(精品)Unit5 Book1 revision.ppt

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1、 Unit5 Book1Designed by xzc 2010.09.19.高频单词点击高频单词点击用所给单词的正确形式填空用所给单词的正确形式填空1.There has been a lot of (active)in the town today.2.Thank you for contributing (generous)to these funds.3.A (self)person always thinks about himself.4.We were deeply moved by their (devote).5.It is love that makes the world

2、(peace).6.We should not do anything under the (guide)of instincts.7.Its (legal)to read peoples private letters without permission.8.“Im sure well find it，”he said (hope).9.His (cruel)to his children makes my blood boil.10.Many reforms must be made to the (educate)system.activitiesgenerouslyselfishde

3、votionpeacefulguidanceillegalhopefullycrueltyeducation4.求助于求助于；致力于；致力于5.丧失勇气或信心丧失勇气或信心.重点短语回顾重点短语回顾1.失业失业3.在危险、受罚、痛苦、忧虑等的处境中在危险、受罚、痛苦、忧虑等的处境中8.被判处被判处(徒刑徒刑)2.事实上事实上outofworkasamatteroffactintroubleturntosbforhelploseheartcometopowersetupbesentencedto6.当权；上台当权；上台7.设立；建立设立；建立.常用佳句必备常用佳句必备1.Itwasin1952a

4、ndMandelawastheblacklawyertowhomIwentforadvice.例句仿写例句仿写这就是那位我们经常谈论的著名歌唱家。这就是那位我们经常谈论的著名歌唱家。Thisisthefamoussingerwehaveoftentalked.about whom2.However，thiswasatimewhenonehadgottohaveapassbooktoliveinJohannesburg.例句仿写例句仿写在那段时光里他沉迷于电脑游戏。在那段时光里他沉迷于电脑游戏。hewaslostinthecomputer.Thatwasatimewhen3.Wefirstbro

5、kethelawinawaywhichwaspeaceful；whenthiswasnotallowed.onlythendidwedecidetoanswerviolencewithviolence.例句仿写例句仿写直到最近我才想起他们。直到最近我才想起他们。Ithoughtofthem.Onlyrecentlyhave4.IfeltbadthefirsttimeItalkedtoagroup.例句仿写例句仿写当第一次参观科学博物馆时，他们对所看到的一切都当第一次参观科学博物馆时，他们对所看到的一切都显示出了极大的兴趣。显示出了极大的兴趣。theyvisitedtheScienceMuseu

6、m，theyshowedgreatinterestineverythingtheysaw.Thefirsttime5.5.破解疑难句破解疑难句典典句句The last thirty years have seen the greatest number of laws stopping our rights and progress，until today we have reached a stage where we have almost no rights at all.近三十年来通过了大量的法律来阻止我们的权利和近三十年来通过了大量的法律来阻止我们的权利和进步，致使今天我们到了几乎没

7、有任何权利的地步。进步，致使今天我们到了几乎没有任何权利的地步。.交际用语必背交际用语必背征求意见征求意见(Askingforopinions)发表意见发表意见(Givingopinions)1.Thatsjust.这正是我自己的意见。这正是我自己的意见。2.Iquiteyou.我很同意你。我很同意你。3.thatsright.我认为那是不对的。我认为那是不对的。4.Imafraid.恐怕我有一个不同的意见。恐怕我有一个不同的意见。5.Whatdoyoutheidea？你认为这个想法怎么样？你认为这个想法怎么样？myownopinionagreewithIdontthinkIhaveadiff

8、erentopinionthinkofdevotevtvt.献身，专心于献身，专心于devoteoneselfto献身，致力，专心献身，致力，专心devote.to.把把用于用于devotedadjadj.忠实的，深爱忠实的，深爱的的devotedlyadvadv.挚爱地；忠诚地挚爱地；忠诚地bedevotedto深爱，致力于深爱，致力于devotionn n.关爱，关照；奉关爱，关照；奉献，忠诚献，忠诚2.votevtvt.&vi.&vi.投票，选举投票，选举n n.投票；选票；表决投票；选票；表决Hewasvotedthemostpromisingnewdirector.他当选为最有前途的

