新概念2-第53课-课件分解

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Lesson53Hotsnake单词学习hotfiremancauseexamineaccidentallyremainswindwirevoltpowerlinesolvemysterysnatchsparkadj.带电的,通电的n.消防队员v.引起;n.原因v.检查adv.意外地,偶然地n.尸体,残骸v.缠绕n.电线n.伏特(电压单位)电力线v.解决n.谜v.抓住n.电火花★hotadj1)热的,炎热的Strikewhiletheironishot.趁热打铁.hot炎热的warm温暖的cool凉爽的chilly寒冷的cold寒冷的,严寒的2)调味品辣的辣椒和芥末是辣的.Pepperandmustardarehot.3)强烈的,激烈的,热烈的.haveahottemper脾气暴躁ahotpotato棘手或讨厌的事物或情况★firemann消防队员hydrant[`haidrənt]n.消防栓fireextinguisher灭火器Extinguish[ik`stiŋgwiʃ]=putout灭火★cause1)V.引起causesth:引起(麻烦)粗心导致事故Carelessnesscausesaccidents.骄傲使人失败Pridecausesfailurecausesbtodosth引起某人做某事,导致某人做某事2)n.原因cause:强调事情发生的直接原因(一个)reason:其他各种的理由(很多个)Thecauseofsth……的起因Thereasonforsth……的理由★examine1)v.仔细观察,检查,调查消防队员检查了森林的每一寸土地。Thefirefightersexaminedeveryinchoftheforest.2)v.诊查医生仔细的诊察了病人。Thedoctorexaminedhispatientcarefully3)v.考试,测试examinestudentsinEnglishn.exam考试=examination★accidentallyadv.意外地,偶然地adj.accidental意外的,偶然的反义词intentional意外死亡anaccidentaldeathaccidentn.事故,意外车祸acaraccidentAccidentally=bychance=byaccident我偶然间发现了金矿Ifoundagoldminebyaccident.★remains1)n.剩余物,残余物残汤剩饭theremainsofameal2)n.(古建筑等物)遗址,废墟圆明园遗址theremainsofYuanmingyuan3)n.遗体,遗骸毛主席的遗体被保存在水晶棺材里。TheremainsofChairmanMaowerekeptwellinacrystalcoffin.remain1)v.留下,剩下,遗留大火之后,我的房子里什么也没剩下。Afterthefire,nothingremainedinmyhouse.要做的事还很多。Muchremainstobedone.木已成舟What’sdoneisdone.2)v.仍是,保持不变他保持沉默。Heremainedsilent.★wiren.金属线,电线他用一根金属线把筐绑到了自行车上。Hetiedabaskettothebicyclewithapieceofwire.telephonewires电话线Electricwires电线wirelessadj.无线的wirelesstelegraphy无线电报★voltn.伏特voltagen.电压,伏特数★power1)电力,动力electricpower电力waterpower水力2)力,能力(自然的体力、智力)Hispowerisfailing.他的体力在衰退。3)权力,支配力,势力politicalpower政治权力notwithinone’spower=beyondone’spower力所不能及我无法理解计算机是如何工作的。Itisbeyondmypowertounderstandhowthecomputerworks.solvev.解决,解答,回答=workout解决问题solveaproblem解开谜团solveamystery我们必须解决经济危机。Wemustsolvetheeconomiccrisis.n.solution解决,解答花费了很长时间才找出解决方法。Ittookalongtimetofindthesolutionsnatch1)v.抢,夺,掠取snatchup抓起来贼把她的包抓起来逃跑了。Thethiefsnatchedherbagandranaway.在他妈妈刚要看那张纸的时候,他把它夺走了。Hesnatchedthepaperashismotherwasabouttoseeit.2)v.(趁机)迅速取得,急急忙忙吃完饭他出其不意,吻了她一下。Hesnathedakissfromher.辨析snatch迅速而有力(粗鲁地)抓住,抢snatchachancegrab抓,抢,抢夺,抓住(热切而拼命地)grabsthfromsb/grabsthfromsthgrasp1)抓住或咬住,抓紧graspachance抓住机会2)掌握graspalanguagehold抓住,握住,托住现在完成进行时构成:have/hasbeen+doing含义:1)表示从过去某时开始一直持续到现在的动作,并且还将持续下去。2)表示在说话时刻之前到现在正在进行的动作。与现在完成时的区别Ihavebeenwritingabook.我一直在写一本书。(动作还将继续下去)Ihavewrittenabook.我已经写了一本书。(动作已经完成1.AtlastfiremenhaveputoutabigforestfireinCalifornia.消防队员们终于扑灭了加利福尼亚的一场森林大火。(1)atlast(终于,到底)表示经过一番努力之后。