2024（人教版）英语八年级上册 Unit 2 单元知识梳理.docx

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1、Unit 2单元知识清单Section A基砒和鹤清草WordsLone num.一once adv.一次;曾经2 .two num.Zltwice adv.两次;两倍3 .full adj.忙的;满的4 .empty/hungry adj.空的/饥饿的5 .swing v.（使）摆动;摇摆一swung过去式Phrases1. help with housework 帮助做家务2. hardly ever 几乎不3. on weekends 在周末4. do sports=play sports 进行体育锻炼5. once a week 每同一次6. at least twice a mont

2、h 至少一月两次7. three times a year 一年三次8. use the internet= go online 上网9. go to the movies 去看电影10. how often 多久一次11. favorite program 最喜爱的节目12. animal world 动物世界13. next week 下周14. be free 有空15. be full for somebody对某人来说很忙碌16. be full of something 装满 了17. have dance and piano lessons 上舞蹈和钢琴课18. what kin

3、d of dance什么种类的舞蹈19. swing dance 摇摆舞20. have to play tennis 不得不打网球知识点：We all know that many students often go online.(1) online在此作副词，意为“在线；联网工 It is faster if you apply online.(2) online还可作形容词，意为“在线的；联网的”。 We plan to build an online database. Online shopping is both cheap and convenient, so many peo

4、ple like shopping online.知识点It is good to relax by using by在此处表示方式，作“通过”讲，后接名词、代词或动词-ing。She made the toy by hand.He makes a living by painting.I learnt it by myself.知识点：Old habits die hard.die常用作不及物动词，意为“消失；灭亡；死亡”其后不能直接跟宾语，且die是短暂性动 词，不能与表示一段时间的状语连用。如果表示状态，与一段时间连用，要用bedead。 The famous singer died a

5、t the age of thirty-two. The flower has been dead for more than ten days.【拓展】die v.、死亡dead adj.死的dying adj.垂死的知识点：Jane is a 16-year-old high school student in theUnited States.【用法】复合形容词由两个或两个以上的单词构成，词与词之间常加连字符16-year-old是由“基 数词+名词+形容词”构成的复合形容词，意为“十六岁的”，常用在名词前作定语，而16years old常用作表语。 I have a 16-year-o

6、ld sisiter. My sister is 16 years old.【拓展】复合形容词的其他形式：(1)数字 + - +名词:a 3-year plan(2)形容词 + - + 名词-ed: a warm-hearted woman(3)形容词 + - + 动词-ing: a good-looking girl知识点：She usually watches TV for more than two hoursa daymore than相当于over,意为“多于”，常用于数词前，反义短语为less than“少于”。 There are more than 5,000 students

7、 in our school.【拓展】“no more than+数词”表示“至多；仅仅”。There are no more than two books left.知识点：None/nA n/pro”.没有一个易混辨析】none与no onenone意为 “没 看一 个，可AJ可物即指也指通常与of短语连 用，作主语时， 谓语动词既可用 单数，也可用复常用来回答how many或 how much （提问价格的情况 除外）引导的特殊 疑问句。noone意为只能 “没指人 有人不能与of短语连 用,作主语时， 谓语动词用单数。常用来回答who引 导的特殊疑问句。 I tried many d

8、ifferent ways of doing it, but none of them were successful. It was almost 15 minutes but no one was able to find the right one.八、草无写作1 .话题分析本单元的话题是谈论“业余活动”，与之相关的话题常常与“生活习惯”或“健康生 活”有关，以及做这些活动的频率和时间。要写好这类话题作文，首先要开篇点题，其次 提出自己的观点，最后再阐述自己的理由。2 .写作指导1 .写自己日常生活中的好习惯与坏习惯，应用一般现在时态。2 .首先，将自己的好、坏习惯列个清单，标明自己做这

9、些事情的频率。3 .然后，依次将这些事情完整地表达出来。4 .最后，通读一遍自己的文章，看有没有错误的地方3 .写作框架hasgood habits.LOut-line Bodv:.* However,hasgood habits.（1.bad 2.Ending4 .范文展示Hello, everyone. I am Jack. I have a lot of good habits. I always exercise and I read books for one hour every day. I usually help my mother with the housework an

10、d clean my room by myself. I eat fruit and vegetables every day. I hardly ever stay up late and get up early.But I also have some bad habits. I like playing computer games. I play them for two hours a day. I like eating hamburgers, too. I eat hamburgers three to five times a week. Its bad for my hea

