九年级第二课时Units3知识点

九年级unit 3知识点总结Unit 3 知识点总结Unit 3 是九年级英语课程中的一个重要单元，本文将对该单元的知识点进行总结。

内容包括：名词性从句、情态动词、宾语从句、反意疑问句以及其他相关语法知识和常用短语。

一、名词性从句名词性从句是句子中用作名词的从句，可以充当主语、宾语、表语和同位语。

常见的引导词有：that, whether, if, who, whom, whose, what, which等。

名词性从句往往由以下句式构成：1. 主语从句：What he said is true.2. 宾语从句：I am not sure if/whether he will come.3. 表语从句：The question is who will go with us.4. 同位语从句：The news that he passed the exam is exciting.二、情态动词情态动词用于表示说话人对某种行为或状态的态度、意愿、能力等。

常见的情态动词有：can, could, may, might, must, shall, should, will, would等。

1. 表示能力和允许：can, could, may, might- They can swim very well.- Could I borrow your pen, please?- May I go to the restroom?2. 表示推测和猜测：must, may, might- He must be at home. I saw his car outside.- It may rain tomorrow. Take an umbrella with you.- He might not have heard the news yet.3. 表示义务和建议：must, should, ought to- You must finish your homework before going out to play.- You should/ought to apologize to him for your mistake.4. 表示将来：shall, will- I shall/will come to see you tomorrow.三、宾语从句宾语从句在句子中作为动词的宾语。

九年级英语unit3知识点讲解九年级英语Unit 3知识点讲解Unit 3是九年级英语中的一单元，主要讲解了一些语法和词汇知识。

在这篇文章中，我们将深入探讨Unit 3的知识点，并且以实例和解释的方式来帮助学生更好地理解和掌握这些知识点。

一、状语从句首先，让我们来谈谈状语从句。

状语从句是一种从属于主句的从句，用来修饰动词、形容词、副词等。

它可以表示时间、条件、原因、目的、方式等不同的状况。

例如，在这个单元中，我们学习了时间状语从句。

这些从句通常由连词when、while、before、after等引导。

例如：- She was studying when the phone rang.- I will call you before I go to bed.此外，我们还学习了条件状语从句。

这些从句通常由连词if、unless等引导。

例如：- If it rains tomorrow, we will stay at home.- I won't go unless you come with me.二、名词性从句名词性从句是充当名词在句子中的从句。

它可以作为主语、宾语、表语或同位语。

在Unit 3中，我们学习了主语从句和宾语从句。

主语从句用于作为句子的主语，而宾语从句用于作为句子的宾语。

例如：- What the teacher said is important.（主语从句作主语）- I don't know where my pen is.（宾语从句作宾语）三、非谓语动词非谓语动词是指除了谓语动词以外的动词形式。

在Unit 3中，我们学习了动词的不定式、动词-ing形式和动词过去分词形式。

不定式的形式为"to + 动词原形"。

它可以用作主语、宾语、表语、定语等。

例如：- To learn English well is important.（不定式作主语）- I want to go to the park.（不定式作宾语）动词-ing形式的形式为"动词原形 + ing"。

Unit 3 重点知识点和短语专项一、语法：情态动词（一）情态动词的意义及肯定和否定回答：1).can: 会，能;Yes, you can. No, you can’t.2).may: 可以; Yes, you may. No, you can’t / mustn’t / had better not.3).must必须Yes, you must . No, you needn’t.4).need:需要Yes, you must . No, you needn’t / you don’t have to.注意：情态动词后面+动词原形do (need在一般疑问句和否定句中) 实意动词后面：need sth. need to do sth.need doing = need to be done需要被做我不需要买这辆自行车。

I don’t need to buy the bike.= I needn’t buy the bike.（二）表猜测的情态动词的用法：1).must : 一定；必然（表肯定的猜测）2).can’t ;不可能（表否定的猜测）3).may; might; could :可能（表不确定的猜测）4).can :可能（只能用于一般疑问句中不确定的猜测）5).在表猜测的句子中，如果含有must+以下情况，完成反意疑问句，由must后面的动词确定。

