广东省深圳市文汇中学八年级英语上册 Module 2 Science and technology Unit 3 Computers Reading课件 （新版）牛津深圳版.ppt

module2scienceandtechnology unit3computers reading computerfacts ordercomparemonitorspeakermainunitkeyboardmousetype n 订货 订购v 比较 对比n 计算机 显示器n 扬声器n 计算机 主机n 计算机 键盘n 计算机 鼠标v 打字 wordreview braincontrolexpensivetinydependspeedoperaterailway n 脑v 操纵 控制 机器或系统等 adj 昂贵的 价格高的adj 极小的 微小的v 依靠 依赖n 速度v 操作 控制n 铁路系统 wordreview canyouimaginethatwhatkindofcomputerwewilluseinthefuture watchthevideo 视频欣赏 tounderstandthestructuresofacomputerandcanreadaloudthenameforeachpartofacomputer2 tolearnsomekeywordsandusefulexpressions3 tolearnaboutthedevelopmentofcomputer objectives iamveryoldnow iwasborninchina manypeopleusedmeforcalculatinginthepast butnowiamabitlonelybecausetheydon tlikemenow doyouknowwhoiam abacus riddles 谜语 lead in iamverysmall icanbeusedforcalculating inchina alotofstudentsusemewhensolvingmathematicalproblems doyouknowwhoiam calculator pcpersonalcomputer i masmall relativelyinexpensivecomputerdesignedforanindividualuser i mbasedonthemicroprocessortechnology athome peopleusemetosurftheinternetandplaygames doyouknowwhoiam abacus calculator pc pre reading awhatdoyouknowabout howmuchdoyouknowaboutcomputers lookatthephotobelowandcompletethesentenceswiththecorrectnames p34a monitor keyboard mouse mainunit 1the showswordsandpictures 2weusethe fortyping 3the brain ofacomputerisinthe 4wemovethe tocontrolthecomputer 5wehearsoundfromthe monitor keyboard mainunit mouse speakers p34a bbeforeyouread lookatthepictures thetitleandthesub headingsofthearticleonpage35 thentick thefactsthatthearticleprobablytalksabout computersaregettingsmallerandbetter 2 computerscandoimportantjobslikeflyingplanes 3 computersmayworkasdoctors 4 computersareexpensive p34b computerfacts reading 1 whenwasthefirstcomputerinvented 2 werecomputersbigorsmallinthe1940s 3 whocancalculateatafasterspeed amanoracomputer 4 whatimportantjobscanacomputerdo 5 whycan tcomputersbeclevererthanus readthepassageandanswerquestions 1 whenwasthefirstcomputerinvented inthe1940s 2 werecomputersbigorsmallinthe1940s theywerebig 3 whocancalculateatafasterspeed amanoracomputer acomputer answers 4 whatimportantjobscanacomputerdo itcanoperaterailwaysandflyplanesandspaceships 5 whycan tcomputersbeclevererthanus becauseourbrainscanproducenewideasbutcomputerscan t nowlistentothepassage finishthefollowingformaccordingtothereadingpart better tiny calculate operate cleverer cvocabulary p36c c1thewordsinitalicsexplainthemeaningsofsomewordsonpage35 findthesewordstocompletethesentences changetheirformsifnecessary 1ifsomethingisverysmall itis line5 2someyoungpeoplealwaysneedhelpfromtheirparents theyshouldlearnto themselves line8 3wehadfunandlearntsomethingnewaswell wehadagoodtime weleantalot line14 4whenwemakeamachinework we it line16 tiny dependon inaddition operate c2completetheconversationbelowwiththewordsfromthebox dependonexpensiveinadditionspeed mark iboughtanewcomputer helen why mark iboughtmyfirstcomputerfiveyearsago iuseditalmosteveryday anditbecamereallyslow helen isee sohow syournewcomputer mark itwasreally 1 butitworksatamuchfaster 2 thanmyoldone 3 ithasalargermonitor helen ialso 4 mycomputeralotthesedays iuseittowwritereports andtogetontheinternettoo mycomputerworkswell soi mnotgoingtobuyanewone expensive speed inaddition dependon dcomprehension p37d 1s1 theremaybetinycomputersinyourhome s2 where forexample s1 insideyou or 2s1 wecandomanythingswithcomputersinourdailylife s2 forexample s1 wecan and withthem d1readthearticleonpage35andcompletetheanswerswiththeexamplesfromthearticle tvwashingmachine calculatetypedrawthings 3s1 computerscandosomeimportantjobs s2 forexample s1 theycan and 4s1 oneday computersmaybeabletodoabetterjobthanhumanbeings s2 forexample s1 they operaterailwaysflyplanesandspaceships maybebetterthandoctorsatdoingtheirjob d2readthearticleagainandanswerthequestionsbelowincompletesentences whatwerethefirstcomputerslike 2 whyareweunawareofsomecomputers 3 arecomputersclevererthanyouandme whyorwhynot theywerebiggerthancars becausetheyaretiny no becauseourbraincanproducenewideasbutcomputerscannot d3discussandanswerthequestionbelowwithyourclassmates 1doyoudependoncomputersalotinyourdailylife giveexamples 2doyouagreethatcomputerswillbeabletodoallourjobsinthefuture givereasons 1 weusethekeyboardfortyping use fordoingsth 意为 用 来做某事 相当于use todosth 如 weusewoodformakingpaperandfurniture 我们用木头造纸 做家具 weusewoodtomakepaperandfurniture 另外 我们也可以用use forsth 这样的结构 如 shedecidedtouseitforagift 她决定用它做礼物 languagepoints 2 nowcomputersarebecomingsmallerandbetter 这个句子中 smaller是small的比较级 better是good的比较级 这种结构为 比较级 and 比较级 表示 越来越 类似的用法还有 computersaregettingsmallerandbetter thekiteflieshigherandhigher 风筝飞得越来越高 加more变成比较级的形容词或副词 使用这个结构时应为 moreandmore 形容词 副词原形 computersbecomemoreandmoreimportantinourdailylife calculate及物动词 常作 计算 核算 讲 如 we llneedtocalculatetheoverallcosts 我们需要算出总费用 hecalculatedatafasterspeedthananyotherstudentsinhisclass 他比班里任何一个同学都算得快 calculate还有 估计 预测 推测 的意思 如 shecalculatedhowmuchgasweneededforourtrip 她估计我们这次旅程需用多少天然气 3 wecanusecomputerstocalculate 4 inaddition computerscandoimportantjobslikeoperatingrailwaysandflyingplanesandspaceships inaddition意为 除 以外 还 用来引出另一种情况作为补充 如 therearemanyshopsaroundtherailwaystation inaddition therearesomehotels 火车站附近有很多商店 此外 还有一些旅馆 thegardenhasalotofflowers inaddition ithassomevegetables 这个花园有大量的鲜花 此外 还有一些蔬菜 另外 inadditionto是介词短语 后面跟名词或代词等作宾语 也意 除 之外 还 如 inadditiontoenglish hehastostudyasecondforeignlanguage 除英语外 他还得学一门第二外语 5 computersmaychangeourlives butwilltheymakethembetter makesb sth 形容词 意为 使某人 某物 与make相关的常用结构还有makesb dosth 意为 使某人做某事 如 thenicefoodmakesmehungry 这么好的食物使我饿了 wemustmakehimworkharder 我们必须使他更加努力工作 letthewordfly tipsforteacher letthewordfly板块是帮助学生学习一些一词多义 熟词生义的词汇 通过此环节 学生可以对一些常见词的用法 意思有一个透彻的了解 give 1 giveup放弃 戒绝要放弃这份工作 真是遗憾 itisapitytogiveupthejob 你应该戒烟 我去年就戒掉了 yououghttogiveupsmoking igaveituplastyear 2 giveaway赠送 分发shegaveawayallhermoneytothepoor 她把钱都送给穷人了 3 givesb aring打电话给某人i llgiveyouaringtonight 今晚我会打电话给你 4 giveout分发 用尽要放弃这份工作 真是遗憾 hegaveoutbooks 他分发书本 ourfoodsupplyhasgivenout 我们的食物耗尽了 5 giveback分发 用尽mom telljoshtogivememypensback 妈 告诉乔西把我的几支笔还给我 6 giveoff发出 气味 光 热 声音等 thefoodgaveoffabadsmell 食物已经发臭了 口语中出现的give高频词组 1 givesb ahand帮助某人做某事2 givesomebodyafreehand放手让某人干3 givesomebodya thegladhand热烈欢迎某人4 giveoneselfairs装模作样5 givesomebodyalift让某人搭车6 givesomethingamiss避开 某物 略去 某物 7 give lendanearto倾听 注意8 givesomebodythegreenlight允许某人做某事 从上面给出的例句我们可以看到give在口语中随处可见它的身影 大家想一想与give相关的搭配或口语表达 选择几个进行造句或对话练习 活学活用 now2minutestotestyourspelling spellingbee 1 english chinesemonitor keyboard mouse tiny depend2 chinese english订货 比较 打字 脑 操纵 昂贵的 速度 操作 铁路 whenfinished exchangeyourpaperstoseewhodoesthebest i 根据所给的汉语提示 完成下列句子 1 书是我们的朋友 它们能使我们快乐 booksareourfriendsand