9、新导演。他当选为最有前途的新导演。Theplanwaspassedby6votesto3.这项计划以这项计划以6票对票对3票获得通过。票获得通过。votefor投票赞成投票赞成voteagainst投票反对投票反对voteon投票表决投票表决vote.down投票击败，投票否决投票击败，投票否决votetodosth.表决做某事表决做某事3.equal v.等于；抵得上；adj.相等的；胜任的；n.同等的人；相等物Withhislastjumpheequaledtheworldrecord.他的最后一跳平了世界纪录。他的最后一跳平了世界纪录。Thereisanequalnumberofboys

10、andgirlsintheclass.这个班男女生人数相等。这个班男女生人数相等。AequalsBin.A在在方面比得上方面比得上Bbeequalton n./doingsth.与与相等；有相等；有的能力干的能力干withoutequal/havenoequal无与伦比；无敌无与伦比；无敌equalityn n.平等平等equallyadvadv.相等地；同等地相等地；同等地注意注意】注意以下介词的搭配：注意以下介词的搭配：be similar to 同同相似相似be familiar to sb.为某人所熟知为某人所熟知be familiar with sth.熟悉某物熟悉某物be poli

11、te to 对对很有礼貌很有礼貌be friendly to 对对友好友好4.escapev.&nv.&n.逃脱；逃生；泄漏逃脱；逃生；泄漏Hisnameescapesme.我记不起他的名字了。我记不起他的名字了。escapen n./doingsth.逃避做某事逃避做某事escapefrom从从逃跑，逃脱逃跑，逃脱escapepunishment逃脱惩罚逃脱惩罚fireescape太平梯，安全梯；安全出口太平梯，安全梯；安全出口makeonesescape逃跑逃跑anarrow/nearescape九死一生九死一生5.rewardn n.报酬，奖金报酬，奖金vtvt.酬劳，奖赏酬劳，奖赏as

12、arewardfor作为作为(对某事的对某事的)报酬报酬/奖赏奖赏inreward(inreturn)作为报酬作为报酬give/offerarewardtosb.forsth.为某事而给某人报酬为某事而给某人报酬rewardsb.forsth./doingsth.为为(做做)某事而报答某人某事而报答某人rewardsb.withsth.用某物奖赏某人用某物奖赏某人rewardingadjadj.报答的；有益报答的；有益的的I dont expect anything in reward；I did it because I enjoyed it.我不指望得到什么报答，我做这件事只是因为我喜欢干

13、。我不指望得到什么报答，我做这件事只是因为我喜欢干。名词名词动词动词reward报酬奖金或一些报酬奖金或一些非金钱的报酬非金钱的报酬给予报酬，指因对方的工作、给予报酬，指因对方的工作、服务、帮助而给予的报酬或服务、帮助而给予的报酬或奖赏奖赏reward sb.for sth.因因而报答某人而报答某人award奖品，奖金奖品，奖金授予，颁发授予，颁发award sb.sth.award sth.to sb.reward，awardShedevotedherselftohercareer.她全力倾注于自己的事业。她全力倾注于自己的事业。Hestudyingthecureofcancer.他的一生都

14、在研究癌症的治疗。他的一生都在研究癌症的治疗。Imdevotingallmytimeandenergytoamomrightnow.目前我把所有的时间和精力都放在当妈妈这件事上。目前我把所有的时间和精力都放在当妈妈这件事上。devotedhiswholelifetobeing练一练：练一练：Themagazinescience.这本杂志专论科学。这本杂志专论科学。Hertothejobleftherwithverylittlefreetime.她全身心投入工作，几乎没有闲暇。她全身心投入工作，几乎没有闲暇。isdevotedtodevotion(2009福州质检福州质检)Yoursistern

15、earlyallhersparetimetoherstudyduringthethreeyears.Thatsright，orshethefirstplaceinherschoolintheCollegeEntranceExamination.A.devoted；wouldnthavetakenB.spent；wouldnthavetakenC.hadntdevoted；hadnttakenD.hadntspent；couldnttakeADidyouvoteorher？你投了她的赞成票还是反对票？你投了她的赞成票还是反对票？Ifwecantagree，wellhavetoit.如果意见不统一

16、，我们就得投票表决。如果意见不统一，我们就得投票表决。foragainstvoteon(2009泰安模拟泰安模拟)Fearingthatmostofthecitizensvotedhim，heasmile.A.for；performedB.for；managedC.against；controlledD.against；woreDwear a smile 满脸堆笑。满脸堆笑。Imtotheposition.我胜任不了那个职位。我胜任不了那个职位。YaoMingisabasketballplayerinChina.在中国，姚明是个无与伦比的篮球队员。在中国，姚明是个无与伦比的篮球队员。Women