must + be +其它must + have + done +其它(1) It must be Tom’s, isn’t it?(2) You must have finished your homework, haven’t you?Exercises:1.- Are you going to Beijing by plane?- It’s fast, but expensive. So I am not sure. I ____ take a train.A. shouldB. mayC. mustD. will2.- Is John coming by train?- He should, but he ____ not. He likes driving his car．A. mustB. canC. mayD. need3. - ____ I swim in that river? - No, you ______. It’s dangerous to swim in it.A. Must, can’tB. Can, may notC. May, mustn’t4. Peter ____ come with us tonight, but he isn’t very sure yet.A. mustB. mayC. canD. will 5. I didn’t hear the phone. I ________ asleep.A. must beB. must have beenC. should beD. should have been6. Mary ____ be in Paris. I saw her in town only a few minutes ago.A. mustn’tB. shouldn’tC. can’tD. may not7. Must I be back home before 6 o’clock?----No,you____.But don’t be too late.A.can’tB.mustn’tC.needn’tD.won’t.8.Mary ____ be in Paris. I saw her in town only a few minutes ago.A. mustn’tB. shouldn’tC. can’tD. may not9. The women outside the door must be Mrs. Green. (否定句）The women outside the door ________ _____ Mrs. Green.二、单词：1. valuable (adj.) --- value (n./ v.)2.happening (n.) --- happen (v.) happen to sb. 发生在某人身上happen to do sth. 碰巧做某事(主语是物，无被动语态）3. Make noise = make a noise/make noises制造噪音make much noise noisy (adj.)吵闹的noisily (adv.)吵闹地；大声地noise (n.) 噪音（不悦耳的）sound 泛指各种声音voice (人的)嗓音4.wolf -- wolves 复数5.uneasy 担心的，不安的是形容词，不是否定词类似的还有：unhappy，unhealthy, uncomfortable, impossible, impolite, dislike, dishonest6.sleepy --- asleep --- sleep (n./v.)7.medical (adj.) --- medicine (n.) medical research医学研究take the medicine 吃药8.energy (n.) --- energetic (adj.)9.mystery(n.) --- mysterious (adj.)10.history (n.) --- historical (adj.) 历史的--- historian(n.)1a--- 2d :1. belong to sb.(宾格)属于某人= be sb.’s (名词性物主代词、所有格）是某人的（注意：belong to 没有被动语态和进行时态）2. the only little kid at the picnic野餐中的唯一的孩子3. listen to pop music听流行音乐4. attend the concert参加音乐会拓展：join +组织join sb.加入某人take part in +（活动）参加活动5. in the music hall 在音乐大厅 6. go to a picnic 去野餐7. something/anything valuable 一些有价值的东西8. the rest of my friends 我的其他朋友9. pick it up 把它捡起Exercises:1. 这本书是他的。

九年级Unit3重点知识一词形词块拓展① normal adj. 正常的→ normally 正常地② suggest v. 建议→ suggestion n. 建议，提议suggest doing sth. 建议做某事give sb. suggestions 给予某人建议③ center n.中心，中央→ central adj. 中心的；中央的④fascinate v. 使....入迷→ fascinating adj.迷人的，极有吸引力的⑤expensive adj. 昂贵的→ inexpensive adj. 不昂贵的⑥crowd v.挤满n. 人群，观众→ crowded adj.拥挤的→ uncrowded adj.不拥挤的，人少的⑦convenient adj. 便利的，方便的→ convenience n. 方便，便利，适宜，省事It's convenient for sb. to do sth. 对某人来说做某事是便利的sth. is convenient to/for sb. 对某人来说做某事是便利的⑧polite adj. →impolite adj.不礼貌的，粗鲁的→ politely adv. 礼貌地，客气地sound impolite 听起来不礼貌⑨direct adj. 直接的，直率的→directly adv. 径直地；直接地→direction n. 方向，方位→director n.导演，部门负责人sense of direction 方向感⑩speak v. →spoke (过去式)→spoken (过去分词)→speaker 发言者→n.讲话，发言speech⑪who pron. 谁→ whom pron. 谁，什么人→ whose pron. 谁的二、重点短语Section A怎样到达书店how to get to the bookstore 在银行旁边beside the bank在某人的左边/右边on one’s left/ right 左拐/右拐turn left/ turn right 在.....和.....之间between.....and..... 对做某事感到兴奋be excited to do sth. 尝试乘骑项目try the rides 路过，经过pass by = go past买到一些明信片get some postcards 去二楼go to the second floor不必着急don’t need to rush 抓住某人的手hold one’s hand 以.....开始start with 饿了get hungry一个乐队 a rock band 向某人走去walk up to sb.在某人去...的路上on one’s way to.... 开始做某事start doing sth. =start to do sth. 沿着这条街down the street 一个工作人员 a staff person寄信mail a letter CD 播放器CD player附近的意大利餐厅the Italian restaurant nearby 大声喊的确管用Shouting did help.早点来找到一个位置come a little earlier to get a table沿着......走go/ walk along=go/ walk down/=go /walk up它提供美味的食物It serves delicious food.抱歉，对不起，什么，请再说一遍pardon mebeg one’s pardon 请原谅，对不起pardon sb. for doing sth. 原谅某人做某事获得一些关于这个镇的信息get some information about the townSection B在....的拐角the corner of.... 一个吃饭的好地方 a good place to eat告诉某人做某事tell sb. to do sth. 关于某事问某人ask sb. about sth.第一个听起来没那么礼貌the first one sounds less polite 取决于depend on改变他们说话的方式change the way they speak 更加的礼貌much more polite如何有礼貌地求助how to ask for help politely 在不同的情况下in different situations 问路的相似的请求similar requests for directions花时间来导入请求spend time leading into a request帮助你更好地与某人交流help you communicate better with other people盼望，期待look forward to 早点醒来，唤醒wake up earlier按时，准时on time 急忙地in a rush赶紧做某事rush to do sth. 高峰期rush hour第一次for the first time 感谢某人帮助你help the person for helping you 自我介绍introduce yourself 有礼貌地询问信息politely ask for information 到那里很方便It’s convenient to get to.三．知识点(1) beside的用法①The bookstore is on your right, beside the bank. 书店在你的右边，紧挨着银行。

