牛津版8Bunit3知识点(超精华)

1(牛津初中英语总复习)8BUnit3一.【精选词汇】㈠重点短语1.Ihavenoidea.＝I’venoidea.＝Idon’tknow.我不知道。(p40)2.turnontheTV→turnon/off打开/关闭…，turnup/down调大/调低；都是“动词＋副词”。3.changethechannel换台→onChannel…在…台，e.g.onCCTV-5→拓展：theEnglishChannel英吉利海峡4.differentusesofcomputers计算机的不同用途：drawanddesign,playcomputergames,searchforinformation,sendandreceivee-mails收发电子邮件,dowordprocessing进行文字处理,writecomputerprograms编写计算机程序(p41)5.travelaroundtheworldineighthours八小时环游地球，educationalCD-ROM教育软件(p42)6.comeout(书等)出版，发行，发表，不能用于被动语态，可以转化为bepublished。〈知识链接〉Whenwillhernewnovelcomeout?＝Whenwillhernewnovelbepublished?〈用法拓展〉⑴(太阳、月亮或星星)出现；露出，e.g.Therainedstoppedandthesuncameout.⑵(花朵)开放；(草)出芽，e.g.InMarchflowersandgrasscomeout.7.learnEnglishandgeographyatthesametime同时学英语和地2理→atthesametime同时〈知识链接〉learnandplayatthesametime边学边玩8.themaincharacter主角→playthemaincharacterof…＝playtheleadroleof…〈知识链接〉playtherole…扮演…，thebestactor最佳男主角，thebestactress最佳女主角9.have/getitchyfeet渴望旅行，e.g.ShehasgonetoAustralia－shehasalwayshaditchyfeet.10.helpyoulearnEnglishbytestingyourknowledgeofEnglishgrammarandvocabulary(p43)〈知识链接〉⑴by介词，通过某种方法、手段，后接名词或动词-ing。①Hemadealivingbysellingflowers.②Youcanknowmoreaboutthenewsbyreadingtoday’snewspaper.⑵haveaknowledgeof有某方面的知识，e.g.①Hehasawideknowledgeofpainting.他在绘画方面知识渊博。②Knowledgeispower.知识就是力量。11.oneofthebestonthemarket市面上最畅销的一种12.chooseoneiconinthemenu在菜单里选择一个图标，clickonitformoredetails点击它以了解详情→clickon…点击…，leftdouble-clickon…左键双击…13.openmynewe-dictionaryonmycomputer打开我电脑上的新电子词典(p48)〈知识链接〉“打开”电脑的软件用open不用turnon。〈用法拓展〉⑴英汉词典anEnglish-Chinesedictionary，汉英3词典aChinese-Englishdictionary⑵查字典：lookupawordinadictionary或lookawordupinadictionary14.restartthecomputer重新启动电脑→startvt.启动；开始→restart重新启动〈知识链接〉re＋部分动词→再…，e.g.rebuild重建，reuse循环使用，retell复述〈用法拓展〉setoff＝startoff出发；动身，setaboutdoingsth开始做某事，着手做某事15.checkthesettings检查设置，double-clickonthe“auto-run”icon双击“自动运行”图标，double-clickontheiconfor“Tour”→double-clickonthe…icon＝double-clickontheiconfor…双击…图标，putintheCD-ROM插入光盘16.connectthekeyboardtothecomputerproperly正确地连接键盘和电脑〈知识链接〉⑴connectAtoB连接A和B→beconnectedto…与…连接⑵properadj.正确的→properly17.growaninch长一英寸，growtosixfeetlong长到六英尺长→Afootisequalto12inches.18.dailyEnglish＝everydayEnglish日常英语→dailynewspaper日报，XinhuaDaily新华日报19.goonshorttoursofAustraliaandNewZealand去澳大利亚和新西兰短期旅行(p52)20.behiddeninsomewhereintheArctic被藏在北极的某个地4方→behidden＋地点，被藏在…21.thetreasurebox百宝箱→treasurehunt寻宝(p55)㈡词汇解析1.onlineadj.联网的；在线的e.g.chatonline网上聊天，orderapackageonline网上订购一套2.reach⑴vt.到达＝getto…＝arriveat/in…⑵达到，e.g.①reach18yearsold年满18岁②Thechildisn’ttallenoughtoreachthesnacksonthetable.