牛津上海版九年级英语上Unit4readingppt课件

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单击此处编辑母版标题样式,单击此处编辑母版文本样式,第二级,第三级,第四级,第五级,*,Reading,Oxford English,Computers,1 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.,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。,1,seemadj,seem,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 do,e.g. He seems to know everything.,他似乎什么都懂。,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 short of breath,呼吸短促,vocabulary,speakers,n.,扬声器,monitor,n.,计算机,显示器,keyboard,n.,键盘,mouse,n.,鼠标,mouses,main unit,n.,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 _.,monitor,keyboard,main unit,mouse,speakers,vocabulary,brain,n.,脑,Compare,human,brains,with computers.,v.,比较,对比,computer,1 compare A with B,把,A,和,B,做比较,e.g. She always,compares,her son,with,other children.,她总是把她的儿子和其他孩子比。,2 compare A to B,把,A,比作,B,e.g. He compared the girl to the rose in the poem.,他在诗中把那姑娘比作玫瑰。,¥,12,000,¥,3,600,vocabulary,Computers were more,expensive,in the past.,在过去电脑比较贵。,adj.,昂贵的,calculate,v.,计算,vocabulary,We can use computers to,type,and,calculate,.,type,v.,打字,calculator,n.,计算器,calculation,n.,计算,vocabulary,We can use computer to,operate,railway,.,v.,控制,n .,铁路,control,v.,vocabulary,We can,order,many things on the Internet.,我们能够在网上订购很多东西。,order,V,.,订货 订购,vocabulary,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。,speed,n.,速度,vocabulary,It may be just a,tiny,cell, but it is part of the whole body.,它只是一个小的细胞,但是它是整个身体的一部分。,tiny,adj,微小的,Now a new kind of mobile phone is very_.,(,昂贵的),I like,travelling,. So I often _ the cost of my journey.,(计算),We were very busy yesterday, so we_ a meal from the restaurant.,(,预定),We use a computer to_,(,控制),traffic lights.,He drove off at high_,(,速度),.,The train is departing from the _,(,铁路),station at 6 a.m.,expensive,calculate,ordered,control,speed,railway,A,sub-heading,usually tells us the topic of the,paragraph(s,) below it.,sub-headings,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,work as,doctors.,4 Computers are,expensive,.,Smaller and better,In the 1940s, 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 facts,1 What were the first computers like in the 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 .,Question and Answer,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. In addition,computers can do important jobs like,operating railways and flying planes,and 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 . Because 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,.,Question and Answer,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 do 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?,Question and Answer,1 Are computers 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 do .,Computer facts,Part 3,Part 2,Part 1,The _ 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 article,Smaller and better,In the 1940s, 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 facts,Computer facts,Part 3,Part 2,Part 1,The _ of computers in different times.,The _ of computers in daily life.,The _ between human beings and computers in the future.,sizes,Complete the outline of the article,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. In addition,computers can do important jobs like,operating railways and flying planes,and spaceships.,Computer facts,Part 3,Part 2,Part 1,The _ of computers in different times.,The _ of computers in daily life.,The _ between human beings and computers in the future.,sizes,uses,Complete the outline of the article,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 do 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?,Computer facts,Part 3,Part 2,Part 1,The _ of computers in different times.,The _ of computers in daily life.,The _ between human beings and computers in the future.,sizes,uses,relationship,Complete the outline of the article,S1: We can do many things with computers 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 _.,2,1,After you read,3,D1,Complete the answers with the examples from the article.,TV,washing machine,calculate,type,draw things,S1: Computers can do some important jobs.,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_.,4,3,operate railways,fly planes and spaceships,may be better than doctors at doing their job,.,1,缺少,2,在,20,世纪,40,年代,3,没有意识到,4,依靠,依赖,5,以更快的速度,6,几乎从来不,7,另外,此外,8,操纵铁路,9,能够做某事,10,擅长做某事,11,人类,12,发生在某人身上,phrases,be short of,in the 1940s,be unaware of,depend on,at a faster speed,almost never,in addition,operating railways,be able to do,be good at doing,sth,.,human beings,happen to,sb,.,Language points,In the 1940s, the first computers were bigger than cars.,第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,你可能意识不到他们的存在。,Language points,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,Language points,You depend on computers more than you realize.,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。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。,Language points,They can calculate at a faster speed than we can and almost never give wrong answers.,他们的计算速度比我们快并且几乎不出错。,almost never =hardly ever,几乎从不,e.g. Mary is almost never late.,玛丽很少迟到。,=Mary is hardly ever late.,e.g. He almost never eats meat.,他很少吃肉。,=He hardly ever eats meat.,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。,Language points,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 study 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。,Language points,Language points,For example, they may be better than doctors at doing their job.,例如,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,sth,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。,Language points,be able to,意为“能,能够”后接动词原形,指具体有做某件事的能力。,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,be,动词的变化可构成各种时态。,If you are able to buy the tickets, please call me.,如果你能买到票,请打电话告诉我。,= If you,can,buy the tickets, please call me.,He was able to play the piano last year.,他去年就会弹钢琴。,=He,could,play the piano last year.,满分演练,1 If something is very small, it is _. (line 5),Some young people always need help from their parents. They,should learn to _ themselves. (line 8),We had fun and learnt something new as well. We had a,good time. _, we learnt a lot. (line 14),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 their forms if necessary.,tiny,depend on,In addition,operate,Complete the conversation below with the words from the box.,expensive,speed,in addition,depend on,1._can we do with computers?,A. How,B.Which,C.What,D.When,2.They can calculate_ a faster speed than we can.,A. in,B.at,C.for,D.with,3.He is _late for class, is he?,A. often,B.always,C.never,D.usually,4.-_do you play computer games?-Once a week.,A. How long,B.How,soon,C.How,often,D.How,much,单项选择,5._you able to use computers to calculate,?,A. Can,B.Do,C.Will,D.Are,6.He doesnt _ to have many friends.,A. look B. seems C. seem D. look like,7. Computer will make our lives_ .,A. better B. well C. worse D. happily,1.,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。,We have fun, _, we learn _.,3.,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。,We can _ .,翻译句子,to depend on themselves,in addition,something new as well,at a much faster speed,use computers to calculate,6.,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。,You _ you realize .,8.,电脑可能会改变我们的生活。,Computers may_.,be unaware of,depend on computers more than,change our lives,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 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 .,for typing,to be,are able to,as well,hardly ever,does well in,Good afternoon , parents and teacher , (A)_ you for attending this meeting .,Last weekend , one of our students 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 front of,computers .This is bad for (F),their h,ealth,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(,A,)和(,C,)的空白处分别填入适当单词 :,_ _,2.,将文中划线部分(,B,)译成英语:,_,3.,写出文中划线部分(,D,)和(,E,)的同义词或近义词 :,_ _,4.,文中划线部分,(F),指代的是 :,_,5.,将文中划线部分(,G,)改写为 :,Theyll _ students on using computers for studying _ .,thank,without,played computer games,Finally,before,the students,advise,too,Homework,1 Remember the new words and phrases.,2 Recite the whole passage.,Thanks for your listening!,
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