九年级unit3知识点1. beside prep. 在旁边，在附近= next to2. pardon v. 原谅eg: Please pardon me.3. normal adj. 通常的, 正常的normally adv. 通常，正常情况下4. rush v. 仓促,急促n. 匆忙, 繁忙rush hour 高峰期rush to do 赶紧做某事5. suggest v. 建议, 提议suggestion n. 建议, 提议suggest sth to sb 向某人提议某事suggest doing sth = advise sb to do sth 建议某人做某事6. pass by 路过, 经过7. staff 管理人员, 职工(集合名词没有复数形式，做主语时谓语动词用原形，be动词用复数) eg: The staff are all Chinese.8. nearby adj. 附近的; 临近的adv. 在附近, 附近eg: nearby market 附近的超市I live nearby. 我住在附近。

9. pardon me 抱歉，对不起; 什么，请再说一遍= excuse me10.mail v. 邮寄, 发电子邮件; n. 邮件，信件eg: Please mail the letters at once.11. fascinate v. 使...着迷fascinating adj. 迷人的, 极有吸引力的12. expensive 贵的inexpensive 不昂贵的= cheap13. crowded 拥挤的，uncrowded不拥挤的, 人少的14. convenient adj. 便利的，方便的convenience n. 便利, 方便15. polite adj. 礼貌的，客气的politely adv. 礼貌地，客气地impolite adj. 不客气的，没礼貌的be polite to sb 对某人客气, 对某人有礼貌eg: Please be polite to the old.请对老年人有礼貌。

Unit 3 Topic 2 Key PointsSection A1.see sb. off 给某让人送行see… off 还可作“赶走”解eg:Her dog saw off the thief.她的狗赶走了小偷。

2.(1)put sth. out 伸出手/脚/胳膊(2) put sth. out 扑灭火，熄灭香烟eg:People are trying to put out the fire.(3)put sth. out 拿出去eg:Remember to put the cat out when you go to bed.(4) put sth. out 摆放好，准备好eg:We’ve put out all the cups and plates.3.What’s up? = What’s the matter? = What’s wrong? = What’s happening? 怎么了？出了什么事？（不好的事）4.ask for a ride （请求）搭车give sb. a ride 让某人搭车拓展：pick sth. up:捡起/采摘某物；pick sb. up:开车接某人5.get on 上（车，船，飞机）；(反):get off 下（车，船，飞机）6.on one’s way to… 去……的路上7.worry about sth./doing sth.=be worried about sth./doing sth. 为…担心/担忧;焦虑…；8.whenever = no matter when 每当，无论任何时候,引导让步状语从句9.语法：用现在进行时表示将来时这种用法所用的动词多是位移动词（表示位置移动的词），常用的位移动词包括：go, come, arrive, leave, fly, move, start, meet, begin, stay, return 等。

