上海教育版八年级英语上册《Unit 3 Computers》知识要点归纳

八年级英语上册Unit 3 computers考点及练习解析1.order用作名词，意为“订货;订购”The company received a large order for bikes.这家公司接到一份要求大量供应自行车的定单。

order作及物动词，意为“订购，订制”。

we can order tickets by phone. 我们可以通过电话订票。

order作及物动词，意为“命令”。

order sb to do sth。

意为命令某人做某事。

He ordered us to stand outside. 他命令我们站到外面去。

练一练：1.老师命令我把教室打扫干净。

2. 妈妈命令爸爸做饭。

2. seem连系动词，，意为“似乎是，好像，仿佛”。

①seem+形容词That seems very easy·那似乎很容易②seem+动词不定式It seems to rain.好像要下雨T③It seems+that从句It seems that no one knows what happened.似乎没人知道发生了什么练一练：1.It ______ that their living conditions _______ not very good in those days.A. seem; areB. seems; wereC. seems; areD. seemed; were2. 这个小城镇似乎有点儿变化。

3.be short of意为“缺少”。

Most children are short of sleep.大多数孩子睡眠不足。

4.in the 1940s意为“在20世纪40年代”。

在英语中，表示在某一年代用介词in，在整十年份后加“s”，前面加定冠词thein the 1920s 在20世纪20年代in the 1780s在18世纪80年代练一练：1.These eggs were found in the Gobi Desert by a group of scientists ________.A. in the 1920B. in the 1920sC. in 1920sD. in 1920s'5. be unaware of 意为没有意识到；为察觉。

八年级上unit 3 知识点总结八年级上unit 3主要讲述的是时间的表达、日程安排、习惯和规律以及日常活动的表述等方面的内容。

本文将对这些知识点进行详细的总结。

一、时间的表达在英语中表示时间有多种方式，可以用基本的时间词汇，如day、week、month、year等，也可以用具体的时间点，如9o’clock 或 Monday morning等。

此外，还可以用一些特殊的表达方式，如定语从句、状语从句和介词短语等。

1. 使用基本的时间词汇在使用基本的时间词汇时，需要注意以下几点：（1）单复数的使用。

如：three days、two weeks。

（2）使用不定冠词。

如：a year、an hour等。

（3）表示“在（某一个）时间之前”用介词“before”，表示“在（某一个）时间之后”用介词“after”。

如：before 7 o’clock、after Monday。

2. 使用具体的时间点在使用具体的时间点时，需要注意以下几点：（1）使用正确的时间短语。

如：in the morning、in the evening、in the afternoon等。

（2）使用正确的介词。

如：at、in、on等。

如：at 9 o’clock、in May。

（3）表示星期几时需要使用大写字母。

如：Today is Monday.3. 特殊的时间表达方式（1）定语从句。

如：The day when I met him was a memorable day.（2）状语从句。

如：As soon as I finish my homework, I will go to bed.（3）介词短语。

如：on the way、at the moment、in the middle of等。

二、日程安排在日程安排方面，需要掌握一些基本的时间表达方式，如：（1）What’s your plan for tomorrow?（你明天有什么计划？）（2）What are you going to do this afternoon?（你下午要干什么？）（3）I’ll be busy tomorrow.（我明天会很忙。

