Unit 4·Section A2a-2d课件 2026-2027学年人教版英语九年级上册

Section A · 2a-2d · 听说课 新人教版九年级上册 Unit 4 Our Memory How can we have a good memory? 开场 30 秒：请一位同学说说“昨天有没有忘记带什么东西”，再问全班：你最容易忘的事是什么？顺势引出本课时任务——走进 Green 教授的讲座，听听大脑里的记忆是怎么工作的。 3 / 36 1.我能读准并拼写 lecture、chain、knowledge、stable、mystery 等核心单词。 2.我能听懂讲座问答，完成 2b 话题勾选与 2c 三个句子的填空。 3.我能用 link ... with ...、pay attention to、be stored in 等短语复述记忆的规律。 4.我能用 Could you tell me why / how ...? 礼貌提问，并针对记忆困难给出建议。 teaching goals goal 读目标时每条追问一句“做到的标准是什么”，让学生自己说出来；目标 2 对应听，目标 4 对应说。 lead in 4 / 36 Memory Challenge Rules:Watch the rolling words carefully.Write down the words you remember. kitchen chicken quiet quite attend join memorize memory How many words can you remember? kitchen chicken quiet quite attend join memorize remember answers 导入只做两件事：唤起学生自己的记忆经验 + 引出单元大问题 How can we have a good memory?，这一页不讲语法、不给答案。 2a 7 / 36 2a · Imagine you are attending Professor Green's lecture too. What questions do you want to ask? 1.What does linking knowledge mean?（什么叫“连接知识”？） 2.Why do I always forget new words?（为什么我总记不住新单词？） 3.How can I remember things for a long time?（怎样才能长期记住？） It means connecting new knowledge with what you have already known. Because our memory fades quickly if we don’t use or review them. We can link new information with old knowledge,review regularly and use what we learn. Pre-listening This is Professor Green’s lecture 2a 是开放性任务，没有唯一答案。先让学生用中文想清楚要问什么，再给英语句式支架。把三位同学的问题写在黑板一角，听力结束后回看哪些被解答了。 2a 7 / 36 2a · We can also ask questions like these. 1.Could you tell me what linking knowledge means? 2.I don’t understand why I always forget new words? 3.Could you tell me how I can remember things for a long time? It means connecting new knowledge with what you have already known. Because our memory fades quickly if we don’t use or review them. We can link new information with old knowledge,review regularly and use what we learn. Pre-listening This is Professor Green’s lecture 2a 是开放性任务，没有唯一答案。先让学生用中文想清楚要问什么，再给英语句式支架。把三位同学的问题写在黑板一角，听力结束后回看哪些被解答了。 2b 9 / 36 What does linking knowledge mean? Why do we get some words mixed up? Why is riding a bike not so easy to forget? How can we put our brain to good use? While-listening 2b· Listen to the conversation between some students and professor Green.Tick the topics they are talking about. 听前不给答案，只让学生圈出“最像专家会解释”的话题。提醒学生注意三个提问者：Billy、Fu Xing、Peter。 2b 9 / 36 While-listening（1） Billy：Professor, I don't quite understand what you said about linking knowledge. Professor：Well, knowledge is like a chain, and new knowledge is best remembered by linking it with old knowledge. The more links you create, the more you remember. Fu Xing：Professor, I often get some words mixed up, like "kitchen" and "chicken". Professor：Pay attention to details. Study how they are different from each other. You can also create a picture for each word in your mind. 2b· Listen to the conversation again and check the answers. Pay attention to the important points. 红色字体部分是由what引导的宾语从句what 在从句中作said的宾语。 红色字体部分the +比较级+句子...,the+比较级+句子...是比较级里面的重点句型，译为：“越...,越...”。 短语get sth done,相当于have sth done,译为“让...被(别人)做”，这里单词是被自己混淆。 听前不给答案，只让学生圈出“最像专家会解释”的话题。提醒学生注意三个提问者：Billy、Fu Xing、Peter。 