八年级英语上册-Unit-3-Computersppt课件 -(新版)牛津深圳版.ppt
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1、Unit 3 ComputersModule 2 Science and technology自主预习一、根据汉语写出英文单词1.(计算机)显示器(n.)_2.扬声器(n.)_ 3.打字(v.)_4.受喜爱的;受欢迎的(adj.)_5.操纵;控制(v.)_6.依靠;依赖(v.)_7.极小的;微小的(adj.)_8.昂贵的;价格高的(adj.)_9.比较;对比(v.)_10.操作;控制(v.)_11.总额;合计(n.)_12.订货;订购(n.)_monitorspeakertypepopularcontroldependtinyexpensivepareoperatetotalorder二、根据
2、汉语写出下列词组1.依靠 _2.总计;共计 _3.盼望;期待 _4.除之外(还)_5.怎样处理 _6.玩电脑游戏 _7.没意识到;未察觉 _8.从事工作 _depend ongrand totallook forward toin additionwhat.do withplay puter games(be)unaware ofwork as三、翻译下列句子1.现在电脑正变得更小、更好。_2.你对电脑的依赖程度比你意识到的要深得多。_3.它们能比我们计算得更快,而且几乎从不出错。_4.此外,电脑还能做一些重要的工作,例如操控铁路系统,驾驶飞机和宇宙飞船。_5.例如,它们可能比人类(医生)更胜
3、任医生这种工作。_Now puters are being smaller and better.You depend on puters more than you realize.They can calculate at a faster speed than we can and almost never give wrong answers.In addition,puters can do important jobs like operating railways and flying planes and spaceships.For example,they may be b
4、etter than doctors at doing their job.词汇精析【1】ordern.a request for goods 订货,订购;a condition of regular or proper arrangement 顺序;秩序Weve received an order for three tons of coal.我们已经收到了两吨煤的订单。Please arrange in alphabetical order.请按字母顺序排列。【拓展】(1)keep sth.in order 使某物有次序Its not easy for the teachers to ke
5、ep their classes in order.教师要把课堂秩序维持好是不容易的。(2)order还可以作动词,意为“命令;订购;点餐”,order sb.to do sth.命令某人做某事He ordered them to start the work at once.他命令他们马上开始工作。【应用】(1)He ordered the enemy soldiers _(put)down their guns.(2)()Please keep all the items order.A.in B.out of C.with to putA【2】parev.find out the sim
6、ilarities or differences between things 比较;对比You should pare the prices before you buy something.你应该在买东西前比较一下价格。【同根词】(1)parative adj.比较的Why dont we do some parative advertising?我们为什么不能做一些对比广告呢?(2)parison n.比较;对比He wrote a paper on the parison between Chinese culture and American culture.他写了一篇关于中国文化和
7、美国文化的比较的论文。【拓展】(1)pare.with.把与作比较Compare your lifestyle with his,his is healthier.用你的生活方式与他的比较,他的更健康。(2)pare.to.把比喻成People often pare young people to the rising Sun.人们常把年轻人比喻成正在升起的太阳。【应用】(1)There is no _(pare)between the two.(2)()Compare this car _ that one,and you will find the differences between
8、them.A.to B.with C.for(3)()This song pares our country a big family.A.to B.with C.forparisonBA【3】speakern.someone who talks(especially someone who has a public speech)演讲者;a piece of electrical equipment,for example part of a radio or set of equipment for playing CDs or tapes,through which sound es o
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