Unit 1 The Changing World 单词讲解课件 2026-2027学年人教版九年级英语上册

该初中英语单元复习课件系统梳理了Unit 1 The Changing World的核心词汇，通过分模块整合音标、词性、词性变换、短语及例句，结合图片辅助理解（如“soil”配种花场景图），构建起词汇知识网络，强化单词间的内在逻辑联系。 其亮点在于设计多维分层练习，如根据提示填单词（基础）、用适当形式填空（如“villager”变复数、“lead”用过去式）、选词填空（语境运用），既提升语言能力（词汇理解与表达），又培养思维品质（词性变换逻辑分析）和学习能力（分层巩固）。这种设计帮助学生扎实掌握词汇，教师可精准定位薄弱点，提高复习效率。

— • Unit 1 The Changing World • — 单词讲解 Vocabulary rough /rʌf/ adj. 崎岖的 sandstorm /ˈsændstɔːm/ n. 沙尘暴 farmland /ˈfɑːmlænd/ n. 耕地 shortage /ˈʃɔːtɪdʒ/ n. 短缺 soil /sɔɪl/ n. 土壤 sandy /ˈsændi/ adj. 铺满沙子的；含沙的 government /ˈɡʌvənmənt/ n. 政府 support /səˈpɔːt/ n. & v. 支持 corn /kɔːn/ n. 玉米；谷物 railway /ˈreɪlweɪ/ n. 铁路 product /ˈprɒdʌkt/ n. 产品 greatly /ˈɡreɪtli/ adv. 大大地；非常 Vocabulary socialist /ˈsəʊʃəlɪst/ adj. 社会主义的；n. 社会主义者 housing /ˈhaʊzɪŋ/ n. 住房；住宅 digital /ˈdɪdʒɪtl/ adj. 电子的 dirt /dɜːt/ n. 泥土；尘土 track /træk/ n. 小路；轨道 wide /waɪd/ adj. 宽的；宽阔的 capital /ˈkæpɪtl/ n. 首都 convenient /kənˈviːniənt/ adj. 方便的 business /ˈbɪznəs/ n. 生意；商业 ease /iːz/ n. 容易；自在 manager /ˈmænɪdʒə(r)/ n. 经理 narrow /ˈnærəʊ/ adj. 狭窄的 Vocabulary villager /ˈvɪlɪdʒə(r)/ n. 村民 lead /liːd/ v. (led /led/, led) 带领；过（某种生活）；n. 领先地位；主角 junior /ˈdʒuːniə(r)/ adj. 低年级的；初级的 flat /flæt/ n. 公寓 discussion /dɪˈskʌʃn/ n. 讨论 — — — • Unit 1 • — — — Words and expressions rough /rʌf/ adj. 崎岖的 词性 变换 - roughly adv. 粗略地；大致地 - 反义词 smooth 平滑的 短语 - rough road 崎岖的道路 - rough weather 恶劣的天气 例句 1. The mountain path is very rough. 这条山路非常崎岖。 2. We felt the rough surface of the stone. 我们摸到了石头粗糙的表面。 sandstorm /ˈsændstɔːm/ n. 沙尘暴 词性 变换 - 复数 sandstorms 短语 - a strong sandstorm 强沙尘暴 - happen in spring 春季发生 例句 1. A terrible sandstorm hit the city last week. 上周一场可怕的沙尘暴袭击了这座城市。 2. People wear masks to protect themselves from sandstorms. 人们戴口罩来抵御沙尘暴。 farmland /ˈfɑːmlænd/ n. 耕地 词性 变换 - 复数 farmlands 短语 - fertile farmland 肥沃的耕地 - protect farmland 保护耕地 例句 1. The government is trying to protect farmland. 政府正努力保护耕地。 2. Most of the land here is used as farmland. 这里大部分土地被用作耕地。 shortage /ˈʃɔːtɪdʒ/ n. 短缺 词性 变换 - shorten v. 缩短 - short adj. 短缺的；短的 短语 - water shortage 水资源短缺 - food shortage 食物短缺 例句 1. Many areas are facing a water shortage. 许多地区正面临水资源短缺。 2. The shortage of workers caused the problem. 劳动力短缺导致了这个问题。 soil /sɔɪl/ n. 土壤 词性 变换 - soily adj. 多土的；脏的 短语 - rich soil 肥沃的土壤 - poor soil 贫瘠的土壤 例句 1. Plants grow well in rich soil. 植物在肥沃的土壤里长得很好。 2. We should protect the soil from being polluted. 我们应该保护土壤免受污染。 sandy /ˈsændi/ adj. 铺满沙子的；含沙的 词性 变换 - sand n. 沙子 短语 - sandy beach 沙滩 - sandy soil 沙质土壤 例句 1. The ground is sandy and dry. 地面铺满沙子，十分干燥。 2. We walked along the sandy shore. 我们沿着沙滩漫步。 government /ˈɡʌvənmənt/ n. 政府 词性 变换 - govern v. 治理；统治 - governmental adj. 政府的 短语 - local government 地方政府 - central government 中央政府 例句 1. The government has made a new plan. 政府制定了一项新计划。 2. We should follow the rules made by the government. 我们应该遵守政府制定的规定。 support /səˈpɔːt/ n. & v. 支持 词性 变换 - supporter n. 支持者 - supportive adj. 支持的 短语 - support sb 支持某人 - get support from 从……获得支持 例句 1. My parents always support my dream. 我的父母一直支持我的梦想。 2. We need your support to finish the work. 我们需要你的支持来完成这项工作。 corn /kɔːn/ n. 玉米；谷物 词性 变换 - 复数 corns（指种类时） 短语 - sweet corn 甜玉米 - grow corn 种植玉米 例句 1. Farmers grow corn in the field. 农民们在田里种植玉米。 2. Corn is a kind of important food in many countries. 玉米是许多国家的重要粮食。 railway /ˈreɪlweɪ/ n. 