2b 9 / 36 While-listening（2） Peter：Hello, Professor, could you tell me why it is much easier to forget things to buy than to forget how to ride a bike? Professor：Scientists are still working on this mystery. For one thing, the memory of how to ride a bike is probably stored in a more stable area of our brain. Peter：There are so many mysteries about our brain! Professor：Exactly! And at your age, your brain is developing fast, so put it to good use! 2b· Listen to the conversation again and check the answers. Pay attention to the important points. 由why引导的宾语从句；much easier to forget ... than to forget . 译为：“比起忘记...更容易忘记...”。 put sth to good use好好利用它. work on 投身于，致力于 听前不给答案，只让学生圈出“最像专家会解释”的话题。提醒学生注意三个提问者：Billy、Fu Xing、Peter。 2c 12 / 36 2c · Listen again. Complete the sentences based on Professor Green’s answers. 1. ______ is like a chain, and new knowledge is best remembered by ______ it with old knowledge. 2. Pay attention to ______. Study how they are ______ from each other. Create a ______ for each word in your mind. 3. Scientists are still working on this ______. Such kind of memory is probably ______ in a more stable area of our brain. Knowledge linking details different picture mystery stored While-listening 第二遍听写细节。学生写不全时提示先记首字母（如 k____ / l____ / d____ / p____ / m____ / s____），听完再补全，降低挫败感。 精读一：知识为什么像一条链？ 2b-2c 16 / 36 Key sentence · Knowledge is like a chain Knowledge is like a chain, and new knowledge is best remembered by linking it with old knowledge. 知识就像一条链，新知识通过和旧知识连接起来才记得最牢。 The more links you create, the more you remember. 你建立的连接越多，记住的就越多。 用法总结： ① be best remembered by doing sth = 通过做某事记得最牢（被动语态 + by doing） ② link A with B = 把 A 与 B 连接起来；link 也可作名词：the links between them ③ the more ..., the more ... = 越……越……，前后都用比较级 举例：The more you read, the faster you will become.（你读得越多，进步越快。） intensive reading 让学生用“知识像一条链”这个比喻，说一句自己记单词的例子，例如 I link "chicken" with a picture of a chicken. 精读二：单词记混了怎么办？ 2b-2c 16 / 36 Key sentence ·Pay attention to details intensive reading Fu Xing：Professor, I often get some words mixed up, like "kitchen" and "chicken". Professor：Pay attention to details. Study how they are different from each other. You can also create a picture for each word in your mind. 用法提炼： ① get sth mixed up = 把某物弄混（mixed up 是过去分词作宾语补足语） ② pay attention to + 名词 / doing，to 是介词，后接动词要用 -ing ③ be different from = 与……不同；注意用 from 不用 with ④ create a picture for sth in your mind = 在脑海里为某物画一幅图 易错：× pay attention to do sth　√ pay attention to doing sth 让学生用“知识像一条链”这个比喻，说一句自己记单词的例子，例如 I link "chicken" with a picture of a chicken. 精读三：骑车为什么忘不掉？ 2b-2c 16 / 36 Key sentence ·stored in a more stable area intensive reading Peter：Could you tell me why it is much easier to forget things to buy than to forget how to ride a bike? Professor：Scientists are still working on this mystery. For one thing, the memory of how to ride a bike is probably stored in a more stable area of our brain. Professor：At your age, your brain is developing fast, so put it to good use! 用法提炼： ① work on = 从事；研究（Scientists are still working on this mystery.） ② for one thing = 一方面；一则，常用来给出第一个理由 ③ be stored in = 被储存在……（被动语态），store 也可作名词“商店” ④ put sth to good use = 有效利用某物，名词前用 good 让学生用“知识像一条链”这个比喻，说一句自己记单词的例子，例如 I link "chicken" with a picture of a chicken. words1 19 / 36 lecture /ˈlektʃə(r)/ n. 