牛津上海版九年级英语上Unit4-reading课件.ppt

1、Oxford English1 Where are Hi and Lo?2 What is Hi wondering about Lo?He is wondering why Lo is never short of pocket money.3 Where does Lo get his money?Lo gets his money from the ATM.4 What can you do with an ATM?We can get money from it or put money into it.5 What makes an ATM work?Maybe a computer

2、.They are outside a bank.seem 意为“好像，似乎”后面常跟形容词作表语。You never seem to be short of pocket money,Lo.罗，你看上去从来不缺零钱花。罗，你看上去从来不缺零钱花。1 seemadjseem to be adj.e.g.You seem strict with your young child.你对小孩子管得似乎太严厉了。You seem to be too strict with your young child.2 seem to doe.g.He seems to know everything.他似乎什

3、么都懂。It seems to rain.好像要下雨了。3 It seemsthat 从句e.g.It seems that no one knows what happened.似乎没人知道发生了什么。It seems that you are right.似乎你是对的。be short of 意为“短缺，不足”e.g.Most children are short of sleep.大多数孩子睡眠不足。Now we are short of hands to finish the work.现在我们缺少人手来完成这项工作。相关短语：be short of cash 现金不足 be shor

4、t of breath 呼吸短促speakers n.扬声器扬声器monitor n.计算机计算机显示器显示器keyboard n.键盘键盘mouse n.鼠标鼠标mousesmain unit n.主机主机1 The _ shows words and pictures.2 We use the _ for typing.3 The“brain”of a computer is in the _.4 We move the _ to control the computer.5 We hear sound from the _.monitorkeyboardmain unitmousespe

5、akersbrain n.脑脑Compare human brains with computers.v.比较，对比比较，对比computer￥12,000￥3,600Computers were more expensive in the past.在过去电脑比较贵。在过去电脑比较贵。adj.昂贵的昂贵的We can use computers to type and calculate.v.打字打字calculator n.计算器计算器calculation n.计算计算We can use computer to operate railway.v.控制控制 n.铁路铁路control

6、v.We can order many things on the Internet.我们能够在网上订购很多东西。我们能够在网上订购很多东西。order V.订货订货 订购订购The car was travelling at a speed of 100 miles an hour.那辆车以每小时一百英里的速度行驶。那辆车以每小时一百英里的速度行驶。speed n.速度速度1.Now a new kind of mobile phone is very_.(昂贵的）昂贵的）2.I like travelling.So I often _ the cost of my journey.（计算）

7、（计算）3.We were very busy yesterday,so we_ a meal from the restaurant.(预定）预定）4.We use a computer to_(控制）控制）traffic lights.5.He drove off at high_(速度）速度）.6.The train is departing from the _(铁路）铁路）station at 6 a.m.expensiveA sub-heading usually tells us the topic of the paragraph(s)below it.sub-headings

8、Look at the pictures,the title and the sub-headings of the article on page 35.Then tick()the facts that the article probably talks about.1 Computers are getting smaller and better.2 Computers can do important jobs like flying planes.3 Computers may doctors.4 Computers are.Smaller and betterIn the 19

9、40s,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.Computer facts1 What were the first computers like in t

10、he 1940s?They were bigger than cars.2 What do they look like now?They are becoming smaller and better.3 Why are we unaware of some computers?Because some computers are tiny.What can we do with computers?We can use computers to calculate.They can calculate at a faster speedthan we can and almost neve

11、r givewrong answers.We can also type anddraw things with them.In addition,computers can do important jobs likeoperating railways and flying planesand spaceships.1 What can we do with computers?We can use computers to calculate.2 Can computer do a better job than human beings in calculating?why?Yes.B

12、ecause they can calculate at a faster speed than we can and they almost never give wrong answers.3 What else can we do with computers?We can also type,draw things,operate railways,and fly planes and spaceships.Is a computer cleverer than me?The answer is“No”.Your brain can produce newideas but compu

13、ters cannot.However,one daycomputers may be able to do a better job thanhuman beings.For example,they may be betterthan doctors at doing their job.What will happen to us if computers can do all ourjobs?Will we have nothing to do?Computers may change our lives,but will they make them better?1 Are com

14、puters cleverer than human brains?why?No.Because our brain can produce new ideas but computer cannot.2 What may computers do in the future?Computers may be able to do a better job than human beings one day.3 What problem will we probably face if computers can do all our jobs?We may have nothing to d

