Unit 3 单元知识点讲解【精讲课件】2026-2027学年九年级英语上册同步精品课件（新教材人教版）

Smart Learning Unit 3 知识点讲解 Language points hands-on adj.动手的；实际操作的 hands-on: learning by doing things yourself e.g. Hands-on activities make learning more enjoyable. Language points that 引导陈述句型宾语从句（that 可省略） I think (that) the best way is to do maths problems. I think (that) they can help me better understand historical events. 主句动词：think /believe/find /say 等表达观点、认知的动词后接从句 that 无词义、不作句子成分，口语 / 写作常省略 从句必须用陈述语序（主语在前，谓语在后） Language points if /whether 引导一般疑问型宾语从句 I wonder if you could help me with my history study. 原一般疑问句变宾语从句，用 if/whether 翻译 “是否”，引导词不能省略 从句改为陈述语序 例：Do you like mind maps? → I wonder if you like mind maps. Language points 特殊疑问词（what/how/who/where 等）引导宾语从句 对话高频问句本质都是宾语从句结构： How do you study for it? → I want to know how you study maths. What do you mean by that? → I don't know what you mean. 核心铁律：特殊疑问词后面一律用陈述语序 Language points 询问别人学习某科方法 How do you study for + 科目？ 你怎么学习…… 科目？ 例：How do you study for physics? What is your secret to doing sth.? 做某事的诀窍是什么？ 例：What is your secret to learning English well? Language points 介绍自己学习方式 I think the best way is to do sth. 我认为最好的办法是做某事。 I study by doing sth. 我通过…… 方式学习（by + 动名词表方式，九年级必考介词用法） 例：I study history by taking notes. Language points 追问细节句型 How does that help? 那样有什么作用？ What do you mean by that? 你这么说是什么意思？ Language points flashcard flash（闪现）+ card（卡片）→ 让知识闪现的卡片 use flashcards（使用闪卡） make flashcards（制作抽认卡） 【例句】 I use flashcards to remember new words.（我用抽认卡记忆生词。） Language points aloud a（加强）+ loud（大声的）→ 大声地 read aloud（朗读） think aloud（自言自语） 【例句】 The teacher asked me to read the text aloud.（老师让我朗读课文。） 【中考考点】 辨析aloud, loud, loudly：aloud强调出声，loud强调大声，loudly常含贬义 Language points suit /suːt/ v. 适合；有利于 n. 套装 【常用搭配】 suit sb. fine（很适合某人），suit one's needs（满足某人的需求） 【例句】 The job suits me perfectly.（这份工作非常适合我。） 【中考考点】 suit指"适合"时，多指颜色、款式、时间等合适，不用于"适合做某事" 【经典例题】 Does this time ______ you? A. fit B. suit C. match D. agree Language points general /ˈdʒenrəl/ adj. 总的；大体的 general idea（大意），general knowledge（常识） Can you give me a general idea of the story? （你能给我讲讲这个故事的大意吗？） 【中考考点】 in general是固定短语，意为"总的来说" 【经典例题】______, people here are very friendly. A. In general B. On general C. At general D. For general Language points It's helpful to put words into meaningful groups. put…into… 把…… 划分 / 放入…… meaningful groups 有意义的词组 Language points It is + adj. (+ for sb.) to do sth. （做某事是…… 的，中考高频句型） 原句： ①It’s also good to note down useful expressions and word groups. 记下有用短语和词组也是很好的； ②It’s helpful to put words into meaningful groups. 把单词归为有意义的词组很有帮助。 拓展仿写：每天说英语很重要。 ___________________________________________. It’s important to speak English every day. Language points 定语从句（that 引导，中考难点） 句子：read books that suit your English level. that suit your English level 用来修饰先行词 books； that 在从句中作主语，指代 books 翻译：读适合你的英语水平的书籍。 练：I practise sentences that come from English movies. 我练习那些来自英文电影里的句子。 Language points The + 比较级，the + 比较级 越…… 就越…… （九年级重点写作句型） 原句：The more you read, the faster and better you’ll become. 译文：你读得越多，你的阅读速度就越快，水平就越高。 拓展例句：The ______ you practise, the ______ mistakes you will make. 你练习越多，犯的错误就越少。 more fewer Language points whether 引导宾语从句（是否） 原句：I also want to know whether you read English books outside class. 