(2)putout可以表示“扑灭”、“熄灭”、“关掉”等含义:Pleaseputthelight/fireout.请把灯关掉/把火灭掉。(3)forest虽然是名词,但在句中起形容词的作用,修饰fire。2.Sincethen,theyhavebeentryingtofindouthowthefirebegan.从那时起,他们一直试图找出起火的原因。sincethen从那时起,到现在为止findout(经过研究、努力等)找出,发现,查出……我会试着查出昨天救了我的人的名字。I’lltryandfindoutthenameofthepersonwhosavedmylifeyesterday.3.Forestfiresareoftencausedbybrokenglassorbycigaretteendswhichpeoplecarelesslythrowaway.森林火灾时常由破碎的玻璃或人们随手扔掉的香烟头引起。cigaretteends烟头Throwaway扔掉,丢弃Throwabout随处扔Throwat扔向(有目标性)Throwto扔向(无目标性4.Yesterdaythefiremenexaminedthegroundcarefully,butwerenotabletofindanybrokenglass.昨天,消防队员仔细查看了地面,但未能发现碎玻璃。examinev.检查,名词形式是examination,通常简写成exam,表示考试。beableto能够;benotableto没有能够5.Theywerealsoquitesurethatacigaretteenddidnotstartthefire.他们还十分肯定火灾也不是由烟头引起的。quitesure相当的把握性startafire=causeafirestartvt.使……发生,引起6.Thismorning,however,afiremanaccidentallydiscoveredthecause.然而今天上午,一个消防队员偶然发现了起火的原因。Accidentally表示事情出乎意料地发生,即“意外地、偶然地”discover含有偶然发现(某个已经存在的东西)的意思,在discover前面加上accidentally更加强了“偶然性”和“意外性”。7.henoticedtheremainsofasnakewhichwaswoundroundtheelectricwiresofa16,.000-voltpowerline.他发现了缠绕在16,000伏高压线上的一条死蛇。theremains表示“尸体”、“残骸”,必须用复数形式wound为wind的过去分词。wind在这里不表示“蜿蜒”,而表示“卷在……上”、“缠绕”,常与around/round连用:Didyouwindthispieceofwireroundthetree?是你把这根铁丝缠在树上的吗?8.Inthisway,hewasabletosolvethemystery.Theexplanationwassimplebutveryunusual.就这样,他解开了起火之谜。解释很简单,却异乎寻常。Solvev.解决e.g.solvetheproblem解决问题9.Abirdhadsnatchedupthesnakefromthegroundandthendroppeditontothewires.一只鸟把蛇从地上抓起来,然后把它扔到了电线上。于是蛇就缠住了几根电线。snatchv.抓Themansnatchedherpurseandran.那人抓起她的钱包就跑。(强调动作很快很猛)drop&falla.drop表示“使落下、使掉落”,是及物动词,带宾语:Hedroppedthebag.b.fall表示“掉下、跌倒”,是不及物动词,不能带宾语。Hefelldownthestairsandbrokehisleg.10.Thesnakethenwounditselfroundthewires.Whenitdidso,itsentsparksdowntothegroundandtheseimmediatelystartedafire.于是蛇就缠住了几根电线。当它这样做时,把火花送到了地面,这些火花立刻引起了一场大火。Whenitdidso…当它这样做时……so常用于一些动词之后,代指前面提过的某个动作/某件事,以免重复:HasSusangotintoUniversity?Ibelieve/thinkso.本课所需掌握词组:putoutinthiswaysincethensolvethemysteryfindoutsnatchupthrowawaywind…roundComprehensionquestions1Wherewasthereabigforestfire?InCalifornia.2Havefiremenputitout?Yes,theyhave.3Whathavetheybeentryingtofindoutsincethen?Howthefirebegan.4Whatareforestfiresoftencausedby?Brokenglassorcigaretteends.5Peoplearecareless,aren'tthey?Yes,theyare.6Whendidthefiremenexaminetheground?Yesterday.7Didtheyfindanybrokenglass?No,theydidn't.8Didtheythinkacigaretteendstartedthefire?No,theydidn't.9Theywerequitesureitdidn't,weren'tthey?(Yes,theywere.)10Whenwasthecausediscovered?(Thismorning.)11Whodiscoveredit?(Afiremandid.)12Wasitw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