讲座；讲课 attend chain /tʃeɪn/ n. 链条 link /lɪŋk/ v. 连接 n. 联系 stable /ˈsteɪbl/ adj. 稳定的；稳固的 mystery /ˈmɪstri/ n. 神秘的事物；谜 Important words /əˈtend/ v. 出席；参加 mix up /mɪks ʌp/ 混淆 先领读两遍音标，再让全班齐读；然后遮住中文，同桌互相提问，每人问 7 个。 words2 19 / 36 Important words detail /ˈdiːteɪl/ n. 细节 memory /ˈmeməri/ n. 记忆；记忆力 memorize /ˈmeməraɪz/ v. 记住；记忆 store /stɔː(r)/ v. 储存 n. 商店 notice /ˈnəʊtɪs/ v. 注意到 n. 通知 develop /dɪˈveləp/ v. 发展；发育 improve /ɪmˈpruːv/ v. 改善；提高 先领读两遍音标，再让全班齐读；然后遮住中文，同桌互相提问，每人问 7 个。 本课时高频短语 phrases 21 / 36 1. give a lecture on　就……做讲座 2. link ... with ...　把……与……联系起来 3. be like a chain　像一条链 4. get ... mixed up　把……弄混 5. pay attention to　注意；关注 6. be different from　与……不同 7. create a picture for 为……在脑中画一幅图 8. in your mind　在你的脑海里 9. put sth to good use　有效利用某物 10. work on　从事；研究 11. for one thing　一方面；一则 先全班齐读一遍，再同桌互相抽查 5 条，限时 90 秒。put sth to good use 与 pay attention to 要求当堂背下来。 本课时重点句子 phrases 21 / 36 1. Knowledge is like a chain, and new knowledge is best remembered by linking it with old knowledge. 知识就像一条链，新知识通过和旧知识连接起来才记得最牢。 2. The more links you create, the more you remember. 你建立的连接越多，记住的就越多。 3. Could you tell me why it is much easier to forget things to buy than to forget how to ride a bike? 你能告诉我为什么买东西这类事比骑自行车更容易忘吗？ 4. Scientists are still working on this mystery. 科学家们仍在研究这个谜。 5. The memory of how to ride a bike is probably stored in a more stable area of our brain. 　如何骑自行车的记忆很可能储存在我们大脑中更稳定的区域。 先全班齐读一遍，再同桌互相抽查 5 条，限时 90 秒。put sth to good use 与 pay attention to 要求当堂背下来。 1.疑问词作引导词 本课时重点语法：疑问词引导的宾语从句 grammar 23 / 36 what, who, which, when, where, why, how 直接引导从句。 2.语序必须陈述化 助动词和 be 动词要回到主语后面。 3.时态要呼应主句 主句过去时，从句用相应的过去时态。 Study how they are different from each other.　 how 引导从句，陈述语序 Could you tell me why it is easy to forget a word?　 why 引导从句，陈述语序 I can't remember which things you asked me to buy.　 which 引导从句，陈述语序 讲规则时一定配一个学生自己的例子。让学生把 2a 的问题改写成宾语从句，现场纠语序。 宾语从句易错点集中扫雷 grammar 23 / 36 坑 1：疑问词后仍在倒装 × where can I get ... → √ where I can get ... 坑 2：从句里保留 did × what did I do → √ what I did。 坑 3：主句疑问，从句跟着倒装 主句是疑问句，从句仍用陈述语序。 × Could you tell me where can I get a bus? √ ... where I can get a bus? × She asked me what did I do yesterday. √ ... what I did yesterday. × I don't know how old is he. √ I don't know how old he is. 讲规则时一定配一个学生自己的例子。让学生把 2a 的问题改写成宾语从句，现场纠语序。 宾语从句三类引导词一张表 summary 25 / 36 从句来源 引导词 例句 陈述句 that（口语常省略） I think (that) reading is important. 一般疑问句 if / whether I wonder whether you read English books. 特殊疑问句 what / why / how ... Could you tell me why it is easy to forget a word? 共同要求 陈述语序 + 时态呼应 × where is it → √ where it is 口诀：陈述用 that，是否用 if / whether，疑问词来带路，语序都用陈述序。 Unit 3 学过前两类，本课时补齐第三类 这张表建议让学生抄在笔记本上，做语法题时随时对照。 2d① 27 / 36 A How can you link new knowledge with old knowledge? B When I learn a new word, I link it with a word I already know. A Can you give me an example? B Yes. "Chef" is like "chief" but chief has an extra i.It helps me remember it. 开口用这几句 I link ... with ... It is similar to ... so I can remember it. For example, ... ①How can you link new knowledge with old knowledge? Work in groups.Discuss the questions. 先教师与一位学生示范一组，再同桌练习。要求每位同学至少说出一个具体例子，不能只说 I link new words with old words 这样空的说法。 