11、lth. But I cant get rid of it.21. go to bed early早早上床睡觉22. a healthy breakfast 一顿健康的早餐23. stay up late熬夜到很晚24. after school 放学后25. be good/ bad for对有好/坏处Sentences1 .你通常在周末做什么？What do you usually do on weekends?2 .我总是去运动。I always exercise.3 .他们在周末做什么？What do they do on weekends?4 .他们经常帮助做家务。They ofte

12、n help with housework.5 .她在周末做什么？What does she do on weekends?6 .她有时候去购物。She sometimes goes shopping.7 .你多久去看电影一次？How often do you go to the movies?8 .我可能一个月去看一次。I go to the movies maybe once a month.9 .他多久看一次电视？How often does he watch TV?10 .他几乎不看电视。He hardly ever watches TV.Grammar频率副词的用法；一般现在时；ho

13、w often句型的询问。二、和露点清单知识点【易混辨析】sometimes与some timessurvey / S3 ： (r)vei / n.调查sometimes副词some times名词jo意为“有时；间或;相当于at times1 可位于句首、句中和句末，对其提 问要用how often9意为“几次：儿回其中time为可 数名词.意为“次：回二对其提问 要用 how many.I like rice, but sometimes I think noodles are very delicious too.Fve read this article some times. Ifs

14、 educational知识点hardly ever(1) hardly作副词，相当于almost no、almost not,意为“几乎不；几乎没有”，其本身表示否 定含义，不能再与否定词连用。 I hardly know you. It was so foggy that the driver could hardly make out the way ahead.(2) hardly ever表示频率，其表达的含义与seldom或almost never相近，意为“几乎从不”。 She hardly ever(=seldom) calls me. She lives in Spain,

15、we hardly ever(=almost never)see her.知识点：once/twice a weekonce a week是表示频率的短语，意为“一周一次，常用来回答how often的提问。其中once 作副词，意为“一次”。 How often do you go hiking?一Once a week.twice作副词，在此处意为“两次”。twice a month/year意为“一月/年两次“，表示频率。 I play chess at least twice a week. Please think twice before you hand in your pape

16、r.次数表达法表示次数应注意，time后面加-s；一次、两次很特殊,once、twice要牢记。知识点use the InternetInternet相当于the Net,意为(国际)互联网;因特网”，其前常用定冠词the修饰。常用短语：surf the Internet “网上冲浪；on the Internet”在互联网 上知识点：Hmmnext week is quite full for me. Jack.(l)full作形容词，意为“忙的；满的；充满的”，此处意为“忙的”，相当于busy,其反义 词是free “空闲的”。His life is too full to find ti

17、me for hobbies.Hed had a very full life.(2) full作形容词，还可意为“满的；充满的，反义词为empty “空的。be full of与be filled with同义,意为“充满”。The bottle is full of water.=The bottle is filled with water.知识点：How come?为什么呢？【用法】How come?常用于英语口语中，可译为“为什呢？ ”或“怎么会呢叱 既可独立使用，也可在 其后接句子，用来询问事情的缘由或状况 How come the sky is so blue today?易混辨

18、析】why与how comehowcome其后接的句子要用疑问语序。其后接的句子要用 陈述语序。Why are you late again?How come you arc late again?知识点：He plays at least twice a week.【用法】atleast为固定短语，意为“至少；不少于；起码 反义短语是atmost,意为“至多；不超过工 Teenagers need to sleep at least 8 hours every day. You can borrow at most three books once.三，辖住循单知识点：频度副词频度副词表示事

19、情发生的频率。常见的频度副词有always, sometimes, hardly ever, usually, often, never 等。常见的频度副词的频率大小如图所示：always （总是）10。%usually （通常）80%.often （经常 50% 70%sometimes 值时）20% 40%Uhardly ever （几乎从不）5%never （从不）0%频度副词的位置:频度副词通常放在实义动词之前，系动词、助动词或情态动词之后， 但有些频度副词如sometimes, often等位置比较灵活，还可以放在句首或句尾。如： David usually gets home at

20、 about this time.My sister doesnt always read in the library.（注意：always与not连用，表示部分否定，意为“并非总是: 若要表示全部否定，应用 nevero ）My father sometimes / often works at the weekend.Sometimes / Often my father works at the weekend.My father works at the weekend sometimes / often.当对频度副词及表示事件发生频率的短语提问时，常用how often,意为“多久