Unit 3 Computers一、key wordsorder n. 订货，订购May I take your order?可以为您点餐吗？v. 订购Our school ordered some new computers.v. 命令order sb. to do sth.The teacher ordered us to take notes.compare v. 比较，对比Please compare the two bags.I have compared the prices in the two shops.compare A with B比较A和B: Please compare your handwriting with Tom’s.compare A to B 把A比作B: A teacher’s work is often compared to a candle.control v. 操作，控制This switch controls the lights in the hall.Your brain controls the rest of your body.n. 控制under the control在...的控制下out of control失去控制in control of 掌控... lose control 失去控制depend v.依靠，依赖depend on sb./sth依赖...She still depends on her parents for money because she hasn’t got a job.adj. dependent 依赖的be dependent on ... 依赖于... Her success is dependent on her hard work.operate v. 操作，控制The expert will come and teach us how to operate the machine.v. 动手术operate on... 给...动手术The doctor will operate on her leg tomorrow.n. operation 手术(可数)work as 从事...工作My father is a doctor.=My father works as a doctor.work 的其他短语：work out 计算出work for为...效力work on 从事于...；继续工作work with与...共事；对...有效work hard工作努力，学习努力at work在上班hard work努力的工作；艰难的工作look forward to盼望，期待look forward to sth : 盼望... We are looking for your reply. (your coming)look forward to doing(to为介词)：盼望做... I’m looking forward to seeing you.新单词强化训练1.He_________(订购)himself three new coats.2.I don’t know how the computer __________(运行，控制).3.We drove at a ___________(速度)of 50 kilometers an hour.4.The animals are kept in ___________(小的)cages and can hardly move at all.5.If I want to write fast, I must learn to __________(打字).6.We shouldn’t ______________(依靠)too much on our parents.7.One-child policy has worked well in __________(控制)of China’s population.8.The __________(大脑)is the organ of thought.9.Add the figures(数) together and find the ______________(总数).10.What was the _________(价钱)of your new car?11.Mr. Jones works for a __________(公司)which makes cars.12.The song has become very _______________(刘星的，受欢迎的)13.Ann ____________(卖)me her old piano.14.--I’m looking forward to _________holiday in Hainan.--So am I.A. haveB. takeC. havingD. taking15.--How do you learn English so well?--______chatting with my uncle in America online.A. ForB. ByC. InD. With16.You may ask him for ___________about that.A. an informationB. informationsC. some informationD. some informations17.--What do you want to be in the f_____________?--I want to be a teacher.18.My friend Jane went to America two years ago, and I am __________________seeing her again.19.Wait before you buy that computer. Let’s c______________ prices at another store.20.二、句型详解1.You never seem to be short of money.never 频度副词，“从不”，放在主语和行为动词之间；或者情系助之后，行为动词之前。

Unit3Computers课文知识点详解Unit 3 Computers1.in common 共同的；共有的2.work out 解决；作出pare A with B 把A与B相比较compare A to B 把A比作BWe must compare the present with the past.我们要把现在和过去比较一下。

The poet compares his lover to a rose in his poems.诗人在他诗歌中把他的情人比作玫瑰花。

compare notes with sb.与某人交换看法（或意见等）4.Although=though换成as引导：形容词/分词/名词/副词/实义动词提前5. before(1)在……以前e.g. He had left before I arrived.换成5分钟以前：(2)常用结构：It will be + 时间+ before +从句多久之后才……It will not be + 时间+ before +从句没过多久就会……e.g. It will be three years before we meet again.It will not be long before we meet again.(3)（不久）就；还没来得及……就……常见结构：It was(wasn’t) + 时间+ before + 从句e.g. It wasn’t long before he returned from abroad.5.consider sb. /sth. to be /assth."认为某人是"consider doing 考虑We consider this matter to be very important.我们认为这件事很重要I am considering going or not.我正在考虑去不去6. solve 解答；解决6. from…onfrom then/that time on从那时起from now on从现在起from…（时间/地点）to…(从...到...）from morning to night7. reality8.as time went by=with time______ ___9.First ...，then... and later...10. goal n.(1)目标；目的e.g. Goals determine what you are going to be.(2)进球；得分e.g. get/make a goal(3)球门e.g. keep goal 守球门my goal/dream/plan is to 我的...是11.provide…with…e.g. They provided food and clothing for the homeless.provide sb. with sth. = provide sth. to/for sb.e.g. The sun provides us with light and heat.provide against provide for sb.辨析：13.downloadupload上传search engine搜索引擎log on/in登录，上线log off/out注销，下线chat room聊天室click点击14. in realityin fact in actual fact as a matter of fact15. give away(1)捐赠，赠送，分送e.g. He gave away most of his money to the charity.(2)分发，颁发e.g. The headmaster gave away the prizes at the school sports day.(3)泄漏，暴露e.g. give away the secrets(4)丧失，失去e.g. He gave away his fortunate.16. consistconsist of 由……组成consist in 在于consist with 与……一致e.g. Our team consists of 11 members.Happiness consists in health.由……组成用被动语态：be made up of be composed of用主动语态：consist of17. advantage(1)优势，有点e.g. I had the advantage of him.(=I was in a better position than he was.)(2)利益，好处e.g. There will be no advantage in doing….take advantage of利用be of advantage to对……有利to the advantage of sb.对某人有利辨析：18. in a way = in one wayon the way by the way in the way19. make up(1)编排e.g. He made up the name list.(2)由……组成，构成be made up of(3)编造，捏造e.g. The whole story is made up.(4)凑足，补足或补齐某事物e.g. We need 10,000 dollars to make up the sum required.(5)弥补；补考e.g. She’ll make up the final exa m.(6)化妆e.g. She took over an hour to make up.(7)铺床，支起（临时的床）e.g. They made up a bed on the floor.(8)与某人和解、和好e.g. They quarreled but soon made up.American Indians ____ about five percent of the U.S. population.（2008 浙江）A. fill upB. bring upC. make upD. set up20. after allat all after all above all in allWhy are you so anxious? It isn’t your problem after all.（毕竟这不是你的问题）(after all)21.deal with 对待；对付；处理；与……交易；论述；涉及e.g. This book deals with an important issue.辨析：22. watch over看管；照顾；看守；守卫watch out注意，留神keep a watch on监视on the watch for看守，监视set a watch on派兵守卫23. spoil v. & n.(1)v. 破坏；搞坏；糟蹋；毁掉e.g. Our camping trip was spoilt by bad weather.(2)v. 溺爱，娇惯，宠坏e.g. She spoiled her child.(3)v. 善待，格外关照e.g. spoil oneself(4)v. （食物）变坏、变质e.g. Don’t eat the food because it spoiled.(5)n. [pl.]战利品，掠夺物；成功带来的好处e.g. The robbers divided up the spoils.。