结构：主句 + whether + 陈述句语序。 辨析：if 和 whether 此处可互换，但介词后面只用 whether。 我想知道我是否能够提高我的阅读速度。 ___________________________________________________ I wonder whether I can improve my reading speed. Language points Choose something interesting and easy to read. 挑选有趣、易读的东西。（形容词后置） by + doing‑形式：表示方式，意为 “通过某种方式做某事”，是本节课核心语法点。 例：I improve my English by repeating dialogues. 我通过跟读对话提升英语。 动名词作主语：reading（动名词）作句子主语，谓语动词用单数 is 定语从句初步认知：that 指代事物，九年级重点预习内容。 Language points enjoyable 相关用法 enjoyable /ɪnˈdʒɔɪəbl/ adj. 有乐趣的；使人快乐的 词形变形：v. enjoy 享受；n. enjoyment 乐趣； adv. enjoyably 固定搭配：an enjoyable lesson 有趣的课堂 例句：Reading aloud is an enjoyable way to learn English. Language points strategy 相关用法  strategy /ˈstrætədʒi/ n. 策略 词形变形：复数 strategies； adj. strategic 策略性的 固定搭配：learning strategy 学习策略 work out a strategy 制定策略 例句：Taking notes is a useful learning strategy. come across 偶然遇见；无意中发现 例句：I came across Binbin’s English podcast yesterday. come相关短语：  come up（问题、话题）被提及；出现 come up with 想出（主意、办法） come true（梦想）实现 come back 回来；回想起来 come out 出版；发表；问世 come from 来自；源于 come over 过来；到访 Language points come across 相关用法 build up 增加；加强；创建 动副短语，代词放中间 build it up 拓展搭配：build up vocabulary 积累词汇 build up confidence 树立信心 例句：Daily reading helps you build up your vocabulary. Language points build up 相关用法 Language points put off 相关用法  put off 推迟；拖延 核心语法（动词+副词短语）代词（it/them）必须放中间 名词可放中间/后面：put off the meeting = put the meeting off 固定搭配 put off doing sth 推迟做某事（后接动名词，不接to do） 例句 Don’t put off reviewing English every day. 例：put them up / put it away / put it off Language points put off 相关用法 put 高频短语  put up 张贴；举起；搭建  put on 穿上；增重；上演  put away 收拾、收好 put out 熄灭（火、灯）  put down 放下；写下 put into 投入；翻译成 1.  /əˈbɪləti/ n. 名词，意为“能力；才能” 2. 核心搭配 have the ability to do sth 有能力做某事 eg: Everyone has the ability to learn. the ability of doing sth 做某事的能力 learning ability 学习能力 Language points ability 相关用法 3. 变形拓展 形容词：able 能够的 反义词：unable 不能的 4. 常用句型 be able to do sth = have the ability to do sth 能够做某事 eg：He is able to solve hard problems. = He has the ability to solve hard problems. Language points ability 相关用法 Language points trouble 相关用法  have trouble (in) doing sth 做某事有困难 同义短语： have difficulty (in) doing sth have problems (in) doing sth eg: I have trouble understanding English articles. 动词用法 trouble sb. (to do sth.) 麻烦某人（做某事） Language points in addition 相关用法  用法1：放句首 结构：In addition, + 完整句子 eg: In addition, reading helps us develop a growth mindset. 用法2：放句中/句末，搭配to in addition to + 名词 / doing sth（除……之外还有） to 是介词，后面动词必须加-ing eg: In addition to practising, we should learn from others. Language points 1. key to … ……的关键 to 是介词，后面 + 名词 / 动名词 doing the key to success 成功的关键 the key to learning English 学英语的关键 the key to becoming a good learner 成为优秀学习者的关键 原句：Studies show that the first key to becoming a successful learner is to have a growth mindset. Language points grow (v. 成长) —— growth (n. 成长) mind (n. 头脑；心智) —— mindset (n. 思维模式) growth mindset 成长型思维 反义词：fixed mindset 固定型思维 原句：Studies show that the first key to becoming a successful learner is to have a growth mindset. Language points - in part 在某种程度上，部分地 - believe in yourself 相信自己 - set goals 设定目标 - take action 采取行动 - meet challenges 迎接挑战 原句：This means, in part, believing in yourself. It also means setting goals, taking action, and meeting challenges. Language points 结构：The + 比较级，the + 比较级 越……，越…… 对点练习 1. _________ (much) you review, _________ (good) your memory will be. 2. The _____________ (careful) you read, the fewer mistakes you make. 