⑶reachoutahand伸出一只手3.⑴correctlyadv.正确地→correct①adj.正确的→incorrect→incorrectly②vt.改正；修正，e.g.correctamistake改正错误⑵correct正确的→wrong错误的，inthecorrectorder按正确顺序4.educatev.教育→educationn.教育→educationaladj.教育的，e.g.①educateoneself自修；培养②beeducatedatschool在学校里受教育③haveagoodeducation受到良好教育5.knowledgen.知识→knowvt.知道→beknowntosb为某人所知，bewellknown/famousfor…因…而出名，beknownas…作为…而出名，e.g.SamuelClemens,whowasknownasMarkTwain,wasafamousAmericanwriter.塞缪斯·克莱门斯，以马克·吐温知名，是美国名作家。6.point⑴n.分数e.g.get100points得100分⑵n.小数点e.g.1.732读作onepointseventhreetwo⑶v.指e.g.pointout指出，pointat/to…指向57.regards(用于信函的结尾或转达问候)致意；问候→regardsbas…把某人视为…8.company简写作Co.，e.g.有限公司companylimited＝Co.,Ltd。producer制作人；制造商。9.使用计算机Officeword常用短语：createafile创建文档，keep/savethefileforfutureuse保存该文档以备用。“收发电子邮件”sendandreceivee-mails需要“电子信箱”e-mailaddress。10.control⑴n.(键盘上的)控制键⑵vt.控制e.g.①Thetrafficlightsarecontrolledbyacentralcomputer.交通信号灯由中心计算机控制。②Thisknobcontrolsthevolume.此旋钮调节音量。二.【重点句型】1.—Whatdoyouuseyourcomputerfor?—Iusuallyuseittosearchforinformation.(p41)〈知识链接〉What…for?＝Why…?为什么…?e.g.Whatdidyoudothatfor?＝Whydidyoudothat?2.Itsoundsinteresting,doesn’tit?→“陈述句＋附加疑问？”构成反意疑问句。(p42)⑴附加疑问即“助动词或助动词的否定式缩写＋主语或there”；附加疑问部分的助动词必须与陈述句保持一致，主语必须是人称代词或there，并与陈述句主语的单复数保持一致。⑵前肯定后否定；前否定后肯定。尤其要注意“前否定后肯定”答语的英汉差异。⑶反意疑问句的答语为“Yes,主语＋助动词.”或“No,主语＋助动词的否定式”。6e.g.—Simondidn’ttakepartinthefootballmatch,didhe?—Yes,hedid.Thoughhewasn’tfeelingwell.—西蒙没有参加足球赛，是吗？—不，他参加了。尽管他当时不舒服。3.Oneday,hewaslyingonthegrassandlookingatthebeautifulbluesky,whenhefellasleepandhadaverystrangedream.一天，他躺在草地上，看着美丽的蓝天，不知不觉间睡着了，并做了个奇怪的梦。lie①躺→lies→lying→lay→lain②说谎→lies→lying→lied→lied③位于→lies→lying→lied→lied〈知识链接〉⑴lie意思是“躺”，常用于liedown躺下，findsb/sthlying＋地点①Shefoundapurselyingontheground.②Ifoundahomelessmanlyingatthestreetcorner.⑵fallasleep睡着，e.g.HefellasleepwhenhewaswatchingTV.⑶have/dreama…dream做了一个…的梦，e.g.have/dreamastrangedream〈用法拓展〉lie⑴说谎，e.g.①Youcouldseefromhisfacethathewaslying.②tellalie说谎⑵位于，e.g.JiangsuliesintheeastofChina.4.Seethosebigcloudsofdifferentcolourswithquestionsonthem?Yougetapointeverytimeyouansweraquestioncorrectly.→everytime＋陈述句，每当…，引导时间状语从句。〈知识链接〉getapoint得一分，answeraquestioncorrectly答对一题5.Whenyouhavegotenoughpoints,acloudwillcomedownand7carryyouofftoaplaceyouhavenevervisitedbefore.→youhavenevervisitedbefore是省略关系代词that/which的定语从句。〈知识链接〉havegotenoughpoints获得足够的点数，carryyouoffto…把你带到…6.Areyouready?Let’sgo！准备好了吗？出发！7.Forexample,whenyoureachLondon,youwilllearnabouttheMuseumofLondonandmanyotherinterestingplaces.→①learnabout…了解…②manyother＋名词复数，