17、arestillstrugglingforthewithmen.妇女仍在争取与男人真正平等。妇女仍在争取与男人真正平等。Herface herfathers.她她(的面容的面容)和她父亲很像。和她父亲很像。Davidisalmosteveryonehemeets.大卫对几乎所有和他会面的人都很友好。大卫对几乎所有和他会面的人都很友好。notequalwithoutequalequalityissimilartofriendlyto(1)(2008浙江高考浙江高考)Runningacompanyisnotamatterofhiringpeopletheyalsoneedtobetrained.A

18、.simplyB.partlyC.seriouslyD.equallyA解析：解析：考查副词的词义辨析。句意：经营公司并不仅仅是雇用人员考查副词的词义辨析。句意：经营公司并不仅仅是雇用人员的问题。所雇的人也需要培训。的问题。所雇的人也需要培训。A项意为项意为“仅仅，只不过，简单地仅仅，只不过，简单地”；B项意为项意为“部分地，不全面地部分地，不全面地”；C项项意为意为“严肃地，认真地严肃地，认真地”；D项意为项意为“相等地，同样地相等地，同样地”。(2)(2009嘉兴模拟嘉兴模拟)Thewinninginthe100meterbutterflygivestheAmericanswimmerMi

19、chaelPhelpstheseventhgoldmedalinBeijing，therecordsetbyAmericanlegendMarkSpitzatthe1972MunichGames.A.equalingB.equaledC.toequalD.beingequaledAShemanagedtotheburningcar.她终于从燃烧的汽车里逃了出来。她终于从燃烧的汽车里逃了出来。Hewasluckyto.他逃脱惩罚真是幸运。他逃脱惩罚真是幸运。Hehad.他九死一生。他九死一生。escapefromescapepunishment/beingpunishedanarrow/near

20、escapeHenryescapedbyadmittinghismistake.A.beingpunishedB.havingbeenpunishedC.havingpunishedD.punishingAThey5forbringingbackthelostdog.他们给了那个男孩五英镑，作为他把走失的狗送回来的酬谢。他们给了那个男孩五英镑，作为他把走失的狗送回来的酬谢。rewardedtheboywithWinningthematchwastheforhiseffort.赢得比赛是对他的努力的回报。赢得比赛是对他的努力的回报。aprizetothem.向他们颁奖。向他们颁奖。rewardA

21、ward(2009北师大附中模拟北师大附中模拟)Manyfriendssentmeemailstomeonthebirthofmyson.A.celebrateB.rewardC.expressD.congratulateDcongratulate sb.on sth.为习惯搭配，意为为习惯搭配，意为“就某事向某人祝贺就某事向某人祝贺”；celebrate“庆祝庆祝”只能以某事作宾语；只能以某事作宾语；express指指“表达表达”，reward“回报回报”，意义与搭配均不成立。，意义与搭配均不成立。outofquestion毫无疑问毫无疑问outofthequestion不可能的不可能的ou

22、tofmind心不在焉；忘却心不在焉；忘却(不想不想)outofsight看不见，在视线之外看不见，在视线之外1.out of work失业失业Hesbeenoutofworkforsixmonths.他已经失业六个月了。他已经失业六个月了。outofbusiness破产；歇业破产；歇业outofrepair失修失修outoforder有毛病有毛病outofdate过时的，过期的过时的，过期的outofonesreach够不着够不着outofdanger脱险脱险2.turnto求助于，致力于求助于，致力于Nobodyseemstounderstand.Idontknowwhototurnto.

23、似乎没有人懂这个。我不知道该向谁求助。似乎没有人懂这个。我不知道该向谁求助。Pauldrinktoforgethisproblemsatwork.保罗借酒浇愁，想忘掉工作中的问题。保罗借酒浇愁，想忘掉工作中的问题。turnedtoturnaway不肯帮助，不准某人入内不肯帮助，不准某人入内turndown拒绝接受；调小拒绝接受；调小turnoff关掉关掉turnon打开打开turnout赶出；证明是，结果是赶出；证明是，结果是turnover翻身，翻转翻身，翻转turnup露面，出现；开大露面，出现；开大turnin上交上交，上床睡觉上床睡觉setapart使与众不同；留出，拨出使与众不同；留