原句：The more we practise, the better we learn. The more the better more carefully Language points 结构：see + 宾语A + as + 宾语B 把A看作/当成B 同义替换 see A as B = regard A as B = treat A as B = think of A as B eg：We see mistakes as chances. 原句：People with a growth mindset see mistakes as chances for learning, as they teach us how to improve. Language points by doing 通过做某事 learn from each other 互相学习 be challenged to do sth. 此处be+过去分词表被动，意为被挑战/激励去做... ... has been proven… ......已被证实…… 主语 + has been + done + to do 强调动作已经完成，且主语是“被……” 原句：First, by being together, students can easily learn from each other. Second, students are challenged to do better by each other. This has been proven to encourage learner growth. Language points - take advantage of 利用 同义短语： make good use of have an advantage over sb. 比某人有优势 反义 disadvantage n. 劣势，不利条件 - wise (adj. 明智的) —— wisely (adv. 明智地) - efficient (adj. 高效的) —— efficiently (adv. 高效地) 原句：Take advantage of the best tools and resources to learn wisely and efficiently. Language points continue on… 在……路上继续前行  learning journey 学习旅程（文学化表达，作文加分）  at one’s own speed 按照某人自己的节奏 at + 形容词性物主代词 + own + 名词：按照某人自己的…… eg：at my own pace 按我自己的节奏 原句：As you continue on your learning journey, you should try to walk at your own speed and enjoy the trip. wide Language points adj. 宽、宽阔；广泛的、范围广的 结构：... + 数字/形容词 + wide（用来表达宽度，作表语或后置定语） 例：The river is 5 meters wide.（这条河宽5米。） a wide range of（广泛的、大范围的） a wide variety of（各种各样的） wide knowledge（渊博的知识） complete Language points adj. 完整的、完全的、彻底的 例：a complete story（一个完整的故事） a complete answer（完整的答案） v. 完成、结束、填完 例：complete the task（完成任务） complete the homework（完成作业） complete the form（填完表格） discover Language points v. 发现、发觉、查明 1. discover sth.（发现某物/某事） 例：Scientists have discovered a new planet in a distant solar system. 科学家在遥远的太阳系中发现了一颗新的行星。 discover Language points 2. discover that...（发现…） 例：She discovered that she had a talent for painting. 她发现自己有绘画天赋。 3. discover sb. doing sth.（发现某人正在做某事） 例：The teacher discovered the students discussing the problem together. 老师发现学生们正在一起讨论问题。 improve Language points v. 提高、改善、改进 例：I want to improve my English. 我想提高我的英语水平。 The weather improved in the afternoon. 下午天气变好了。 improve oneself in sth. 在某方面提升自己 improve Language points improve&enhance&promote improve 侧重“使现有事物变好、提升”，搭配范围广（如技能、环境、健康等）。 enhance 侧重“提升品质、价值、效果”，多接抽象名词（如 enhance the beauty 提升美感）。 promote 侧重“推广产品、促进发展”或“晋升职位”。 guide Language points v. 引导、指导 1. guide sb. to sp. 领某人去某地 例：The guide guided us to the museum. 导游领我们去了博物馆。 2. guide sb. through sp.：带领某人穿过/参观某地 例：The guide guided us through the old town. 导游带领我们参观了古镇。 guide Language points n. 导游、向导 1. tour guide / tourist guide 导游 例：We hired a tour guide to show us around. 我们雇了一名导游带我们参观。 2. 指南、手册：指提供信息、指导或建议的书籍。 guide book / guidebook 旅游指南、参考手册 user guide 使用指南、说明书 click Language points n. 咔嗒声、啪嗒声 例：The door made a loud click. 门发出很大的咔嗒声。 点击（鼠标）：指在计算机屏幕上用鼠标进行点击的动作。 例：A click on the website is recorded. 网站上的每次点击都会被记录。 click Language points v. 发出咔嗒声 例：The camera clicked. 