Unit 13 Section B 3a～Self Check-【绿卡初中创新题】2025-2026学年九年级下册英语讲解课件(人教版)河北专版

该初中英语课件围绕Unit 13环保主题，聚焦词汇复习、语法应用及写作能力培养。课堂通过3a分析本地环境问题的表格任务导入，搭建从词汇巩固（如pollute-pollution转换）、语法练习（被动语态等）到写作输出（3b给市长写信）的学习支架，衔接前后知识脉络。 其亮点在于以真实情境任务融合核心素养，通过3b写信描述环境问题并提建议，培养学生语言表达能力与思维品质，引导分析问题并创造性解决；Self Check和词性转换练习系统巩固语言知识，提升学习能力。学生能将语言学习与生活结合，教师可借助结构化资源高效开展教学。

Section 第 4 课 时 (3a~Self Check）) …………………………………… B Unit 13 We’re trying to save the earth! 复习、巩固本单元所学的单词和短语 能够用准确的语言介绍好的保护环境的方法 能够写作有关环保的文章 Learning Goals 1 2 3 3 Think about the environment in your town/ city and complete the chart below. Which parts of the town/city have a nice environment? Why are they nice? Which parts need to be improved? Why? Good environment Why? Bad environment Why? park the air is clean streets so many trees restaurants clean and tidy river a lot of rubbish so many cars air too many factories streets 3a Write a letter to the city mayor about the problems and your suggestions. In your letter, describe the environmental problems in your town/city. 1. What are the problems? 2. Where are they? 3. What or who is causing these problems? 3b Then, give suggestions or possible ways to solve the problems. I think that… We should/ could… I suggest… Dear Sir/ Madam, Environmental problems are becoming more and more serious all over the world. With the development of the society, there are too many cars on the streets in our city. Cars have made the air unhealthy for people to breathe. Black smoke and poisonous gas are given off by factories. Factories also put waste into the river. And wherever we go, we can find rubbish. Sample writing Now more and more people have realized these problems. I think that governments should close down the factories and develop laws to stop people from driving cars every day. I suggest everyone in this town should help to clean up the river and the streets. We should call on everyone in the town to throw rubbish in the dustbins. I hope the problem will be solved in the near future and our home will become better and better. Write different forms of the words. Then add more to each group. v.— n. pollute --- act --- protect--- inspire --- build --- create --- pollution action protection inspiration building creation n.— adj. fame --- wood --- science--- health --- south --- care --- famous wooden scientific healthy southern careful Self Check 1 adj.— n. different --- important --- difference importance adj. — adv. slow --- wide --- sudden --- real --- slowly widely suddenly really Match each statement with the grammar structure. Statement Grammar The river used to be so clean. Present progressive We have seen many changes in the environment. Modal verbs People should take public transportation more. Passive voice The river is polluted by factories. used to The air pollution is getting worse and worse. Present perfect 2 Write ways to cut down on these kinds of pollution. Kinds of pollution Ways to cut down water pollution land pollution noise pollution air pollution Stop factories from throwing waste into rivers. Try not to use plastic bags when shopping. Cut down the number of cars. Reduce the number of factories that burn coal. 3 1. Why are you ________(wear) a coat? It’s not very suitable for this hot weather. 2. Pandas are __________(endanger) animals. They aren’t doing very well. 3. It’s important to _______(cycle) paper to save the trees. wearing endangered Ⅰ.用括号内所给单词的适当形式填空。 recycle Practice Ⅱ.句型转换。 1. His jokes always make us laugh. (改为被动语态) We ____ always ______ ___ laugh by his jokes. 2. It took him two hours to walk to his uncle’s home. (改为同义句) He ______ two hours ________ to his uncle’s home. are made to spent walking 3. The toy cars are made in Shanghai. (对画线部分提问) ______ ____ the toy cars ______ ? 4. Many people in the world read Mo Yan’s books. (改为被动语态) Mo Yan’s books ____ ____ by many people in the world. Where are made are read 5. Chinese is spoken by the largest number of people in the world. (就画线部分提问) ______ is spoken by the largest number of people in the world? What ※ Preview the new words and expressions. ※ Write a short passage about your learning challenges and solutions. Homework 16 绿卡图书—走向成功的通行证 $