24、出，拨出(专用专用)setaside把把放在一边；省出，留出放在一边；省出，留出setdown写下，记下写下，记下setforth陈述，阐明陈述，阐明setoff出发，动身；使爆炸；引起，激发出发，动身；使爆炸；引起，激发setout出发，动身；摆放，陈列；出发，动身；摆放，陈列；开始，着手开始，着手Outofsight，outofmind.谚谚眼不见，心不烦。眼不见，心不烦。Itisthathewillbeadmittedintokeyuniversities.他考上重点大学是不成问题的。他考上重点大学是不成问题的。Thestyleofthedressis.这件衣服的款式是过时的。这件衣服的

25、款式是过时的。outofquestionoutofdate(2008天津高考天津高考)Attherailwaystation，themotherwavedgoodbyetoherdaughteruntilthetrainwas.A.outofsightB.outofreachC.outoforderD.outofplaceAThejob(tobe)harderthanwethought.这份工作结果比我们想像的要难。这份工作结果比我们想像的要难。Whydidsheyourinvitation？她为什么拒绝你的邀请？她为什么拒绝你的邀请？Weinvitedhertodinnerbutshedid

26、ntevenbotherto.我们请她吃饭她都不露面。我们请她吃饭她都不露面。turnedoutturndownturnup(1)(2007重庆高考重庆高考)Sheshavingalotoftroublewiththenewcomputer，butshedoesntknowwhomto.A.turntoB.lookforC.ealwithD.talkaboutA(2)(2008全国卷全国卷)Whatareyoureading，Tom？Imnotreallyreading，justthepages.A.turningoffB.turningaroundC.turningoverD.turning

27、upC3.setup设立，建立设立，建立Afundwillbesetupforthedeadmensfamilies.将为死者家属设立一项基金。将为死者家属设立一项基金。Theschoolhassetupaspecialclasstohelppoorreaders.学校专门办了一个班来帮助阅读能力差的学生。学校专门办了一个班来帮助阅读能力差的学生。Thebusinessbyhisfather.这家公司是他父亲开办的。这家公司是他父亲开办的。wassetupTheywillforParisnextweek.下星期他们将动身去巴黎。下星期他们将动身去巴黎。OnceIrealizedwhatwasw

28、rong，I_我一认我一认识到错误马上就纠正。识到错误马上就纠正。Havingmadetheplan，shesetouttheexperiment.计计划制定好以后，她就着手进行试验。划制定好以后，她就着手进行试验。setoffsetaboutcorrectingtomakeTheNorthKoreasconductinganundergroundnuclearexplosionaninternationalargument.A.setasideB.setdownC.setoutD.setoffDThelastthirtyyearshaveseenthegreatestnumberoflaws

29、stoppingourrightsandprogress，untiltodaywehavereachedastagewherewehavealmostnorightsatall.(1)see，find，witness等词可用物作主语，以拟人手法增添等词可用物作主语，以拟人手法增添语言色彩。语言色彩。Thisoldhousehasseenbetterdays.这座老房子曾有过风光的日子。这座老房子曾有过风光的日子。MorningfoundChristieknittingbythewindow.清晨克里斯蒂坐在窗边织毛衣。清晨克里斯蒂坐在窗边织毛衣。Thewaterfindsitsownlevel

30、.水往低处流。水往低处流。NationalDaypeopleandhappilyinthestreets.国庆节里人们在大街上高兴地唱啊跳啊。国庆节里人们在大街上高兴地唱啊跳啊。sawsingingdancing(2)stage，occasion，point，situation等等表示表示?，其后可以接，其后可以接?引导的定语从句。引导的定语从句。Thediseaseisstillinitsprimarystage_这疾病仍然在初发阶段，这疾病仍然在初发阶段，尚可控制。尚可控制。Measuresmustbetakentochangethissituation_必须采取措施来改变必须采取措施来改

31、变对我们不利对我们不利的这个局面。的这个局面。where it is under control.where it is unfavorable to us.Thiswasagreatoccasion，_thebandwasplaying，andeverybodywasmostexcited.这是一个盛大的场面，这是一个盛大的场面，旗帜到处飘扬旗帜到处飘扬，鼓乐齐鸣，人人都很兴奋。，鼓乐齐鸣，人人都很兴奋。where there were flags everywhere，(1)(2009福建高考福建高考)Itshelpfultoputchildreninasituationtheycanse

32、ethemselvesdifferently.A.thatB.whenC.whichD.whereD(2)(2009浙江高考浙江高考)IhavereachedapointinmylifeIamsupposedtomakedecisionsofmyown.A.whichB.whereC.howD.whyB2.Wefirstbrokethelawinawaywhichwaspeaceful；whenthiswasnotallowed.onlythendidwedecidetoanswerviolencewithviolence.Only in this way can you learn Engl