21、一次”。如：-Bill never goes to the cinema.（对划线部分提问）一How often does Bill go to the cinema?I wash my clothes three times a week.（对划线部分提问）一How often do you wash your clothes?1. The teacher hardly gives us a test.the teacher give you a test?2.1 never get up before five oclock?do you get up before five oclock

22、?3. Li Tao often has rice for lunch.Li Tao often for lunch?4.1 usually read English in the morning.you usually in the morning?5. My mother goes to see my grandparents twice a month.your mother to see your grandparents?II.汉译英1 .这个女孩总是非常高兴。2 .埃里克（Eric）多久打扫一次房间？答案:1. How often does 2. How often 3. What

23、 does have 4. What do doI. How often does goII. 1. This girl is always happy.2. How often does Eric clean his room?Unit 2单元知识清单Section B0、 基砒和鹤帽草Words1. body n.身体-bodies 复数2. health n.健康f healthy adj.健康的f healthily adv,健康地3. none pron没有一个f all pron.所有4. write v.写作f wrote 过去式f written 过去分词f writer n.

24、作家：作者5. die v.消失;灭亡:死亡f dying现在分词f died过去式6. little pron .少的fess比较级f least最高级Phrases1. want somebody to do something 想要某人做2. have good bad eating habits 有好坏的饮食习惯3. how many hours 多少小时4. junk food = unhealthy food 垃圾食品5. go camping in the country 在乡村里予营6. ask somebody about something 问某人关于某事7. free t

25、ime activities 仝闲时间活动8. use of the internet因特网的使用9. only fifteen percent of仅仅 15%的10. notat all根本不11. not at all 没关系12. the other ten percent另夕卜的百分之十13. use it for fun and not for homework为娱乐而用，不是为豕庭作业而用14. the answers to our questions 我们的问题的答案15. game shows游戏节目16. the most popular 最受欢迎的17. by using

26、 the internet通过使用因特网18. such as 诸如19. start doing something = start to do something 开始做20. before it s too late不要等到太迟。未为晚矣21. watch tv for over 2 hours = watch tv for more than 2 hours看电视超过2小时22. go to the dentist 去看牙医23. a 16-year-old high school student 一个 16 岁的高中学生24. teeth cleaning 牙齿的清洁25. almo

27、st every day 几乎每天Sentences1. I cant stand milk我不能忍受牛奶2. Here are the results.下面就是结果3. We found that only fifteen percent of our students exercise every day.我 们发现仅仅百分之十五的学生每天锻炼。4. We all know that many students often go online, we were surprised that ninety percent of them use the Internet every day.

28、5. 我们都知道很多学生经常上网，我们很吃惊他们中有百分之九十的 人每天上网。6. Although many students like to watch sports, game7. shows are the most popular.虽然很多学生喜欢看体育节目，但游戏节 目依然是最受欢迎的。8. It is good to relax by using the Internet or watching game shows, but we think the best way to relax is through exercise.9. 通过上网或看游戏节目来放松很好，但是我们认为最

29、好的放松方法 还是通过锻炼。10. It、healthy for the mind and the body.对思想和身体都很健康。11. So start exercising before its too late!开始锻炼，为时不晚。12. Old habits die hard.旧习难改。Writing介绍自己的生活习惯五，和鹤克循草知识点 She says its good for my health.1 .be good for为固定短语，后可接名词、代词或动词-ing,意为“对有好处、其反义短语为be bad for,意为“对有害”。 You should do more exe

30、rcise. It is good for your health.A Eating too much is bad for your health.其他用法搭配：be good at擅长be good to对 友好be good with善于应付同义短语为do well in相 当 于be friendly to.后 面一般接入。后接sb或sth. 2 .health为不可数名词，意为“健康；人的身体(或精神)状态”常用短语：be in good/poorhealth “身体好/差”。 Smoking is harmful to your health. My grandma is in good health.知识点We found that only fifteen percent of our students (1) percent作名词，意为“百分之”，单复数同形，如：one percent百分之一，thirty percent百分之三十。“基数词+percent+of+the+名词”结构作主语时，谓语动词的单复数由该结构中的名词来决 定。Twenty percent of the students agree with you.Thirty percent of the time passes.