2d②③ 27 / 36 Work in groups.Discuss the questions. ② When should you pay attention to details? studying how two words are different from each other noting down the main points of a lecture retelling a story well　 remembering what someone looks like memorizing a rule exactly ③ Why should students put their brain to good use? Because the brain is like a muscle: the more you use it, the stronger it becomes. Because our brain is developing fast at our age. 先教师与一位学生示范一组，再同桌练习。要求每位同学至少说出一个具体例子，不能只说 I link new words with old words 这样空的说法。 2d④ 27 / 36 Work in groups.Discuss the questions. ④Here are some tips for developing your brain.Tick what works for you and add more. exercise your memory learn something new reduce stress do something creative get enough sleep stay confident ________________________ set alarm on my phone 先教师与一位学生示范一组，再同桌练习。要求每位同学至少说出一个具体例子，不能只说 I link new words with old words 这样空的说法。 exercise 30 / 36 1. Knowledge is like a ______ (链), and new knowledge is best remembered by linking it with old knowledge. 2. Professor Green will give a ______ (讲座) on how to improve our memory. 3. I often ______ (弄混) "kitchen" and "chicken". 4. Pay attention ______ details when you read.　 A. to B. for C. with 5. The memory of how to ride a bike is probably ______ (store) in a more stable area of our brain. 6. At your age, your brain is ______ (develop) fast, so put it to good use! 单词训练 chain lecture mix A stored developing 限时 4 分钟独立完成，用 2 分钟同桌互批，最后 3 分钟全班讲评错得最多的两题。 参考答案：1. chain；2. lecture；3. mix up；4. A（pay attention to 中 to 是介词）；5. stored（被动语态，be + 过去分词）；6. developing（现在进行时） exercise 30 / 36 1. 合并：What does linking knowledge mean? I don't understand. → I don't understand ______. 2. 合并：Why is it easy to forget a word? Could you tell me? → Could you tell me ______ 3. 改错：Could you tell me where can I get a bus? 4. 改写：The more you read, the faster you will become.（用 the more ..., the more ... 说出中文意思） 5. 翻译：新知识通过和旧知识连接起来才记得最牢。→ New knowledge is best remembered _____________it with old knowledge. 句型训练 what linking knowledge means why it is easy to forget a word? 交换can 和I的位置 你阅读的越多，将会阅读的越快。 by linking 限时 4 分钟独立完成，用 2 分钟同桌互批，最后 3 分钟全班讲评错得最多的两题。 参考答案：1. chain；2. lecture；3. mix up；4. A（pay attention to 中 to 是介词）；5. stored（被动语态，be + 过去分词）；6. developing（现在进行时） summary 34 / 36 听得懂 讲座问答抓人名定位：Billy 问连接，Fu Xing 问记混，Peter 问遗忘。 抓解释句：is like a chain / is best remembered by ... 记得住 核心词：lecture, chain, knowledge, stable, mystery, detail。 记忆规律：连接旧知识、注意细节、多感官成图。 说得准 提问题：Could you tell me why / how ...? 给建议：The more ..., the more ... / put sth to good use. 用得上 宾语从句用陈述语序：疑问词 + 主语 + 谓语。 本课金句：Knowledge is like a chain. 请四位同学分别用一句话复述一个板块的核心内容，教师补充。回看黑板上的“记忆问题墙”，把已经被解答的问题划掉。 homework 35 / 36 A 基础 抄写并默写本课时 8 个核心单词与 8 个短语，每个写 3 遍。 跟读 Unit4_SectionA_2b.mp3 三遍，读到不打绊。 用 Could you tell me why / how ...? 写 3 个句子。 B 提升 完成《Section A (2a-2d) 综合测试题》第一、二、三大题。 用 knowledge is like a chain 的比喻，写 3 句话说明你是怎么记单词的。 给 2c 的三个句子各写一句判断依据（写出听到的原话）。 C 挑战 完成综合测试题全部题目并订正。 采访两位同学：他们最容易忘的事和最不容易忘的事，用宾语从句记录。 写一篇 80 词短文：How I Improve My Memory，至少用 3 个本课短语。 homework 作业单和综合测试题在同一文件夹里；综合测试题有原卷版和解析版，课堂上发原卷版，批改后发解析版让学生对照订正。 结课语：记忆不是天生的本事，是可以练出来的——今天学到的三条，选一条从今晚开始试。 null 77296.055 null 76329.43 $