33、ish well.只有用这种方法你才能学好英语。只有用这种方法你才能学好英语。Only you can work out this problem.只有你才能解出这道题来。只有你才能解出这道题来。only放在句首修饰状语放在句首修饰状语(通常是副词、介词短语或从句通常是副词、介词短语或从句)时，句子时，句子需要部分倒装。需要部分倒装。Onlywhenhecamebackfromwork tobedlastnight.昨昨天晚上直到他下班回来我才上床睡觉。天晚上直到他下班回来我才上床睡觉。Onlywithallyourtimeandenergydothisjobwell.只有投入全部的时间和精力

34、你才能把这项工作做好。只有投入全部的时间和精力你才能把这项工作做好。didIgocanyouonly修饰主语放在句首时，句子不能倒装。修饰主语放在句首时，句子不能倒装。Onlysomeofthechildrenseemedtohaveunderstoodit.似乎只有一部分孩子明白。似乎只有一部分孩子明白。【注意注意】(2008江苏高考江苏高考)youeatthecorrectfoodsbeabletokeepfitandstayhealthy.A.Onlyif；willyouB.Onlyif；youwillC.Unless；willyouD.Unless；youwillA3.Ifeltbad

35、thefirsttimeItalkedtoagroup.第一次给旅行团作讲解时，我的心情很不好。第一次给旅行团作讲解时，我的心情很不好。句中的句中的“thefirsttime”相当于从属连词，引导时间状语从句，可相当于从属连词，引导时间状语从句，可译为译为“当第一次当第一次的时候的时候”。类似的用法还有：类似的用法还有：(1)时间名词作连词时间名词作连词thelasttime最后一次最后一次的时候的时候thenexttime下一次下一次的时候的时候each/everytime每一次每一次的时候的时候themoment/theinstant/theminute/thesecond一一 就就(2)

36、副词作连词副词作连词instantly/directly/immediately一一就就IrecognizedherthemomentIsawher.我一眼就认出了她。我一眼就认出了她。Hecametoseemeimmediatelyhecameback.他一回来就来看我。他一回来就来看我。EachtimeIcalledonhim，hewasverybusy.我每次拜访他，他都很忙。我每次拜访他，他都很忙。TheIsawhim，Iknewhewasangrywithme.A.thingB.whileC.wayD.momentD定语从句定语从句1.Becauseofthefinancialcri

37、sis，daysaregonelocal5starhotelscharged6,000yuanforonenight.A.ifB.whenC.whichD.since2.(2009陕西高考陕西高考)GuncontrolisasubjectAmericanshavearguedforalongtime.A.ofwhichB.withwhichC.aboutwhichD.intowhich3.(2009上海高考上海高考)MozartsbirthplaceandthehousehecomposedTheMagicFlutearebothmuseumsnow.A.whereB.whenC.thereD

38、.which4.Shellneverforgetherstaythereshefoundhersonwhohadgonemissingtwoyearsbefore.A.thatB.whichC.whereD.when5.Lifeislikealongracewecompetewithotherstogobeyondourselves.A.whyB.whatC.thatD.where6.(2008北京高考北京高考)Illgiveyoumyfriendshomeaddress，Icanbereachedmostevenings.A.whichB.whenC.whomD.where7.(2008安徽

39、高考安徽高考)Alltheneighborsadmirethisfamily，theparentsaretreatingtheirchildlikeafriend.A.whyB.whereC.whichD.that8.(2008江西高考江西高考)Laterinthischaptercaseswillbeintroducedtoreadersconsumercomplaintshaveresultedinchangesinthelaw.A.whereB.whenC.whoD.which.选词填空选词填空voteto；beequalto；besentencedto；rewardfor；turnto

40、；devoteoneselfto1.MotherTeresahascaringforthepoor.devotedherselfto2.Youcanmeifyouhaveanyproblems.turnto3.Themanhastodeathforhisbehavior.beensentenced4.Hewashiseffortswithacashbonus.rewardedfor5.Unionmembersacceptmanagementsoffer.6.Idontthinkhethiskindofwork，soIcanthirehim.votedtoisequalto.情景交际情景交际1.

