Unit 13 第四课时 Section B (2a-2e)-【木牍中考·名师教案】2025-2026学年九年级下册英语（人教版）

第四课时　Section B (2a-2e) ◇目标导航◇ 类别 课时要点 重点单词 gate n.大门 bottle n.瓶子 president n.负责人;主席;总统 work n.(音乐、艺术)作品 creativity n.创造力;独创性 重点短语 throw away 扔掉;抛弃 put sth.to good use 好好利用某物 pull...down 拆下;摧毁 upside down 上下颠倒;倒转 bring back 恢复;使想起;归还 重点句型 1.Do you often throw away things you don’t need anymore?你经常扔掉你不再需要的东西吗? 2.You have probably never heard of Amy Hayes,but she is a most unusual woman.你可能从来没有听说过埃米·海斯,但她是一个非常不寻常的女人。 3.And the gate in front of her house is made of rocks and old glass bottles.她房子前的门是用石头和旧玻璃瓶做的。 4.Amy isn’t the only one who is good at recycling.埃米不是唯一一个善于回收利用的人。 重点句型 5.I hope people can read my book and enjoy it!我希望人们能阅读我的书并喜欢它! 教学重点 1.让学生学会在阅读中通过标题预测文章大意。 2.让学生能够在老师的指导下,通过抓关键词完成阅读任务。 3.让学生能认读并能工整书写所学单词。 教学难点 1.让学生能正确运用现在进行时、现在完成时、被动语态、情态动词和used to结构。 2.让学生进一步了解环保方式,并落实到积极的行动之中。 3.让学生能理解并掌握前缀和后缀的不同用法。 ◇教学过程◇ 预习指导 一、方法指导 1.预习Page 102~103上的生词,根据音标能读出这些词,并掌握其词性及汉语意思。 2.阅读2b中的文章,掌握文章大意,并试着翻译成汉语。 3.跟着录音声情并茂地朗读2b中的文章,注意模仿语音和语调。 二、预习检测 英汉互译 1.扔掉 　throw away　  2.好好利用某物 　put sth.to good use　  3.pull...down 　拆下　  4.bring back 　恢复;使想起;归还　  5.an old boat turned upside down 　一艘倒过来的旧船　  6.建立一个网站 　set up a website　  7.一个“金属艺术”主题公园 　a “metal art” theme park　  8.be known for... 　以……而闻名　  课堂教学 Step 1 Leading in 1.Greeting. 2.Review. Ask the students to discuss and answer the following questions: What can we do to help save the earth? Have you ever recycled books or papers? Step 2 Work on 2a 1.Make the students look at the title and the pictures in 2b and guess what the passage is about.Let the students discuss in groups and prepare the new words for the coming reading. 2.Ask individual students to give their answers.Give suggestions and lead to the reading. Step 3 Work on 2b 1.Ask the students to answer these questions:What can you see in the pictures?What are they made of?Do you think it’s a good way to protect the environment?Present new words and expressions while talking with the students. 2.Make the students read the paragraphs quickly and understand their main ideas. 3.Make the students read the passage again,finish the chart in 2b,and underline the related sentences in the passage. 4.Check the answers with the class. Step 4 Work on 2c 1.Let the students read the phrases in the box in 2c,and then find them in the passage and learn their meanings. 2.Let the students read the sentences in 2c and understand them.Ask the students to finish the task of filling.Get the students to read out the complete sentences and check their work. Step 5 Work on 2d 1.Read the words in the box in 2d.Teach prefixes and suffixes. 2.Get the students to find words based on these given words in the passage.Write down the words and tell their meanings. 3.Explain how these prefixes and suffixes affect the meaning.Give more roots for the students to form new words:agree,happy,polite,possible,honest,care,help,home,use,hope,friend,neighbor... Step 6 Work on 2e 1.Let the students read the instructions and make a list of things that need to be done to save the environment. 2.Let the students work in groups to discuss the following questions: Which things can be done by common people every day?Which things have to be done by governments and organizations? 3.Choose one student from each group to report the opinions to the class. 板书设计 1.re⁃是最常用的前缀之一。它可以加在名词或动词前面,构成新的名词或动词。re⁃前缀主要有以下三种意义: (1)表示“回;向后”,如return(回来;退回),recall(回忆;召回),retract(缩回;收回)等。 (2)表示“再;重新;重复”,如rethink(再思考),reuse(再使用),restart(重新开始),recycle(再利用)等。 (3)表示“相反;反对”,如rebel(反叛;谋反),reverse(反转;颠倒),resist(反抗;抵抗)等。 2.un⁃前缀常加在形容词、副词、分词、动词和名词之前。主要用法:(1)表示否定意义;(2)表示“反动作”,即“相反的动作”。 3.⁃ive是形容词后缀,一般表示“有……的”。 4.⁃ion为名词后缀,常与动词组合,表示“行为;状态;结果”等。有⁃tion,⁃sion,⁃ation等变体,如: (1)⁃tion:action(行动),collection(收集),connection(连接),education(教育)等; (2)⁃sion:decision(决定),conclusion(结论)等; (3)⁃ation:conversation(对话),organization(组织),imagination(想象)等。 ◇教学反思◇ 　　通过本课时的学习,学生进一步了解了环境问题和环保的重要性,也了解了一些环保方式。同时,学生也学习了一些构词法知识,课后应当针对这一知识点多做练习,巩固加深。 1 立足安徽 精准备考 1 / 1 学科网（北京）股份有限公司 $