《Unit 3 Computers》知识点归纳一、重点单词（词性变化）1.order(n.)---(v.) order（命令，点菜）pare（v.) ---(n.)comparison3. speaker(演讲者)---(v.)speak4.tiny---近义词sm all5.depend---(adj.)dependent---independent6.operate---(n.)operation7.sell---(过去式) sold 8.popular---(n.)popularity 9.aware---(反义词) unaware10.expensive--- (反义词) cheap 11.mouse---（复数）mice12.type--- (名词) typist 13.inch--- (复数) inches pany---（复数）companies二、同义词（组）：1.tiny=very small2.depend on=need help from3.operate=make…work4. realize---notice; know about5.in addition=besides6.be good at=do well in三、重点短语：1. be unaware of2. depend on 依靠3. more than 超过4. do with 处理5. happen to 发生6. operate railways7. in addition 另外四、重点句子：1. In t he 1940s, the first computers were bigger than cars.在20世纪40年代，第一批电脑比汽车还大。

2. You may be unaware of them. 你也许没有意识到他们。

3.You depend on computers more than you realize.你比你意识到的更依赖电脑。

重点句型1.Youneverseem同被short藕粉pocketmoney, Lo.2.You depend on computers more than you realize.3.The red one costs $2500, and it’s made of leather.4.What about the weight?5.What do you think of computers, Frank?6.How much time do you spend playing computer games every week?7.Thank you for attending this meeting.8.In the 1940s, the first computers were bigger than cass.1.orderListen to woman making a phone order. order此处做名词，订单order可以做及物动词order sb. sth. = order sth. for sb. 为某人订购某物He ordered himself a new suit.pare 比较How can I compare them?compare… with…把…与…相比She began comparing herself with her classmates and found she didn’t study so hard as any of the others. compare…to…把…比作…Teacheres are often compared to burning candles.3.seemseem (to be) 形容词/名词似乎Tom seems (to be) a very clever boy.seem like 名词看起来像He seems like a new teach.seem to do sth. 似乎It seems/seemed that 从句It seems that he has a few friends. = He seems to have a few friends.4.be short of 缺少；缺乏be rich in (富有…的)5.depend ondepend on sb. 依靠，指望depend on sth. 取决于；依…而定6.needneed 实意动词与情态动词的用法区分实意动词，解作“需要”，后接动词-ing形式时，表被动。