照相机咔嚓咔嚓地响。 1. 突然明白、豁然开朗：指某事突然变得清晰、被理解。 例：Suddenly it clicked. 我突然明白了。 2. 一见如故、合得来：指人与人之间迅速产生默契或好感。 例：We met and clicked immediately. 我们一见如故。 without Language points prep. 没有、缺乏、不使用 1. without doubt / without a doubt 毫无疑问，肯定 2. without question 毫无疑问，无可争议 3. without hesitation 毫不犹豫地 4. without difficulty 毫无困难地，顺利地 5. without a word 一言不发地 according to Language points 根据、按照、依照 according to report / according to the report（据报道） 用法：常用于句首，表示根据报道；报告 例：According to the report, it will be sunny tomorrow. 据报道，明天会晴天。 smart Language points adj. 1. 聪明的、机敏的（侧重智力、反应快、学习好） 例：He is a smart student who learns quickly. 他是个学得快的聪明学生。） 2. 时髦的、帅气的、整洁的（侧重外表利落、有品位） 例句：She looks smart in her new dress. 她穿新裙子看起来很时髦。 smart Language points 3. 智能的（侧重机器、设备反应快、功能强） 例：We use smart phones every day. 我们每天都用智能手机。 4. 厉害的、尖锐的（侧重动作或语言快速、有力、精准） 例：He gave her a smart slap. 他狠狠地打了她一巴掌。 develop Language points v. 发展、成长、开发、培养、患病 1. 动词 + 名词搭配 develop a habit 养成习惯（初中高频，常考） develop a skill / ability 提高技能 / 能力 develop an interest (in) 培养兴趣 / 对……产生兴趣 develop a disease / illness 患上疾病 develop Language points 2. 动词 + 介词搭配 develop into：发展成、成长为 例：The small town developed into a bustling city. develop from：由……发展而来、起源于 例：Modern computers developed from early mechanical devices. develop Language points 3. 形容词 + 名词搭配（常作定语或表语） developed country 发达国家 developing country 发展中国家 highly developed 高度发达的 派生词：development（n. 发展） developer（n. 开发者/开发商） developing（adj. 发展中的） developed（adj. 发达的） full Language points adj. 1. 满的；装满的 be full of...（充满……= be filled with...） 例：The room is full of people. 房间里挤满了人。 2. 饱的（指肚子无空间） 例：I'm full. 我饱了。 full Language points adj. 3. 忙的；充实的（指时间无空闲） 例：I have a full day. 我今天很忙/日程很满。 4. 丰富的；充满的（指情感或内容） 例：She is full of energy. 她充满活力。 teach Language points 1. teach sb sth（双宾语结构）教某人某事 例：She teaches us English. 她教我们英语。 2. teach sth to sb. 把某事教给某人 例：He teaches math to me. 他教我数学。 3. teach sb to do sth. 教某人做某事 例：My father teaches me to swim. 我爸爸教我游泳。 teach Language points 4. teach oneself 自学 = learn by oneself 例：She teaches herself French. 她自学法语。 5. teach a lesson 上课 ; 给教训 6. teach + 宾语从句 教导某人（某种道理/事实） 例：Parents should teach their children that honesty is important. 父母应该教导孩子诚实很重要。 wise Language points adj. 明智的、高明的、有智慧的 1. It is wise of sb. to do sth. 某人做某事是明智的 2. in no wise / in any wise 决不 / 无论如何 3. wise choice / wise decision 明智的选择 wisely adv. 明智地 wisdom n. 智慧、明智 pick Language points v. 捡起、挑选、采摘 1. pick up 捡起; 接人; 学会; 好转/恢复 2. pick out 挑选出 例：I picked out a nice gift for my mum. 3. pick and choose 精挑细选 4. pick on 欺负、刁难 allow Language points v. 允许、许可、给予 1. allow sb. to do sth. 允许某人做某事 2. allow doing sth. 允许做某事 3. sb. be allowed to do sth. 某人被允许做某事 4. allow sb. sth. 给予某人某物，尤指时间或金钱 confident Language points adj. 自信的、确信的、有把握的 1. be confident 感到自信，保持自信 2. be confident about / of sth. 对某事有信心 ；有把握 ；确信 3. be confident in sb./sth. 对某人 ；某事有信心 ；信任 confidently adv. 自信地 confidence n.信心; 自信 habit Language points n. 习惯、习性 1. It is a habit for sb to do sth 做某事对某人来说是一种习惯 例：It is a good habit to get up early. 早起是个好习惯。 2. habit 作主语，后接不定式, 做某事是某人的习惯 例：It is her habit to read before bed. 睡前阅读是她的习惯。 famous Language points adj. 著名的、出名的 1. be famous for 因……而著名 2. be famous as 作为……而著名 3. be famous to 被……熟知 4. be famous in 在……范围内著名 $