Module6OldandNew三峡大坝位于中国湖北省宜昌市境内，是当今世界最大的水力发电工程。三峡大坝的修建，引发了上至政府高官下至普通百姓、甚至国外人士的广泛关注，对三峡的利弊也有各种各样的评价。那具体有哪些利弊呢？Theconstruction(建造)oftheThreeGorgesDambeganinlate1994anddidn’tcompleteuntilJuly4,2012.WhileitservesmanyusefulpurposesforChinaandtheworld,ithasbeensomeharmfulconsequences(后果)．TheProsoftheThreeGorgesDamFirst,itprovidesasmuchenergyas18nuclearpowerplantsdothroughharnessingtheenergyofrunningwater.Andalltheenergyitproducesisrenewablewithoutdestroyingourenvironmentintheprocess.Second,thesiteoftheThreeGorgesDamhasbeenattractingvisitorsfromallovertheworldsinceitsconstructionbegan.Inturn,thisnewtourismmarkethasgreatlypromotedtheeconomicdevelopmentintheregion.Third,theYangtzeRiverhasbeenknowntoflood,andwhenitdoes,tensofthousandsofpeoplelosetheirlivesandhomes.TheconstructionoftheThreeGorgesDamwasoriginallymeanttopreventthisfloodingfromhappening,andithas.Fourth,ithelpsshipstotravelalongtheriver,sincethedamisplacedrightinthemiddleoftheYangtzeRiver.Inaddition,itensuresthattheentireriverreceivesenoughwaterduringdryseasonsandremainstravelableatalltimes.TheConsoftheThreeGorgesDamFirst,theThreeGorgesDamhasabadeffectonwildlife(野生生物)．ThenumberoffishandplantsthathavebeenlivingintheYangtzeRiverforthousandsofyearsisbeginningtobecomesmaller.Second,theconstructionoftheThreeGorgesDamforcedoveronemillionpeoplethatlivednearthedam’sconstructionsitetomovetoanewplace.Third,tonsofrocksandsandarebeingpulledintotheYangtzeRiver,causingbigchangesinitsnaturalappearance.Thispollutionhasbeenaffectingthewaterqualityfortheanimalsandsurroundingvillagesthatrelyonthiswatersupply.SectionⅠIntroduction&ReadingandVocabulary—Comprehending重点单词写作词汇1.datevi.始于(某一历史时期)2.poemn．诗；诗歌3.globaladj.全球的拓展词汇4.accommodatevt.容纳(乘客等)→accommodationn．住宿5.constructionn．建造；建设；建筑→constructvt.建造；建设6.historicaladj.历史的；有关历史的→historyn．历史→historicadj.有历史意义的7.narrowadj.狭窄的→narrowlyadv.狭窄地；勉强地8.removevt.迁移；搬迁→removaln．移动；搬迁；调动；除去阅读词汇9.bulletinn．小型报刊；短新闻；报告10.canaln.运河11.civiladj.民用的；国内的12.cliffn.悬崖；峭壁13.damn.坝；堤；水闸14.engineeringn.(土木)工程15.gorgen.峡谷16.reservoirn.水库17.structuren.建筑物；结构18.terminaln．(机场的)集散站；终点站；候机厅19.carvingn.(尤指木头、象牙等的)雕刻(品)20.relicn.(常作复数)(历史的)遗迹；遗物21.siten.场所；遗址22.generatevt.发(电)23.harnessvt.利用；将(自然力)变成动力24.submergevt.浸入水中；淹没25.watchtowern.望台重点短语1.datefrom起源于2.holdback阻止3.dreamof梦想……4.cometrue(梦想等)变成现实重点句型1.Ittakessb.sometime/moneytodosth.花费某人时间/金钱做某事：Ittooksixyearstobuild(它花费了6年时间建成)andcostUS$20billion.2.Itispossible(forsb.)todosth.某人有可能做某事：Isitpossibletosee(有可能看到)therelicsnowthattheyhavebeensubmerged？3.the＋序数词＋形容词最高级意为“第几……”：ThepoweroftheYangtzeRiver,whichistheworld’sthirdlongestriver(世界上的第三长河),hasbeenharnessedbytheThreeGorgesDam.4.比较级表示最高级：比较级＋anyother＋单数名词意为“比……更……”：Itisthelargesthydroelectricpowerstationanddamintheworldandhascostmorethananyotherconstructionproject(超过任何其他的建筑工程)inhistory.Skimthetextandmatchthemainideaofeachparagraph.1．Para.1A．SomedetailsabouttheThreeGorge...