41、(2009山东高考山东高考)Shallwehaveourpicnictomorrow？itdoesntrain.A.UntilB.WhileC.OnceD.If 2.(2008全国卷全国卷)DoyouknowAnnastelephonenumber？.Asamatteroffact，IdontknowanyAnna，either.A.IthinksoB.ImafraidnotC.IhopesoD.Idrathernot3.(2008浙江高考浙江高考)Areyouallright？.A.ThatsOKB.IthinksoC.TakeiteasyD.Itsverykindofyou解析：解析：句意

42、：句意：你好吗？你好吗？还行吧。还行吧。ThatsOK.用用来回答来回答Thankyou.；Takeiteasy.别紧张；别紧张；Itsverykindofyou.你真是太好了。你真是太好了。4.(2007安徽高考安徽高考)Bill，ifitdoesntrain，wecangostraightonandspendmoretimeinVienna.IjustwanttohearMozart.A.Welldone！B.Noproblem.C.Thatsgreat！D.Thatsit.解析：解析：本题考查交际用语。由句意可知后者肯定前者本题考查交际用语。由句意可知后者肯定前者说法很好。说法很好。.易

43、错绣场易错绣场1.(2009泉州模拟泉州模拟)IhadntintendedtogetmuchfromthebusinessIranthefirstyear，whileitsowell.A.madeoutB.turnedoutC.wentoutD.carriedout解析：解析：考查动词短语辨析。考查动词短语辨析。whileitturnedoutsowell意意为为“结果却运行得很好结果却运行得很好”，与上文，与上文“没想到没想到”形成对照。形成对照。makeout理解，弄清；理解，弄清；goout出去；出去；carryout执行，履行，执行，履行，均不符合题意。均不符合题意。2.(2009东城

44、模拟东城模拟)Theactresswhohadbeenthoughthighlyoftobeagreatdisappointment.A.turnedupB.turnedoutC.turneddownD.turnedin解析：解析：考查动词短语。句意：那个一度被评价很高的女演考查动词短语。句意：那个一度被评价很高的女演员最后却让人们很失望。员最后却让人们很失望。turnout结果，最后情况是结果，最后情况是，符合逻辑。符合逻辑。turnup出现；出现；turndown拒绝；拒绝；turnin上交，均上交，均离题甚远。离题甚远。3.(2008山东高考山东高考)EinsteinlikedBoses

45、papersomuchthathehisownworkandtranslateditintoGerman.A.gaveoffB.turneddownC.tookoverD.setaside解析：解析：句意：爱因斯坦如此喜欢句意：爱因斯坦如此喜欢Bose(印度物理学家印度物理学家)的论文以的论文以至于他撇开自己的工作把至于他撇开自己的工作把Bose的论文翻译成德语。的论文翻译成德语。giveoff散散发；发；turndown拒绝；拒绝；takeover接管；接管；setaside将将搁在一搁在一边，边，D项最合题意。项最合题意。4.(2009东北三校模拟东北三校模拟)Thoughthereare

46、somedifferencesinAmericaneducationandChineseeducation，bothsystemsareexcellentgraduates.A.turningoutB.turningawayC.turningoffD.turningin解析：解析：考查短语动词辨析。考查短语动词辨析。turnout此处意为此处意为“生产；制造生产；制造”；turnaway走开，转身，解雇；走开，转身，解雇；turnoff关掉关掉(水、电水、电)；turnin获得，获得，上缴。上缴。.阅读理解阅读理解Sometimes，the simplest ideas are the bes

47、t.For example，to absorb heat from the sun to heat water，you need large，flat，black surfaces.One way to do that is to build those surfaces specially，on the roofs of buildings.But why go to all that trouble when cities are full of black surfaces already，in the form of asphalt(柏油柏油)roads?Ten years ago，t

48、his thought came into the mind of Arian de Bondt，a Dutch engineer.He finally persuaded his boss to follow it up.The result is that their building is now heated in winter and cooled in summer by a system that relies on the surface of the road outside.The heatcollector is a system of connected water p

49、ipes.Most of them run from one side of the street to the other，just under the asphalt road.Some，however，dive deep into the ground.When the street surface gets hot in summer，water pumped through the pipes picks up this heat and takes it underground through one of the diving pipes.At a depth of 100 me

50、tres lies a natural aquifer(蓄水层蓄水层)into which several heat exchangers(交换器交换器)have been built.The hot water from the street runs through these exchangers，warming the groundwater，before returning to the surface through another pipe.The aquifer is thus used as a heat store.In winter，the working system