15、o.Computer factsPart 3Part 2Part 1The _ of computers in different times.The _ of computers in daily life.The _ between human beings and computers in the future.Complete the outline of the articleSmaller and betterIn the 1940s,the first computers were bigger than cars.Now computers are becoming small

16、er 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.Computer factsComputer factsPart 3Part 2Part 1The _ of computers in different times.The _ of computers in daily life.The _ between hu

17、man beings and computers in the future.sizes Complete the outline of the articleWhat can we do with computers?We can use computers to calculate.They can calculate at a faster speedthan we can and almost never givewrong answers.We can also type anddraw things with them.In addition,computers can do im

18、portant jobs likeoperating railways and flying planesand spaceships.Computer factsPart 3Part 2Part 1The _ of computers in different times.The _ of computers in daily life.The _ between human beings and computers in the future.sizesuses Complete the outline of the articleIs a computer cleverer than m

19、e?The answer is“No”.Your brain can produce newideas but computers cannot.However,one daycomputers may be able to do a better job thanhuman beings.For example,they may be betterthan doctors at doing their job.What will happen to us if computers can do all ourjobs?Will we have nothing to do?Computers

20、may change our lives,but will they make them better?Computer factsPart 3Part 2Part 1The _ of computers in different times.The _ of computers in daily life.The _ between human beings and computers in the future.sizesusesrelationship Complete the outline of the articleS1:We can do many things with com

21、puters in our daily life.S2:For example?S1:We can _,_ and _ with them.S1:There may be tiny computers in your home.S2:Where,for example?S1:Inside your _ or _.213 D1 Complete the answers with the examples from the article.TVwashing machinecalculatetypedraw thingsS1:Computers can do some important jobs

22、.S2:For example?S1:They can_ and _.S1:One day,computers may be able to do a better job than human beings.S2:For example?S1:They_.43operate railwaysfly planes and spaceshipsmay be better than doctors at doing their job.1 缺少缺少 2 在在20世纪世纪40年代年代3 没有意识到没有意识到 4 依靠，依赖依靠，依赖 5 以更快的速度以更快的速度 6 几乎从来不几乎从来不7 另外，此

23、外另外，此外 8 操纵铁路操纵铁路9 能够做某事能够做某事 10 擅长做某事擅长做某事11 人类人类 12 发生在某人身上发生在某人身上 be short ofin the 1940sbe unaware ofdepend onat a faster speedalmost neverin additionoperating railwaysbe able to dobe good at doing sth.human beingshappen to sb.In the 1940s,the first computers were bigger than cars.第一台计算机比小轿车还大。第

24、一台计算机比小轿车还大。in the 1940s意为“在20世纪40年代”。在英语中，表示在某一年用介词 in，在整十年份后加“s”或“s”前面加定冠词“the”。e.g.the 1940s=the 1940s=the nineteen forties 20世纪40年代the 2020s=the 2020s=the twenty twenties 21世纪20年代in the 1880s=in the 1880s=in the eighteen eighties 在19世纪20年代Some computers are tiny.You may be unaware of them.一些电脑很小

25、，你可能意识不到他们的存在。一些电脑很小，你可能意识不到他们的存在。be unaware of 意为“没意识到，未察觉”其反义词组为be aware of“意识到”。e.g.He is unaware of the problem.他没有意识到这个问题。=He is not aware of the problem.be unaware of sth=be not aware of sth You depend on computers more than you realize.你比自己意识到的更加依赖电脑。你比自己意识到的更加依赖电脑。depend on 意为“依靠、依赖”后接名词或代词。

26、其后的主语既可以是人也可以是物。e.g.She depends on us to help her.她依靠我们帮助她。Our plan depends on the weather.我们的计划取决于天气。In addition,computers can do important jobs like operating railways and flying planes and spaceships.除此之外，计算机还能做到控制铁路系统，操纵飞机和宇宙飞船这样重要的工作。In addition 意为“除此之外还”。In addition 是一个副词短语，通常用于句子开头，后面用逗号与句子其他

27、部分隔开。e.g.In addition,the hotel provides free breakfast.另外，这家宾馆提供免费早餐。You need time.In addition,you need money.除了需要时间，你也需要钱。=Besides money,you need time.=In addition to money,you need time.In addition=besides拓展in addition to 是介词短语，意为“除之外”，to 是介词，后接 名词、代词或动名词。e.g.In addition to English,they have to st

