and will study hard to make my hometown better. 3. Changes bring convenience, but they also bring us closer together. My life has changed a lot since I was in primary school. First, I used to walk to school with my parents, but now I take the school bus with my classmates. It's a great time to talk and laugh with them on the way.Second, my home life is different too. We moved to a bigger apartment, and I now have my own bedroom. I can read and study there quietly.Third, my studies have changed. I have more subjects now, like physics and chemistry, and I often work on group projects with my friends. Even though many things have changed, the love and warmth of my family stays the same. Every night, we have dinner together and share our day's stories, and that makes me feel safe and happy. Lavf61.7.105 Bilibili VXCode Swarm Transcoder v1.3.33 $