Unit 3 Computers ✧单词✧短语✧重点句型1. What were the first computers like?最初的计算机怎么样2. What do you think of the computers, Frank?弗兰克，你认为计算机怎么样？3. How much time do you spend playing computer games every week?每周你花多少时间玩电脑游戏？✧课文翻译Smaller and betterIn the1940s, the first computers were bigger than cars. Now computers are becoming smaller and better.Some computers are tiny. You may be unaware of them. There is probably one inside your TV or washing machine. You depend on computers more than you realize. What can we do with computers?We can use computers to calculate. They can calculate at a faster speed than we can and almost never give wrong answers. We can also type and draw things with them. Inaddition, computers can do important jobs like operating railways and flying planes and spaceships.Is a computer cleverer than me?The answer is “No”. Your brain can produce new ideas but computers cannot. However, one day computers may be able to a better job than human beings. For example,they may be better than doctors at doing their job.What will happen to us if computers can do all our jobs? Will we have nothing to do?Computers may change our lives, but will they make them better?越小越好在20世纪40年代，第一台计算机比汽车大。

Teacher EDU 上常师 科科优常 师 教 育 学 科 教 案学习效果自评：○优 ○良 ○中 ○差学生签名：____________学员姓名：韩丹 科目：英语课次：第六次时间段: 14:30-16:30教师姓名：陈燕斐年级：八年级 授课日期:2018年10月20日 课时：2目标1. 讲解U3词汇+知识点，语法：形容词的比较级和最高级。

重点2. 掌握形容词的比较级和最高级 难点3. 能够灵活运用形容词的比较级和最高级教 学 内容 4.作业检查及讲评。

5. 课文知识点讲解。

6. 小结本节课内容，检查其掌握情况。

7.布置家庭作业。

学生 记录作业家长填写1. 学生是否做作业： 是 否□2. 学生是否复习： 是 否□ 家长反馈意见（若有请填写）：家长签名：___________Teacher EDU 上常师科科优课前回顾一、单词填空1. He was very tired. H________, he went on working.2. Madame Curie(居里夫人) was the only famous woman s________ in the world.3. At the age of five, he w____ the first prize in a piano competition.4. Xiao Ming is very clever, he has the a_________ to work out all the problems.5. P______ he is right, but I’m not very sure.6. I like music, I want to be a m_______ in the future.7. A h___________ can think and talk, but an animal cannot.8. My hobby i________ swimming, playing basketball, and so on.二、完成句子。

八年级上册英语Unit3的知识点归纳八年级上册英语Unit3的知识点归纳在我们上学期间，相信大家一定都接触过知识点吧！知识点就是“让别人看完能理解”或者“通过练习我能掌握”的内容。

还在为没有系统的知识点而发愁吗？以下是小编帮大家整理的八年级上册英语Unit3的知识点归纳，仅供参考，大家一起来看看吧。

八年级上册英语Unit3的知识点归纳1Unit3 I’ re utging than sister.re utging更外向as…as…与……一样…… the singing cpetitin唱歌比赛be siilar t与……相像的/类似的 the sae as和……相同；与……一致 be different fr与……不同care abut关心；介意 be lie a irrr像一面镜子 the st iprtant最重要的as lng as只要；既然bring ut使显现；使表现出get better grades取得更好的成绩reach fr伸手取in fact事实上；实际上ae friends交朋友the ther其他的tuch ne’s heart感动某人 be talented in usic有音乐天赋be gd at擅长…… be gd with善于与……相处have fun ding sth.享受做某事的乐趣 be gd at ding sth擅长做某事 ae sb. d sth.让某人做某事want t d sth.想要做某事 as+ad./adv.的原级+as 与……一样……It’s+ ad.+fr sb. t d sth. 对某人来说，做某事……的。

形容词和副词的比较级、最高级大多数形容词和副词有三个等级：1）原级（不作比较），修饰词ver,s,t,prett,reall；2）比较级，表示“较……”或“更……”的意思（两者之间进行比较）, 标志词than,A r B,f the tw, 修饰词uch,a lt,a little；3）最高级，表示“最……”的意思（三者或三者以上作比较），形容词最高级前面一般要加定冠词the，后面可带in（f）短语来什么比较的范围。