2023年中考英语时事热点阅读专练 热点14 水力发电与风能的利用(学生版+解析版).docx

2023年中考英语时事热点阅读专练热点14水力发电与风能的利用一、阅读理解ITideistheregularriseandfallof(heoceanlevelcausedbythemovementofthesun,(heearthandthemoon.Itisconsideredapromisingsourceofgreenenergytoproduceelectricityincoastalareas.Tomakeuseoftidalenergy,weneedtobuildtidalpowerstations.Thebaysandtherivermouthswherethetideishigh(thetidalrangeismorethan10metres)arcusuallyperfectsitestobuildtidalpowerstations.Therearcmanysuchplacesintheworld.AccordingtotheIRENA(theInternationalRenewableEnergyAgency),byjustusing2%ofourcoastlines,wecanproduce4,383TWhofoceanpowereachyear,enoughtomeet16.4%oftheworldselectricityneeds.Tobuildatidalpowerstation,weneedtobuildadam.Inthedamaremanylurbinesandoneachturbinethereisanelectricgenerator.Whenthetiderises,watercomesthroughthedam.theturbinesturnand(heelectricgeneratorswork,producingelectricity.Whenthetidefall,watergoesoutthroughthedam,theturbinesturnagain.Theelectricgeneratorscontinuetowork.Tidalenergyhasitadvantages.Usingtidalenergytoproduceelectricityismuchcheaperthanusing(hetraditionalenergy,likecoalorgas.Forexample,theRanceTidalPowerStationinFrancehasbeenthereforover50years,producingaround540,OOOTWhofelectricityeachyear.Thecostisonly1.3cents/TWh.Tidalenergycanbeusednearly24hoursaday.Aslongasthesun,theearthandthemoonexist,wecanuseittoproduceelectricity.Butwithoutsunshine,hereisnosolarenergy.Whenthereisnowind,electricgeneratorswillnotwork.Inaddition,withthedevelopmentofmoderntechnology,tidalenergycanbestoredandusedtoproduceelectricitycontinuously.However,westillhavesomeproblemstosolve.Ilisdifficulttobuildadamin(hesea,and(hecostisveryhigh.Moreover,i(sexpensivetokeepatidalpowerstationinitsbestcondition.Scientistsareworkingonthem.1. Atidalpowerstationisbestbuilt.A.atarivermouthwithwindB.alongthecoastwithwavesC.inabaywithtidehighenoughD.incoastalareaswithsunshine2. TheunderlinedwordturbineinParagraphThereisamachineto.C.Grindingwheatintoflour.D.Pumpingwaterfromunderground.35. Oneofthereasonswindwasrediscoveredinthe1970sisthat.A.windpoweriscleanerB.itisoneoftheoldestpowersourcesC.itwascheapertocreateenergyfromwindD.thesupplyofcoalandgasfailedtomeetneeds36. Whatwould（heauthorprobablydiscussintheparagraphthatfollows?A.Theadvantagesofwindpower.B.Thedesignofwindpowerplants.C.Theworldwidemovementtosaveenergy.D.Theglobaltrendtowardsproducingpowerfromwind.二、完型填空1OilisnottheonlysourceofpowerinSouthAmerica.Manycountriesrelyonanotherliquid-water.ManyoftheAmericasbigriversare37tomakehydroelectricpower（水电），orelectricityproducedbycontrollingtheforceofflowingwater.SouthAmericasbiggesthydroelectricplantisItaipuDam,locatedontheborderofParaguayandBrazil.ThismassivedamstretchacrosstheParanaRiver.38workerscouldevenbeginbuildingthedam,theyhadtoshift（移动）theParanaRiveraroundtheconstructionsite（工地）.Theydidthisby39a2-kilometerchannelaroundthedamsite.Thisprojectalonetooknearlythreeyears.ThegovernmentsofParaguayandBrazilworktogethertorunthehydroelectricplantsatItaipuDam.Thecountriessplitthelow-costelectricity40here.Bothcountriesbenefitfromthisagreement.ParaguayisasmallercountrythanBrazilanditdoesntneednearlyasmuchelectricity.Infact,ItaipuDamproducesfarmoreelectricitythanthewholecountryofParaguaycanuse!SoParaguayearnsmoneyby41itsexcess（多余勺）electricitytoBrazil.ThiselectricityhelpslightupBrazilsbiggestcitySaoPaulo.ItaipuDanibringsmoneytotheregioninanotherwayaswell.Asoneoftheengineeringwondersofthemodernworld,ItaipuDamhasbecomeamajor42attraction.37.A.pickedB.spentC.usedD.borrowed38.A.UntilB.BeforeC.WhenD.After39.A.diggingB.pullingC.movingD.touching40.A.discoveredB.producedC.foundD.sold41. A.building42. A.waiterB.buyingB.actorC.settingC.conductorD.sellingD.tourist2TheWarrensareacommonfamily.However,（hiscommonfamilyhasdonesomething43.Afewyearsago,theymovedtothecountrysideandbuiltahousewhichwaspowered（提供动力）bythewindandthesun!Mr.Warrenwantedhisfamilytoplayarolein44（heplanet,sohereadalotabouttheelectricalsystem.Then,he45tocreateelectricitytopowereverythingtheyneededfortheirdailylives.Thekidswere46atfirst.WillwestillbeabletowatchTV?Whataboutthecomputer?theyasked.Dontworryatall,saidtheirfather.Justbecausewearcgoingtocreateourownelectricitydoesntmeanwehavetoliveinthe47“Wearcgoingtosetupawindgenerator（发电机）7,explainedMrs.Warren.4tWindisagreatwayto48electricity.Itsnotonlyfreebutalsoclean.Thewinddoesntblowallthetime,though.Thats49weneedtostore（储存）ourpower.Then,whenthereisnowind,wewillstillhavepowertoruneverythinginourhouse.Mr.Warrenadded,Wearealsogoingtocollect50fromthesunandturnitintoelectricity.So,whenthewindblows,wehavepower.Whenthe51shines,wehavepower,too.Itseasytoseethatthefamilyreally52renewableenergy.Now,theyarclivinghappilyintheirself-poweredcountrysidehome.43.A.normalB.specialC.similarD.private44.A.savingB.breakingC.greetingD.examining45.A.failedB.agreedC.decidedD.refused46.A.angryB.worriedC.happyD.interested47.A.springB.momentC.pastD.dark48.A.shootB.wasteC.reduceD.produce49.A.howB.whyC.whichD.where50.A.scenesB.energyC.rubbishD.objects51.A.starB.lightC.sunD.moon52.A.trustsinB.callsinC.shutsoffD.cutsdown三、阅读填表Windisapowerfulforce.Windenergymaycausethegreatwaves（浪）intheworkfsoceans.Windscanhelpcreatepowerfulstorms,butwindisaforceyoucantseebutcansurelyfeel.Itspowercanbeusedtocreateelectricityforcitiesandthecountryside.WindcanalsoshowpeoplesfeelingorideasinAmericanEnglish.Letsstartwithasimpleone.Ifyourunlikethewind,youcanrunveryfast.Afterrunning,sometimesyoucanfeelfullofenergy.Therunnergelswhacwecallasecondwind.Weuseitwhenwearetired,butthengetmoreenergytofinishsomething.Forexample,sometimesIfeeltiredafterwork.Butafterashortrestandacupoftea,Igetmysecondwind.Ifyouaredoingsomethingdifficult,itisgoodtohavethewindatyourback.Inthisway,itiseasiertogoforward.Itsalwaysmoredifficulttodosomethinginastrongwind-unlessyouaresailing.Knowingthedirectionofthewindisthemostimportantpartofsailing.Whenwindfillsasail,itmakestheboatgofaster.Ifyoutakethewindoutofsomeonessails,youpreventthemfromreachingtheirgoals.Youcreateabarrier（障碍）orstoptheminsomeway.Inlife,itsluckytohavefriendswhowanttofillyoursailswithwindandnottakeitout.Letsturnfromsailingtomusic.Manysongwritersusetheimage（形象）ofwindintheirsongs.Ifsomethingsuchasanideaisblowinginthewind,itisbeingdiscussedbu（hasyettobedecided.Whenasingersingsyoudontneedaweathennantoknowwhichwaythewindblows,hemeansthatyoudontneedsomeoneinpowertomakesureofsomethingforyou.Justtrustyourselfwhenyouknowwhichwaythewindblows,youknowwhatisgoingon.Nowyouknowwhichwaythewindblows.Thenhowcanyouusethemproperly?First,readthemaloudandkeeptheminmind.Then,practiceusingthemandtestyourself.Youknow,practicemakesperfect.Doyouknowwhichwaythewindblows?ApowerfulforceinnatureWindenergyisoneof53.ofgreatwaves,powerfulstormandelectricity.54.onwindAboutrunningApersonwhorunslikethewindisaveryfastrunner.Therunnerwhogets55.afterrunningfeelsfullofenergyagain.Aboutsailing Whenyougetasailwind,theboatwillgofaster. Youareunluckytohaveafriendwhofeelsliketakingthewindoutofyoursailbecauseyourfriendis56.ofyou.AboutmusicTheimageofwindisusedbymanysongwriters.Whenanideaisblowinginthewind,ithasntbeendecidedandneeds57.Whenyouknowwhichwaythewindblows,youknowwhatisgoingon.SuggestionsofReadthemaloudandrememberthem.learningPracticeusingthemandtestyourself.2023年中考英语时事热点阅读专练热点14水力发电与风能的利用一、阅读理解ITideistheregularriseandfallof(heoceanlevelcausedbythemovementofthesun,(heearthand(hemoon.Itisconsideredapromisingsourceofgreenenergytoproduceelectricityincoastalareas.Tomakeuseoftidalenergy,weneedtobuildtidalpowerstations.Thebaysandtherivermouthswherethetideishigh(thetidalrangeismorethan10metres)arcusuallyperfectsitestobuildtidalpowerstations.Therearcmanysuchplacesintheworld.AccordingtotheIRENA(theInternationalRenewableEnergyAgency),byjustusing2%ofourcoastlines,wecanproduce4,383TWhofoceanpowereachyear,enoughtomeet16.4%oftheworldselectricityneeds.Tobuildatidalpowerstation,weneedtobuildadam.Inthedamaremanylurbinesandoneachturbinethereisanelectricgenerator.Whenthetiderises,watercomesthroughthedam,theturbinesturnandtheelectricgeneratorswork,producingelectricity.Whenthetidefall,watergoesoutthroughthedam,(heturbines(urnagain.Theelectricgeneratorscontinuetowork.Tidalenergyhasitadvantages.Usingtidalenergytoproduceelectricityismuchcheaperthanusingthetraditionalenergy,likecoalorgas.Forexample,theRanceTidalPowerStationinFrancehasbeenthereforover50years,producingaround540,OOOTWhofelectricityeachyear.Thecostisonly1.3cents