28、udy a second foreign language.除英语之外，他还要学第二外语。In addition to swimming in the sea,we played volleyball on the beach.除了在海中游泳，我们还在海滩上打排球。For example,they may be better than doctors at doing their job.例如例如,它们可能比医生更出色地完成他们的工作。它们可能比医生更出色地完成他们的工作。be good at sth/doing sth意为“擅长/擅长做”同义词组为do well in sth/doing s

29、th e.g.My friend is good at playing the piano.我的朋友擅长钢琴。=My friend does well in playing the piano.Tom is good at Maths.汤姆擅长数学。=Tom does well in Maths.However,one day computers may be able to do a better job than human beings.然而，有一天计算机可能比人类工作得更出色。然而，有一天计算机可能比人类工作得更出色。be able to意为“能，能够”后接动词原形，指具体有做某件事的

30、能力。e.g.People will be able to fly to the moon in the future.将来人们能够飞赴月球。He is certainly able to cook.他当然会做饭。I was able to solve the problem at last.最终我能够解决这个问题。be able to通过通过be动词的变化可构成各种时态。动词的变化可构成各种时态。1 If something is very small,it is _.(line 5)2 Some young people always need help from their parent

31、s.They should learn to _ themselves.(line 8)3 We had fun and learnt something new as well.We had a good time._,we learnt a lot.(line 14)4 When we make a machine work,we _ it.(line 16)The words in italics explain the meanings of some words on page 35.Find these words to complete the sentences.Change

32、their forms if necessary.tinydepend onIn additionoperate Complete the conversation below with the words from the box.expensivespeedin additiondepend on1._can we do with computers?A.How B.Which C.What D.When2.They can calculate_ a faster speed than we can.A.in B.at C.for D.with3.He is _late for class

33、,is he?A.often B.always C.never D.usually4.-_do you play computer games?-Once a week.A.How long B.How soon C.How often D.How much单项选择单项选择5._you able to use computers to calculate？A.Can B.Do C.Will D.Are6.He doesnt _ to have many friends.A.look B.seems C.seem D.look like7.Computer will make our lives

34、_.A.better B.well C.worse D.happily1.年轻人应该学会依靠自己。年轻人应该学会依靠自己。Young people should learn_.2.我们玩的快乐，此外我们也学到了一些新的东西。我们玩的快乐，此外我们也学到了一些新的东西。We have fun,_,we learn _.3.我的新电脑比旧电脑工作的速度快的多。我的新电脑比旧电脑工作的速度快的多。My new computer works _ than my old one.4.我们可以用电脑来进行计算。我们可以用电脑来进行计算。We can _.翻译句子翻译句子6.你可能意识不到一些小电脑的存在。

35、你可能意识不到一些小电脑的存在。You may _ some tiny computers.7.你对电脑的依赖要远远超出你的想象。你对电脑的依赖要远远超出你的想象。You _ you realize.8.电脑可能会改变我们的生活。电脑可能会改变我们的生活。Computers may_.同义句转换同义句转换1.We use the keyboard to type.We use the keyboard _ _.2.My father seems very busy every day.My father seems _ _ very busy every day.3.Computers can

36、 also do some important jobs.Computers _ _ _ do some important jobs_ _.4.Computers can almost never give wrong answers Computers can _ _ give wrong answers 5.He is good at dancing.He_ _ _ dancing.Good afternoon,parents and teacher,(A)_ you for attending this meeting.Last weekend,one of our students

37、went to hospital.The students(B)玩电脑游戏 on the Internet all day Saturday(C)_ stopping to drink,eat or sleep,(D)At last,he become very ill.Some students play computer games for too long.This is a serious problem.In the past,students used to play outside more often,but now they spend more time(E)in fron

38、t of computers.This is bad for(F)their health Tomorrow well have some experts here to talk to the students about the bad effects of playing computer games.(G)Theyll also give some advice on how to use computers for studying.I hope we can all work together to stop students from spending too much time playing computer games.Thank you for your time.1.在文中（在文中（A）和（）和（C）的空白处分别填入适当单词）的空白处分别填入适当单词：_ _ 2.将文中划线部分（将文中划线部分（B）译成英语：）译成英语：_3.写出文中划线部分（写出文中划线部分（D）和（）和（E）的同义词或近义词）的同义词或近义词：_ _4.文中划线部分文中划线部分(F)指代的是指代的是：_5.将文中划线部分（将文中划线部分（G）改写为）改写为：Theyll _ students on using computers for studying _.