铁路 词性 变换 - 复数 railways 短语 - high-speed railway 高速铁路 - railway station 火车站 例句 1. The new railway connects the two cities. 这条新铁路连接了两座城市。 2. We took the train along the old railway. 我们沿着旧铁路乘火车。 product /ˈprɒdʌkt/ n. 产品 词性 变换 - produce v. 生产 - production n. 生产 短语 - high-quality product 高质量产品 - new product 新产品 例句 1. This company makes many kinds of products. 这家公司生产多种产品。 2. The product is popular with young people. 这款产品很受年轻人欢迎。 greatly /ˈɡreɪtli/ adv. 大大地；非常 词性 变换 - great adj. 伟大的；巨大的 短语 - change greatly 大大改变 - improve greatly 大大提升 例句 1. Our life has changed greatly in recent years. 近年来我们的生活发生了巨大变化。 2. I greatly enjoy reading books in my free time. 我非常喜欢在空闲时间读书。 socialist /ˈsəʊʃəlɪst/ adj. 社会主义的； n. 社会主义者 词性 变换 - socialism n. 社会主义 - social adj. 社会的 短语 - socialist country 社会主义国家 - socialist system 社会主义制度 例句 1. China is a great socialist country. 中国是一个伟大的社会主义国家。 2. He is a famous socialist thinker. 他是一位著名的社会主义思想家。 housing /ˈhaʊzɪŋ/ n. 住房；住宅 词性 变换 - house v. 给……提供住房 - house n. 房子 短语 - housing problem 住房问题 - public housing 公共住房 例句 1. The government is working on solving the housing problem. 政府正致力于解决住房问题。 2. New housing has been built in the city. 城市里建起了新的住宅。 digital /ˈdɪdʒɪtl/ adj. 电子的 词性 变换 - digit n. 数字 - digitally adv. 以数字方式 短语 - digital camera 数码相机 - digital technology 数字技术 例句 1. We live in a digital age now. 我们现在生活在数字时代。 2. The digital watch is very popular with students. 电子表很受学生欢迎。 dirt /dɜːt/ n. 泥土；尘土 词性 变换 - dirty adj. 脏的 短语 - full of dirt 满是泥土 - clean the dirt 清除尘土 例句 1. There is a lot of dirt on the floor. 地板上有很多尘土。 2. The children played in the dirt happily. 孩子们在泥土里开心地玩耍。 track /træk/ n. 小路；轨道 词性 变换 - 复数 tracks - track v. 追踪 短语 - railway track 铁轨 - mountain track 山间小路 例句 1. The train runs on the track. 火车在轨道上行驶。 2. We walked along a narrow track in the forest. 我们沿着森林里的一条狭窄小路行走。 wide /waɪd/ adj. 宽的；宽阔的 词性 变换 - widely adv. 广泛地 - width n. 宽度 短语 - wide river 宽阔的河流 - wide road 宽阔的马路 例句 1. The new road is much wider than the old one. 这条新路比旧路宽得多。 2. English is widely used around the world. 英语在世界范围内被广泛使用。 capital /ˈkæpɪtl/ n. 首都 词性 变换 - capital adj. 首都的；大写的 短语 - capital city 首都 - the capital of ……的首都 例句 1. Beijing is the capital of China. 北京是中国的首都。 2. The capital is the center of the country. 首都是国家的中心。 convenient /kənˈviːniənt/ adj. 方便的 词性 变换 - convenience n. 方便；便利 - 反义词 inconvenient 不方便的 短语 - be convenient for 对……方便 - convenient life 便利的生活 例句 1. It is very convenient to take the subway here. 在这里乘地铁非常方便。 2. Online shopping makes our life more convenient. 网购让我们的生活更便利。 business /ˈbɪznəs/ n. 生意；商业 词性 变换 - busy adj. 忙碌的 - businessman n. 商人 短语 - do business 做生意 - on business 出差 例句 1. He runs a small business in the town. 他在镇上经营着一家小生意。 2. My father went to Shanghai on business. 我父亲去上海出差了。 ease /iːz/ n. 容易；自在 词性 变换 - ease v. 减轻；缓解 - easy adj. 容易的 短语 - with ease 轻而易举地 - at ease 自在；舒适 例句 1. He finished the task with ease. 他轻而易举地完成了任务。 2. I feel at ease when I stay with my family. 和家人在一起时我感到很自在。 manager /ˈmænɪdʒə(r)/ n. 经理 词性 变换 - manage v. 管理；经营 - management n. 管理 短语 - general manager 总经理 - store manager 店长 例句 1. The manager is in charge of the whole company. 经理负责整个公司的运营。 2. She works as a manager in a big shop. 她在一家大商店担任经理。 narrow /ˈnærəʊ/ adj. 狭窄的 词性 变换 - narrowly adv. 勉强地；仔细地 - narrow v. 变窄 短语 - narrow road 狭窄的道路 - narrow escape 死里逃生 例句 1. The street is too narrow for cars to pass. 这条街太窄，汽车无法通行。 2. We had a narrow escape from the accident. 