八年级英语上册 Module 2 Science and technology Unit 3 Computers Reading 2课件 （新版）牛津深圳版.ppt

Unit3ComputersReading(2),WORDS,monitorspeakermainunitkeyboardmousebrainspeedrailway,显示器扬声器主机键盘鼠标脑速度铁路,n.,typecontroldependcalculateoperate,打字操纵、控制依靠、依赖计算操作、控制,expensivetiny,昂贵的，价格高的极小的，微小的,v.,adj.,WORDS,Phrases,workas(be)unawareofdependoninaddition,从事工作没意识到，未察觉依靠除以外（还）,LanguagePoints,Inthe1940s,he1940s在20世纪40年代,在19世纪80年代A.inthe1980B.inthe1980sC.in1880sD.inthe1880s,Inthe1940s,thefirstcomputerswerebiggerthancars.thefirstcomputers第一批thefirst+n.单第一个thefirst+n.复第一批,1.Inthe1940s,thefirstcomputerswerebiggerthancars.bigger比较级big-bigger-biggestsmall-smaller-smallestwide-wider-widesthappy-happier-happiestbeautiful-morebeautiful-mostbeautifulgood/well-better-bestbad/badly-worse-worstmany/much-more-most,比,2.Youmaybeunawareofthem.awareadj.意识到的,知道的,觉察到的beawareof对有意识他对自己的错误有所意识。Heisawareofhisownmistakes.吸烟者都知道吸烟对自身健康的危害。Smokersareawareofthedangerstotheirhealth.,LanguagePoints,2.Youmaybeunawareofthem.aware-unawareunawareadj.不知道的，未察觉到的beunawareof对未察觉他对整件事情一无所知。Hewascompletelyunawareofthewholething.我并不清楚我们所面临的困难。Iamunawareofthedifficultiesweface.,3.Youdependoncomputersmorethanyourealize.dependv.-dependentadj.dependon=bedependenton我们的成功依赖于你们的支持。Oursuccess_yoursupport.=Oursuccess_yoursupport.independentadj.独立的independentlyadv.,LanguagePoints,dependson,isdependenton,3.Youdependoncomputersmorethanyourealize.morethan超过，多于lessthan不足，少于realizev.了解，意识到我们没有意识到这个问题的重要性。Wedidntrealizetheimportanceoftheproblem.,4.Theycancalculateatafasterspeedthanwecanandalmostnevergivewronganswers.calculatev.计算calculationn.计算calculatorn.计算器请用你的计算器计算一下他的计算结果。Pleaseuseyourcalculatortocalculatetheresultofhiscalculation.,LanguagePoints,4.Theycancalculateatafasterspeedthanwecanandalmostnevergivewronganswers.atafasterspeed以一个较快的速度火车以缓慢的速度前进着。Thetrainismoving_.almostadv.几乎almostnever几乎从未,ataslow,speed,5.Inaddition,computerscandoimportantjobslikeoperatingrailwaysandflyingplanesandspaceships.（1）inaddition,besides,except,but和exceptfor的区别（2）like,forexample和suchas的区别,LanguagePoints,(1).besides除之外（还包括）=inaddition(to)BesidesEnglish,theyalsostudymath,Chineseandart.他们学习数学、中文、美术和英语。=InadditiontoEnglish,theyalsostudymath,Chineseandart.=Theystudymath,Chineseandart.Inaddition,theyalsostudyEnglish.(2).except除之外（不包括），把某个或某些排除，指从同类人或物中除去一部分=butHeansweredallthequestionsexceptthelastone.除了最后一个问题之外，他回答了所有问题。（最后一个问题没回答）=Heansweredallthequestionsbutthelastone.(3).exceptfor除之外（不包括），通常先从整体上肯定然后排出某一点，所除去的和提到的并非同一类事物Yourcompositionisgoodexceptforafewspellingmistakes.除了几处拼写错误以外，你的作文写得很好。（作文与拼写错误不是同类。）,选词填空inaddition(to),besides,except,but,exceptfor,1.除这本以外,我还有五本别的书。Ihavefiveotherbooks_this.2.除了他，所有的学生都准时到达了车站。Allthestudentsarrivedatthestationontime_him.3.除了价格，这条裙子是很不错的。Itsagooddress_theprice.,besides/inadditionto,except/but,exceptfor,forexample,suchas和like的区别,(1).forexample与后面常用逗号隔开，可置于句首、句中、句末；所举的例子不仅可以是词组，也可以是句子。Forexample，noiseisakindofpollution.Therearemanydifficultiesinourstudy,forexample,wearelackofmoney.(2).suchas后不用逗号隔开，由于as是一个介词，因此它所举的例子只能是名词词组或动名词，不能是句子。Chinahasmanybigcities,suchasBeijing,Guangzhou,Shanghai(andsoon).Ihavemanyhobbiessuchasswimming,singing,dancing.(3).like可与suchas相替换，但由于它本意为“像一样”，因此更强调情境的相似性，重在例证。Idontlikethepersonlikeyou.,选词填空forexample,suchas和like,1.Mike，_，isagoodboy.2.Ilikedrinks,_teaandsoda.3._,MyfullnameisJamesAllenGreen.Greenismyfamilyname.4.Youcanbuyfruithereorangesandbananas,_.5.Thereareseveralpeopleinterested,_MrJonesandMrSimpson.,forexample,Forexample,suchas/like,forexample,like,6.Forexample,theymaybebetterthandoctorsatdoingtheirjob.begoodatdoing=dowellindoing擅长做比较级：bebetteratdoing=dobetterindoingAreyoubetterat_than_?A.swim,runB.swimming,runningC.swimming,runD.swim,running,LanguagePoints,7.Willwehavenothingtodo?havenothingtodo无事可做(动词不定式todo在句中作宾语补足语)我们这个周末无事可做。Wehavenothingtodothisweekend.让我们吃点东西吧。Letshavesomethingtoeat.,LanguagePoints,8.Computersmaychangeourlives,butwillth