Unit 1 The Changing World Section B 2a-2c 词汇运用课课件2026-2027学年人教版九年级英语上册

该初中英语课件聚焦复合词学习，通过中文复合词示例（如篮球=basket+ball）导入，引导学生分析构词规律，再过渡到英文复合词（如sandstorm、highway）的创造与释义，结合猜词练习（如firefly=萤火虫）搭建从词汇到语篇的学习支架，衔接句子填空和塞罕坝环境治理故事的阅读。 其亮点在于融合语言能力与思维品质培养，通过复合词构词分析提升词汇理解与推断能力，借助塞罕坝“沙地变绿洲”故事渗透文化意识，强化家国情怀。采用“问题-行动-结果”语篇结构分析，帮助学生掌握词汇运用策略，既提升学生自主学习能力，也为教师提供兼具词汇教学与德育渗透的实用素材。

Unit 1 The Changing World Section B 2a-2c Vocabulary in Use Let’s learn Do you know these words? basketball classroom blackboard snowman 篮球 教室 黑板 雪人 这些词在构成上有什么相同点? = basket + ball = class + room = black + board = + snow man 复合词 由两个具有实际意义的单词构成 compound words Create compound words (复合词), tell the meanings of the words and give more examples. 2a sandstorm highway farmland railway railroad 沙尘暴 农田；耕地 铁路(英式) 铁路(美式) 温室 More examples: policeman 警察 weekend 周末 birthday 生日 wildfire 野火 … 公路 Compound words can help us guess the meanings of new words. Let’s try firefly raincoat deadline armchair sunflower doorbell eggplant cupboard starfish butterfly 萤火虫 雨衣 截止日期 扶手椅 太阳花（向日葵） 门铃 茄子 碗柜；橱柜 海星 蝴蝶 词汇积累是关键 Let’s predict What part of speech (词性) should be filled in the blanks? Why? adj. n. n. n. n. be + adj. adj. + n. 动宾；并列 adj. + n. 冠词 + n. product corn bridge wide capital 2c Fill in the blanks and give reasons with key words. n. n. n. n. wide bridge capital corn product product corn bridge wide capital Let’s look What do you think of the environment? What changes can you find? It’s bad. What can you see in the picture? There are (many / few trees) and (fresh air / dust). √ √ There are many trees. It’s good. What do you think of the environment? Where is it? What is the story behind the pictures? Let’s read to find them out. government bush sandstorm result sandy soil Fill in the blanks and give reasons with key words. What’s the story about? It’s a story about how _______________ (who) and 369 people turned _________ (where) from a __________ into “________________”. (Main idea) Saihanba sandy soil government bushes result sandstorms Wang Shanghai sandy land the green miracle What’s the main idea of each paragraph? sandy soil government bushes result sandstorms Action Problem Result Problem ________ lands ______ trees to _____________ together often ____________ ______________ during the winter Action who ___________’s support _______________ and a group of ________ How long ___________ what planted ______________ Result Saihanba is known as “__________________” is covered with __________ and the water is ________ sandy few hold the soil sandstorms below freezing government Wang Shanghai 369 people 60 years bushes and trees the green miracle green trees clean and fresh Life there was _____ _________ very difficult to create the world’s biggest ____________ man-made forest 10 wide bridge 过去常常做… 又窄又脏；narrow adj. 狭窄的 对村民来说 adj. 方便的 go across = cross 形式宾语 真正宾语 这座桥使村民过河去城里变得方便。 翻译成中文： 又宽又干净 capital corn product 举办2008年夏季奥运会；注意 the 和大写 2022年冬季奥运会 蛋鸡； 现在分词作定语 以玉米/谷物为食；feed – fed - fed 电子产品 网上销售 实体形式 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. 从…到… 沙地 few / little 几乎没有 a few / a little 一些 可n. 不可n. 固定土壤 低于零点 在政府的支持下 带领一支团队; lead – led – led lead sb to do 引导某人做某事 lead sb to … 带领某人去… lead a/an … life 过一种…的生活 lead to 通向；导致；引起 定从 决心做某事 种植灌木 人造森林 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. 作为…而闻名；be known for 因…而闻名 绿色奇迹 …的结果 被…覆盖 过去常常做 又窄又脏；又宽又干净 方便的 对村民来说 举办奥运会 以玉米/谷物为食 电子产品 网上销售 实体形式 搬家 从…到… 沙地 几乎没有树；一些树 固定土壤 15. 低于零点 16. 在政府的支持下 17. 带领一支团队 18. 引导某人做某事 19. 过一种…的生活 20. 通向；导致；引起 21. 决心做某事 22. 种植灌木 23. 人造森林 24. 作为…而闻名 25. 绿色奇迹 26. …的结果 27. 被…覆盖 过去常常做 又窄又脏；又宽又干净 方便的 对村民来说 举办奥运会 以玉米/谷物为食 电子产品 网上销售 实体形式 从…到… 沙地 几乎没有树；一些树 固定土壤 低于零点 used to do be narrow and dirty; be wide and clean be convenient for the villagers host the Olympics feed on corn a digital product sell online a physical form from … to … sandy lands few trees; a few trees hold the soil together below freezing 15. 在政府的支持下 16. 带领一支团队 17. 引导某人做某事 18. 过一种…的生活 19. 通向；导致；引起 20. 决心做某事 21. 种植灌木 22. 人造森林 23. 作为…而闻名 24. 绿色奇迹 25. …的结果 26. 被…覆盖 with support from the government lead a group lead – led – led 变形： lead sb to do lead a/an … life lead to be determined to do plant bushes a man-made forest be known as the green miracle the result of be covered with $