我们在事故中死里逃生。 villager /ˈvɪlɪdʒə(r)/ n. 村民 词性 变换 - village n. 村庄 - 复数 villagers 短语 - local villagers 当地村民 - the villagers of the village 村里的村民 例句 1. The villagers are very friendly to visitors. 村民们对游客非常友好。 2. Many villagers moved to the city to work. 许多村民搬到城里打工。 lead /liːd/ v. (led /led/, led) 带领；过（某种生活）； n. 领先地位；主角 词性 变换 - leader n. 领导者 - leadership n. 领导 短语 - lead sb to do sth 带领某人做某事 - lead a happy life 过幸福的生活 - take the lead 领先 例句 1. He led us to the top of the mountain. 他带领我们登上了山顶。 2. She leads a busy but happy life. 她过着忙碌却幸福的生活。 junior /ˈdʒuːniə(r)/ adj. 低年级的；初级的 词性 变换 - 反义词 senior 高年级的；高级的 短语 - junior high school 初中 - junior student 低年级学生 例句 1. I am a junior high school student now. 我现在是一名初中生。 2. She is in the junior class of the school. 她在学校的低年级班。 flat /flæt/ n. 公寓 词性 变换 - 复数 flats - flat adj. 平坦的 短语 - live in a flat 住在公寓里 - a new flat 新公寓 例句 1. My family lives in a small flat in the city. 我家住在城里的一套小公寓里。 2. They bought a new flat near the park. 他们在公园附近买了一套新公寓。 discussion /dɪˈskʌʃn/ n. 讨论 词性 变换 - discuss v. 讨论 短语 - have a discussion 进行讨论 - discussion about 关于……的讨论 例句 1. We had a warm discussion about the plan. 我们就这个计划进行了热烈的讨论。 2. The discussion helped us find a better way. 这次讨论帮我们找到了更好的办法。 — — — • Unit 1 • — — — Exercises 一、根据句意及汉语或首字母提示完成单词 1. The _________ (沙尘暴) hit the northern part of the country last month. 2. There is a serious water ________ (短缺) in the dry area. 3. The g__________ is taking action to protect the farmland. 4. Plants grow well in rich ____ (土壤). 5. We walked along a r_____ mountain path to reach the top. sandstorm shortage overnment soil ough 一、根据句意及汉语或首字母提示完成单词 6. The new _______ (铁路) connects our city with the capital. 7. This company produces high-quality ________ (产品) for young people. 8. Our life has changed g_______ since the Internet came into use. 9. It's very c__________ to go shopping in the new mall near our flat. 10. The villagers held a warm __________ (讨论) about the housing problem. railway products greatly onvenient discussion 二、用单词的适当形式填空 1. Many _________ (villager) moved to the city to find better jobs. 2. He ___ (lead) us through the narrow track to the village last week. 3. The _______ (manage) of the company will give us a speech tomorrow. 4. We can finish the task with ____ (easy). 5. The ground is _____ (sand) and it's hard to walk on. villagers led manager ease sandy 二、用单词的适当形式填空 6. English is ______ (wide) used in international business. 7. The government has built more _______ (house) to solve the housing problem. 8. She ________ (support) her son's dream of becoming a doctor all the time. 9. We had a __________ (discuss) about how to protect the farmland. 10. The _________ (socialist) country is trying to improve people's living conditions. widely housing supports discussion socialist 三、选词填空 support, railway, shortage, convenient, discussion (请从方框中选择合适单词填入空格，每词限用一次) 1. The new high-speed _______ makes it easier for us to travel between cities. 2. We need your _______ to carry out the plan to protect the soil. 3. Online shopping is very __________ for people who are busy with work. 4. The ________ of clean water has become a big problem in some areas. 5. After a long __________, we finally decided to plant more corn on the farmland. railway support convenient shortage discussion See You! $