/TWh.Tidalenergycanbeusednearly24hoursaday.Aslongasthesun,theearthandthemoonexist,wecanuseittoproduceelectricity.Butwithoutsunshine,hereisnosolarenergy.Whenthereisnowind,electricgeneratorswillnotwork.Inaddition,withthedevelopmentofmoderntechnology,tidalenergycanbestoredandusedtoproduceelectricitycontinuously.However,westillhavesomeproblemstosolve.Ilisdifficulttobuildadamin(hesea,and(hecostisveryhigh.Moreover,i(sexpensivetokeepatidalpowerstationinitsbestcondition.Scientistsareworkingonthem.1. Atidalpowerstationisbestbuilt.A. atarivermouthwithwindB.alongthecoastwithwavesC.inabaywithtidehighenoughD.incoastalareaswithsunshine2. TheunderlinedwordturbineinParagraphThereisamachineto.C.letwatergothroughthedamD.keepthedamingoodconditionWhatadvantagedoestidalenergyhave?A.Wecanuseittogetusefultide.C.Wecanuseitnearlyallthetime.B. Itcanimprovetheoceanenvironment.D.Itmeets16.4%oftheelectricityneeds.3. Howcanwemakebetteruseoftidalenergy?A. Bydiggingmorebaysandrivermouths.B. Bybuildingcheapertidalpowerstations.C. Byclosingtraditionalelectricpower.D. Byusingtidalenergytoreplaceotherenergy.【答案】l.C2.B3.C4.B【解析】本文主要向我们介绍了潮汐能，它的优势以及目前存在的问题。1. 细节理解题。根据第二段中Thebaysandtherivermouthswherethetideishigh(thetidalrangeismorethan10metres)arcusuallyperfectsitestobuildtidalpowerstations.,可知，涨潮时(潮差超过10米)的海湾和河口通常是建造潮汐发电站的理想地点。故选C。2. 推理判断题。分析第三段中Tnthedamarcmanyturbinesandoneachturbinethereisanelectricgenerator.Whenthetiderises,watercomesthroughthedam,theturbinesturnandtheelectricgeneratorswork,producingelectricity.Whenthetidefall,watergoesoutthroughthedam,theturbinesturnagain.可知，水坝里有许多涡轮机，每个涡轮机上都有一个发电机。涨潮时，水通过大坝，涡轮转动，发电机工作，产生电力。退潮时，水流通过大坝流出，涡轮再次转动。所以turbine是让发电机工作的机器。故选B。3. 推理判断题。A：我们可以用它来获取有用的潮汐。B：它可以改善海洋环境。C：我们几乎可以随时使用它。D：满足16.4%的电力需求。根据第四段hUsingtidalenergytoproduceelectricityismuchcheaperthanusingthetraditionalenergy,likecoalorgas.和“Inaddition,withthedevelopmentofmoderntechnology,tidalenergycanbestoredandusedtoproduceelectricitycontinuously.可知，潮汐发电的优势一是利用潮汐能发电比使用煤炭或天然气等传统能源要便宜得多；二是随着现代技术的发展，潮汐能可以被储存起来，并用于持续发电。结合选项，故选C。4. 细节理解题。A：挖掘更多的海湾和河口。B：通过建造更便宜的潮汐发电站。C：通过关闭传统电力。D：利用潮汐能来替代其他能源。根据第二段中Tomakeuseoftidalenergy,weneedtobuildtidalpowerstations/可知，为了利用潮汐能，我们需要修建潮汐能电站。结合选项，故选B。TherearcsomeinterestingfactsabouttheNile. TheNileisnearly6,671kilometerslong.Itisbelievedtobethelongestriverintheworld. TheNileisanorth-flowingriverinAfrica.Itliesinthefollowingcountries:Kenya,Eritrea,Congo,Burundi,Uganda.Tanzania.Rwanda,Egypt,Sudan,RepublicofSouthSudanandEthiopia. TheNileisimportanttoAncientEgypt.TherearelotsofAncientEgyptsplacesofinterestalongthebanksoftheNile,suchasLuxorandCairo. TheNiledelta（三角洲）inthenorthofEgyptiswheretheNileflowsintotheMediterraneanSea.Itisaround160kilometerslongandaboutover240kilometersofcoastline（海岸线）.Itisrichinagricultureandhasbeenfarmedfbrthousandsofyears.HalfofEgyptspopulationaround40,000,000peopleliveintheNileDeltaarea. In1787,thefamousRosettastonewasfoundintheNileDeltainthecityofRosetta.ItplayedakeyroleinunderstandingEgyptianhieroglyphics（象形文字）. TheAswanHighDam（阿斯旺大坝）wasbuiltin1970tohelpcontrolthefloodingoftheNile.5. HowmanycountriesdoestheNileflowthrough?A. 