Unit 13 Section A (1a-2d)（word教案）-【优翼·学练优】2025-2026学年九年级英语下册同步备课（人教版）

该教案聚焦初中英语Unit 13“环境保护”主题，核心知识点涵盖污染类型词汇（如litter, plastic）、句型（should+do, used to+do）及语法结构（现在进行时、被动语态等）。课堂导入通过讨论污染类型与成因，结合图片、视频等多媒体资源复习旧知，构建“旧知-新知”学习支架。 此资料亮点在于融合核心素养：语言能力上，通过听力填空、角色扮演（如2d对话）提升表达与理解；文化意识上，以污染主题激发学生社会责任感；思维品质上，引导根据图片推断内容、结合上下文猜词义。教学方法多样（小组竞赛、合作探究），助力学生提升语言运用与环保意识，为教师提供结构清晰、资源丰富的教学方案。

Unit 13　We're trying to save the earth! 【Language Abilities】 1. Talk about pollution and environmental protection. 2. Review present progressive tense，used to，passive voice，present perfect tense and modal verbs. 【Culture Awareness】 Know about the environmental pollution and protection. 【Quality of Thinking】 1. Make reasonable inferences about the content of the passage based on the title and illustration. 2. Guess the meanings of some words according to the context and word-formation. 【Learning Abilities】 1. Can use the reading strategy with the help of teacher while learning. 2. Be willing to speak English in class. 3. Be able to summarize the difficult points of learning after class. 【Class Hour Division】 Five periods Period 1 Section A(1a－2d) Period 2 Section A(3a－4c) Period 3 Section B(1a－1e) Period 4 Section B(2a－2e) Period 5 Section B(3a－3b) & Self Check 本单元围绕环境保护的话题，并用主题图片表现噪音污染、空气污染、水污染等内容，目的是为了让学生对环境的破坏有一个直观的认识，从而激发学生强烈的社会责任感和对未来发展的思考。Section A的重点是让学生掌握与环境污染和环境保护相关的词汇和句型，同时引导学生关爱动物、保护环境。教学难点是让学生学会正确使用连词和结合生活实际讲述如何保护环境。Section B在Section A所学的基础上，进一步谈论如何保护环境。教学重点是让学生了解环境保护的方式，并落实到积极的行动当中，同时还有阅读策略和写作技巧的训练。教学难点是让学生在阅读2a文章之后，根据所给词根找出衍生出的不同词汇，并理解前缀和后缀的不同用法。 The First Period—Section A(1a－2d) Teaching Important Points　【教学重点】 　Key words & phrases： 　litter，bottom，fisherman，coal，ugly，advantage，cost，wooden，plastic noise pollution，air pollution，water pollution，be full of，play a part in，turn…into，cut down air pollution 　Key sentences： 　1.Even the bottom of the river was full of rubbish. 　2.It used to be so clean. 　3.Everyone in this town should play a part in cleaning it up. 　4.The air is badly polluted because there are more cars on the road these days. 　5.The air has become really polluted around here. 　6.We're trying to save the earth. 　Key structure： 　should＋do；used to＋do；have/has＋done；be＋done；be＋doing e．g.Everyone should help to clean up the river. The air has become really polluted. I used to be able to see stars in the sky. The air is badly polluted. Teaching Difficult Points　【教学难点】 　★Practice the structures to talk about pollution and environmental protection. Teaching Aids　【教学工具】 　A tape recorder，CAI or multimedia courseware. Teaching Steps　【教学过程】 ★Step 1　Leading in　【新课导入】 1．Greeting 2．Discussion and review Discuss with the students，like this： T：What kinds of pollution are there these days? S：… T：What causes the pollution? S：… 3．Review the words and expressions about the topic. ★Step 2　Cooperative inquiry　【合作探究】 1．Finish the task in 1a ①Show pictures or play videos about pollution and talk about the pollution. ②Read these phrases in 1a.Look at the pictures in 1a and say what they see in the pictures.Write down the words and add more words. ③Ask students to say out their words in each kind of pollution. 2．Finish the task in 1b ①Read the instructions.Get the students to read the contents in the chart and think of what they will fill in the blanks. ②Play the recording for the first time.Students listen and fill in the words. ③Play the recording a second time.Ask them to check the answers.Then ask the questions.Students answer with full sentences. ④Ask more questions to help students learn more details.Then play the recording for the students to role－play the conversation. 3．Finish the task in 1c ①Show the key words of the conversation.Ask students to retell the contents in the chart.Like this： What：dirty；bottom，rubbish；fish Why：littering，putting waste How：write to，close down；help to clean up ②Read aloud the model dialogue in 1c.Then in pairs，do the oral practice with more words. ③Ask two pairs to perform in class. 4．Finish the tasks in 2a－2b ①Use PPT or pictures to show the four kinds of pollution.Get the groups of students to have a competition to say words about the pollution one by one. land pollution：… air pollution：… noise pollution：… water pollution：… ②Get the students to write down these words in their notebooks. ③Play the recording for the first time.Students listen and circle the kinds of pollution.Check answers with the class. ④Read the sentences in 2b.Predict the contents they will fill in.Play the recording.Students listen and complete the sentences. ⑤Play the recording again.Check the answers with the whole class. 5．Finish the task in 2c ①Read the sample conversation in 2c.Then Read the listening materials and discuss in pairs what causes the two kinds of pollution. ②Students work in pairs，making dialogues. ③Ask three pairs to role－play their conversations to the class. 6．Finish the task in 2d ①Talk about the picture in 2d.Ask：What are your ideas for solving the air pollution/waste pollution problem？Present the new words in the conversation.Such as，coal，advantage，wooden，plastic，takeaway，bin，… ②Read the conversation in 2d quickly.Find out the problems about environmental pollution in the dialogue. ③Read the conversation again.Ask the students to find the ways to solve the problems of air and waste pollution. ④Read aloud the conversation by the recording. ⑤Learn the useful expressions： What are your ideas for doing… To cut down air pollution，we should… So together，our actions can make a difference and… ⑥Role－play or read the conversation in pairs until fluently. ★Step 3　Homework 1．What are your ideas for solving the waste pollution problem? 2．Write the words about the four kinds of pollution. 3．Translate the following sentences into English. (1)我们正在想办法拯救地球。 ________________________________________________________________________ (2)对于解决空气污染问题你有什么主意？ ________________________________________________________________________ (3)我们应该保持公共场所清洁美观。 ________________________________________________________________________ Board Design　板书设计 Unit 13　We're trying to save the earth! Section A(1a－2d) land pollution：… air pollution：… noise pollution：… water pollution：… should＋do；used to＋do；have/has＋done；be＋done；be＋doing What are your ideas for doing… To cut down air pollution，we should… So together，our actions can make a difference and… Teaching Reflection　【教学反思】 　　　This is the first period of the unit.In the unit we talk about pollution and environmental protection.So it is important to get the students to learn words and phrases about the topics in this unit.We will review some structures and tenses and get the students to practice them in listening and speaking.They are “should＋do；used to＋do；have/has＋done；be＋done；be＋doing”．The topic is an important content in our life and students should learn to use the words and structures to talk about and write about it.So much practice should be done in the period and in later periods. 学科网（北京）股份有限公司 $