九年级英语u2t3知识点Unit 2 Topic 3 in Grade 9 English: Knowledge PointsIntroduction:In Grade 9 English, Unit 2 Topic 3 focuses on various knowledge points that are essential for understanding the language. These knowledge points are crucial for students to strengthen their English language skills. Let's explore these points in detail.1. Vocabulary Expansion:Vocabulary plays a vital role in language learning. In this unit, students are introduced to a wide range of new words and expressions. These words not only enhance their language proficiency but also enable them to express themselves more effectively. Students are encouraged to memorize and practice using these words in different contexts to improve their vocabulary skills.2. Sentence Structure:Understanding sentence structure is fundamental to constructing grammatically correct sentences. In Unit 2 Topic 3, students learn about the different components of a sentence, such as subject, verb, object, and adverbial phrases. They also acquire knowledge of sentencepatterns, including simple sentences, compound sentences, and complex sentences. This knowledge helps students in forming coherent and well-structured English sentences.3. Grammar Rules:Grammar forms the backbone of any language. Topic 3 introduces several grammar rules that help students to communicate accurately. Some important grammar points covered include verb tenses, the use of articles, adjectives and adverbs, and subject-verb agreement. By grasping these grammar rules, students can avoid common errors and improve their overall language proficiency.4. Reading Comprehension:The ability to comprehend written texts is an essential skill in language learning. In this unit, students practice reading comprehension by analyzing and interpreting various types of texts, including articles, short stories, and dialogues. They learn to identify main ideas, supporting details, and the author's purpose. Moreover, students are encouraged to make connections between the text and their own experiences, enhancing their critical thinking skills.5. Writing Skills:Writing is a crucial aspect of language learning. Unit 2 Topic 3 focuses on developing students' writing skills through various writing tasks. Students learn to write informative and descriptive paragraphs, narrative essays, and letters. They are taught the importance of proper sentence structure, logical organization, and using appropriate vocabulary and grammar. These skills enable students to express their thoughts and ideas clearly and persuasively in written form.6. Speaking and Listening:Effective communication involves both speaking and listening skills. In this unit, students engage in dialogues, group discussions, and presentations to practice their speaking and listening abilities. They learn to express opinions, ask questions, and engage in conversations using appropriate expressions and intonation. This helps students become confident speakers and attentive listeners in real-life situations.Conclusion:Unit 2 Topic 3 in Grade 9 English covers a broad range of knowledge points that are essential for students to improve their English language skills. These points include vocabulary expansion, sentence structure, grammar rules, reading comprehension, writing skills, as well as speaking and listening abilities. By mastering theseknowledge points, students can enhance their overall language proficiency and become confident English users.。

九年级英语Unit3 Topic 2 知识要点归纳一．重点词语1.by the way 顺便说一下2.the same as 与…… 一样3.be different from与……不同4.instead of 代替5.depend on 依靠，取决于6.succeed in（doing）成功做……7.make yourself understood表达你自己的意思8.on one’s way to 在某人去……的路上9.worry about == be worried about 担心10.be close to靠近11.be used to doing 习惯于做…… be used to do 被用来做……be used in 被用在（某处）be used by 被……使用be used as 被当作……使用be used for 被用作12.see sb. off给……送行13.leave for…前往某地/leave…for…离开……去……14.in twenty minutes二十分钟之后15.generally speaking一般说来，大致上说16.as for sb./sth.至于某人/某物17.be fond of 爱好，喜欢……18.be forced to do sth.被迫做……/force sb.to do强迫某人做某事19.even worse 更糟的是20.in a word 一句话，总而言之二.重点句型1.Is Australia English the same as British English?澳式英语和英式英语一样吗?2.English is spoken differently in different English-speaking countries.不同的国家使用不同的英语。

3.For example, there are differences between British English and American English.例如，在英式英语和美式英语之间有些不同点。

新人教版九年级unit3重难点解析新人教版九年级Unit 3重难点解析本文将对新人教版九年级英语Unit 3的重难点进行解析，帮助同学们更好地理解和掌握该单元的内容。

一、重点词汇1. transportation - 交通工具2. pollution - 污染3. skyscraper - 摩天大楼5. decrease - 减少6. improve - 改善7. awareness - 意识8. solution - 解决方案9. convenient - 方便的10. relationship - 关系二、重要语法1. 现在进行时现在进行时用于表示当前正在进行的动作或状态。

其基本结构为：“主语 + am/is/are + 动词的ing形式”。

例句：- I am studying for the exam.- He is playing basketball.此时需要注意，现在进行时通常不用于表示固定的、客观的事实。

2. 定语从句定语从句用于对主句中的名词进行修饰，常用关系代词或关系副词引导。

关系代词有：who, whom, whose, which, that；关系副词有：where, when, why。

例句：- The boy who is wearing a red shirt is my brother.- Do you know the reason why he is late?此时需要注意，定语从句中关系代词的选择要与被修饰的名词在人称和数上保持一致。

三、重要句型1. It is important to + 动词原形，用于表示“做某事很重要”。

例句：It is important to protect the environment.2. There are + 数字 + 名词的复数形式，用于表示“有多少某物”。

例句：There are five skyscrapers in the city.3. It takes + 时间/人/物 + to do sth.，用于表示“做某事需要多少时间/人/物”。