9B.10C.11D.12TheNileRiverflowsintotheMediterraneanSeain.A. theNiledeltaB.LuxorSudanD.Uganda6. WhatsthepopulationofEgyptaccordingtothepassage?A. About20.000,000.B.About40,000,000.C.About60,000.000D.About80,000,000.7. WhichofthefollowingisTRUE?A. TheNileis（hewidestriverintheworld.B. TheNileDeltaisinthesouthofEgypt.C. TheRosettastoneisimportanttothehieroglyphics.D. TheAswanHighDamcanstopthefloodingoftheNile.8. Wherecanwefindthispassageprobably?A.Inanewspaper.C.Inastorybook.B. Inanovel.C. Inasciencemagazine.【答案】5.C6.A7.D8.C9.D【解析】本文是说明文。短文介绍了世界上最长的河流尼罗河的自然地理和人文概况。尼罗河长6,671千米，从南向北流经9个国家，注入地中海。尼罗河对于埃及很重要，一半的埃及人口居住在尼罗河三角洲。197（）年建成的阿斯旺大坝有助于控制尼罗河洪水。4. 细节理解题根据第二段Itliesinthefollowingcountries:Kenya,Eritrea,Congo,Burundi,Uganda,Tanzania,Rwanda,Egypt,Sudan,RepublicofSouthSudanandEthiopia.可知，尼罗河流经9个国家。故选C。5. 细节理解题根据第四段TheNiledeltainthenorthofEgyptiswheretheNileflowsintotheMediterraneanSea.尼罗河在位于埃及北部的尼罗河三角洲流入地中海，可知选A。6. 数据计算题。根据HalfofEgyptspopulation一around40,000.000peopleliveintheNileDeltaarea.句可知，居住在尼罗河三角洲的人口占埃及人口的-半，所以埃及的总人口是40.000.000的两倍，即80,000.000o故选D。8.细节理解题根据ItplayedakeyroleinunderstandingEgyptianhieroglyphics.可知,thefamousRosettastone在理解埃及象形文字方面起重要作用。故选Co推理判断题。分析短文内容可知，本文是一篇介绍尼罗河流域概况白然科学文章，所以它可能来自一本科学杂志。故选D。3Inthemodernage,humansocietyrunsonenergy.Mostmachinesneedelectricitytooperate.Humanscannotlivewithoutelectricityevenasingledayintheirdailylifeandwork.Theyhavemanydifferentwaystocreateelectricity.Butsomewaysareharmfultotheenvironment.Forexample,fossilfuels（化石燃料）arethemostcommonkindofenergy.Theyincludecoal,oil,andnaturalgas.First,peoplehavetodigthemfromtheground.Thiscansometimesharmtheenvironment.However,scientistsarecreatingcleanerandbetterwaystodolhalthesedays.So（heenvironmentisnotharmedasmuchasbefore.Butwhenpeopleburnthesefossilfuels,theycangiveoffalotofharmfulgases,whichisconsideredtobeoneofthegreatestcausesofglobalwarning.Thismightharmtheenvironment.Tidal（潮汐）energyisanotherwaytomakeelectricity.Thisusestheoceantidestomakeelectricity.Butsomekindsoftidalenergycankillmanyfishandotherseaanimals.Alsodams（大坝）cancreatelotsofcleanenergy.Butdamscreatelakesandchangethewaythatriversrun.Sotheycandogreatharmtothebalanceofnaturearoundthelakesandalongtherivers.Nuclear（核）energyisaverypowerfulformofenergy.Itischeap.Itisalsoveryclean.Butmanypeopleareafraidofitbecauseitusesradioactivematerials.Also,therehavebeensomeveryseriousaccidentsinthepastwhichcausedgreatharmtohumanandnature.Butthetechnologyismuchbetterthesedays,somanycountriesarestartingtousenuclearenergymore.9. InParagraphItheunderlinedparthumansocietyrunsonenergymeanshumansin（hesocietywastemuchenergyB.peopleuseenergytomake（heworldworkC. oursocietyisfullofvariedkindsofenergyD.humanscannotrunfastwithoutenergyAccordingtothepassage,whichofthefollowingisTRUEaboutfossilfuels?A. Theyaredugfromtheground.B.Theyareconsideredexpensive.C.Theyhardlyharmtheenvironment.D.TheyarenotwidelyusedintheworldFromthepassage,weknowthattidalenergycan.A. causeseriousaccidentsB.changethewaythatriversrunC.giveoffalotofharmfulgasesD.killmanylivingthingsintheocean10. Manycountriesstarttousenuclearenergymorebecause.A. itsacommonkindofenergyB.peoplearenotafraidofitnowC.itscheap,cleanandsaferthanbeforeD.peoplecantlivewithoutit11. Thepassageisprobablyinthepartofinanewspaper.A. healthB.scienceC.cultureD.sports【答案】10.B11.A12.D13.C14.B【解析】本文介绍了几种发电的方式，但是有些方法对环境有害。9. 词义猜测题。根据Mostmachinesneedelectricity（ooperate.Humanscannotlivewithoutelectricityevenasingledayintheirdailylifeandwork”.可知，大多数机器需要电力才能运转。人类在日常生活和工作中没有电,甚至一天都无法生存。因此人们用能源使世界运转，故选B。10. 细节理解题。根据Forexample,fossilfuels（化石燃料）arethemostcommonkindofenergy.Theyincludecoakoil,andnaturalgas.First,peoplehavetodigthemfromtheground.可知，化石燃料从地里挖出来的，故选A。11. 细节理解题根据Butsomekindsoftidalenergycankillmanyfishandotherseaanimals.可知，一些潮汐能杀死许多鱼类和其他海洋动物。故选D。12. 推理判断题。根据Nuclear（核）energyisaverypowerfulformofenergy.Itischeap.Itisalsoveryclean.可知，核能源是一个非常强大的能量形式，它是便宜的，它也很干净，因此人们喜欢它。故选C。13. 推理判断题。根据Theyhavemanydifferentwaystocreateelectricity.Butsomewaysareharmfultotheenvironment”.可知，本文主要介绍了几种发电的方式，因此与科学有关，故选B。4Theoceancanbeagreatplacetoswimandplay,itmayalsobeusefulinanotherway.Somescientiststhink（hatwavescouldhelpmakeelectricity.Haveyoueverbeenonasurfboardorboatandfeltyourselfbeingliftedupbyavave?,askedJamieTayloroftheWaveEnergyGroupinScotland.4tThereiscertainlyalotofenergyinwaves.,Scientistsareworkingonusingthatenergytomakeelectricity.TheUnitedStatesandafewothercountrieshavestarteddoingresearchonwaveenergy,anditisalreadybeingusedinScotland.Mostwavesarecreatedwhenwindsblowacrosstheocean,Thewindsstartoutbymakinglittleripples（波纹）inthewater,butiftheykeeponblowing,thoseripplesgetbiggerandbiggerandturnintowaves,Taylorsaid.Wavesareoneofnatureswaysofpickingupenergyandthensendingitoffonajoumey.,Whenwavescometowardsthecoast,peoplecansetupdams（大坝）toblockthewaterandsenditthroughalargewheelcalledaturbine（涡轮）.Theturbinecanthenpoweranelectricalgenerator（发电机）.Wewillneverrunoutofwavepower.Besides,waveenergydoesnotcreatethesamepollutionasoilandcoaldo.Oceanscoverthreequartersoftheearthssurface.Thatwouldmakewavepowerseemperfectfbrcreatingenergyaroundtheworld.Buttherearesomedisadvantagesthatneedustopaymoreattentionto.JamieTaylorsaidthatwavepowerstillcosttoomuchmoney.Hesaidthatitsinfluenceonanimalsintheseaisstillunknown.Besides,wavepowerwouldgetinthewayoffishingandboattraffic.Withmoreresearch,“Manyoftheseproblemsmightbesolved,Taylorsaid.Findingmoreenergysources（资源）isveryimportant,fbrtraditionalsourcesofenergylikeoilandgasmayrunoutsomeday.Inthefuture,whenyouturnonalightbutton,anoceanwavecouldbeprovidingtheelectricity!C.letwatergothroughthedamD.keepthedamingoodconditionWhatadvantagedoestidalenergyhave?A.Wecanuseittogetusefultide.B.Itcanimprovetheoceanenvironment.C.Wecanuseitnearlyallthetime.D.Itmeets16.4%oftheelectricityneeds.3. Howcanwemakebetteruseoftidalenergy?A. Bydiggingmorebaysandrivermouths.B. Bybuildingcheapertidalpowerstations.C. Byclosingtraditionalelectricpower.D. Byusingtidalenergytoreplaceotherenergy.2TherearesomeinterestingfactsabouttheNile. TheNileisnearly6,671kilometerslong.Itisbelievedtobethelongestriverintheworld. TheNileisanorth-flowingriverinAfrica.1（liesinthefollowingcountries:Kenya,Eritrea,Congo,Burundi,Uganda.Tanzania,Rwanda,Egypt,Sudan,RepublicofSouthSudanandEthiopia. TheNileisimportanttoAncientEgypt.TherearelotsofAncientEgyptsplacesofinterestalongthebanksoftheNile,suchasLuxorandCairo. TheNiledelta（三角洲）inthenorthofEgyptiswheretheNileflowsintotheMeditenaneanSea.Itisaround160kilometerslongandaboutover240kilometersofcoastline（海岸线）.Ilisrichinagricultureandhasbeenfarmedforthousandsofyears.HalfofEgyptspopulationaround40,000,000peopleliveintheNileDeltaarea. In1787,thefamousRosettastonewasfoundintheNileDeltainthecityofRosetta.ItplayedakeyroleinunderstandingEgyptianhieroglyphics（象形文字）. TheAswanHighDam仆可斯旺大坝）wasbuiltin1970tohelpcontrolthefloodingoftheNile.4. HowmanycountriesdoestheNileflowthrough?A.9B.10C.11D.12TheNileRiverflowsintotheMediterraneanSeain.A.theNiledeltaB.LuxorC.SudanD.Uganda5. WhatsthepopulationofEgyptaccordingtothepassage?A. almosteverycountryismakinguseofthewavepoweratpresentitisnecessaryforustodevelopwavepowerinsteadofoilandcoalB. wavepowerwillbesuretomakesomebadinfluenceonseaanimalsscientistsaremakingeffortstofindnewwaysoffishingandboattraffic16. Whatdoesthefourthparagraphtellus?A. Whyscientistsaredoingtheresearchonwavepower.B. Whatexperiencethatscientistshaveachievedsofar.C. Howthewaveenergyformsandgrowsbigger.D. Whichcountriesaretryingoutwavepower.17. Whatsthewritersattitudetowardswavepower?A. Thewriterbelievesthatwavepowerwillbeusedwidelybyman.B. Thewriterdoubtsifwaveenergycanbechangedintoelectricity.C. Thewriterissuretheexperimentswillcometo（heendsomeday.D. Thewriterthinksthatwavepowerisntworthresearchingatall.18. Whatcanbethebesttitleforthepassage?A. SeaAnimalsandWavePower.B. HowDoWeGetWaveEnergy?C. TheAdvantagesofWavePower.D. CanWavesMakeElectricity?【答案】15.B16.C17.A18.D【解析】15.细节理解题，由文中语句Scientistsarcworkingonusingthatenergytomakeelectricity.TheUnitedStatesandafewothercounlrieshavestarteddoingresearchonwave